Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Lazio, Italy

Oldest recorded age at locality: 7.4
Youngest recorded age at locality: 0

mindat Locality ID: 14944
mindat URL: http://www.mindat.org/loc-14944.html

Tectonic Settings:

Total number of sublocalities beneath "Lazio, Italy": 172
Total number of bottom-level sublocalities: 103

Number of Child Localities: 5
Child Localities:
Frosinone Province
Latina Province
Metropolitan City Of Rome Capital
Rieti Province
Viterbo Province

Latitude: 42°2'41"N
Longitude: 12°38'50"E
Decimal Degree (lat, lon): 42.044722222222,12.647222222222

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Al As Au B Ba Be C Ca Ce Cl Cs Cu F Fe H Hg K La Li Mg Mn Mo N Na Ni O P Pb REE S Sb Si Sn Sr Th Ti U V W Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AllaniteAllophaneAlumAluniteAmorphousAmphiboleAnalcimeApatiteAphthitaliteApophyllite
AragoniteArcaniteArsenopyriteArtiniteBaddeleyiteBaryteBastnäsiteBerylBournoniteBrucite
CalciteCancriniteCancrinite-sodaliteChabaziteChalcopyriteChalcostibiteChevkiniteClayClinozoisiteColumbite
CopperCoronaditeCorrensiteCorundumCristobaliteDanburiteDevillineDiasporeEpidoteEttringite
FeldsparFerrieriteFluoriteGadoliniteGarnetGismondineGypsumHalotrichiteHarkeriteHarmotome
HellanditeHumiteHydrotalciteIronKaoliniteLatiumiteLudwigiteMalachiteMarcasiteMatlockite
MelanteriteMeliliteMicaMilariteMolybdeniteMonaziteMordeniteNatroliteNickelineNone
Not in a structural groupOkanoganiteOlivineOrpimentPalmieritePerovskitePseudobrookitePyritePyroxeneQuartz
RocksaltRutileScapoliteScheeliteSmectite-vermiculiteSodaliteSphaleriteSpinelSpurrite-AfwilliteStaurolite
StibniteSulphurSyngeniteTetrahedriteThomsoniteTitaniteTobermoriteTopazTourmalineTridymite
VesuvianiteWavelliteWollastoniteWöhleriteZirconZirconolite

251 IMA Minerals at location:
Aegirine  (*)Aegirine-augite  (*)Afghanite  (*)Afwillite  (*)Åkermanite  (*)
Albite  (*)Allanite-(Ce)  (*)Alloriite  (*)Almandine  (*)Alum-(K)  (*)
Alunite  (*)Analcime  (*)Anatase  (*)Andradite  (*)Anglesite  (*)
Anhydrite  (*)Ankerite  (*)Annite  (*)Anorthite  (*)Aphthitalite  (*)
Aragonite  (*)Arcanite  (*)Arsenopyrite  (*)Artinite  (*)Asbecasite  (*)
Augite  (*)Azurite  (*)Baddeleyite  (*)Baryte  (*)Bastnäsite-(Ce)  (*)
Beryl  (*)Biachellaite  (*)Boulangerite  (*)Bournonite  (*)Britholite-(Ce)  (*)
Cahnite  (*)Calcite  (*)Cancrinite  (*)Capranicaite  (*)Carnotite  (*)
Cassiterite  (*)Celadonite  (*)Celestine  (*)Cerussite  (*)Cesanite  (*)
Chabazite-K  (*)Chabazite-Sr  (*)Chalcocite  (*)Chalcopyrite  (*)Chalcostibite  (*)
Chondrodite  (*)Chrysocolla  (*)Cinnabar  (*)Ciprianiite  (*)Clinohumite  (*)
Clinozoisite  (*)Copper  (*)Cordierite  (*)Corundum  (*)Cristobalite  (*)
Cryptomelane  (*)Cumengeite  (*)Cuprite  (*)Cuspidine  (*)Danburite  (*)
Davyne  (*)Dawsonite  (*)Diaboleite  (*)Dickite  (*)Diopside  (*)
Dolomite  (*)Dravite  (*)Ekanite  (*)Epidote  (*)Ettringite  (*)
Fantappièite  (*)Farneseite  (*)Fayalite  (*)Ferberite  (*)Ferri-mottanaite-(Ce)  (*)
Ferrierite-Mg  (*)Ferro-hornblende  (*)Fluoborite  (*)Fluorapatite  (*)Fluorapophyllite-(K)  (*)
Fluorite  (*)Fluorophlogopite  (*)Forsterite  (*)Franzinite  (*)Gadolinite-(Ce)  (*)
Gadolinite-(Y)  (*)Galena  (*)Gehlenite  (*)Geikielite  (*)Gismondine  (*)
Giuseppettite  (*)Glauberite  (*)Goethite  (*)Gold  (*)Gonnardite  (*)
Görgeyite  (*)Götzenite  (*)Grandidierite  (*)Graphite  (*)Grossular  (*)
Gypsum  (*)Halloysite-7Å  (*)Halotrichite  (*)Harkerite  (*)Hastingsite  (*)
Haüyne  (*)Hedenbergite  (*)Hellandite-(Ce)  (*)Helvine  (*)Hematite  (*)
Hercynite  (*)Homilite  (*)Hydrobiotite  (*)Hydrocalumite  (*)Halloysite-10Å  (*)
Hydromagnesite  (*)Hydroxyapophyllite-(K)  (*)Hydroxylapatite  (*)Ilmenite  (*)Iron  (*)
Jarosite  (*)Jennite  (*)Kalinite  (*)Kaliophilite  (*)Kalistrontite  (*)
Kalsilite  (*)Kaolinite  (*)Katoite  (*)Khibinskite  (*)Kimzeyite  (*)
Kircherite  (*)Kirschsteinite  (*)Kottenheimite  (*)Larnite  (*)Latiumite  (*)
Laurionite  (*)Lazurite  (*)Lead  (*)Leucite  (*)Liottite  (*)
Ludwigite  (*)Maghemite  (*)Magnesio-hastingsite  (*)Magnesio-hornblende  (*)Magnesioferrite  (*)
Magnetite  (*)Malachite  (*)Marcasite  (*)Marinellite  (*)Matlockite  (*)
Meionite  (*)Melanterite  (*)Mercury  (*)Merlinoite  (*)Mesolite  (*)
Molybdenite  (*)Monazite-(Ce)  (*)Monticellite  (*)Montmorillonite  (*)Mordenite  (*)
Mottanaite-(Ce)  (*)Mullite  (*)Muscovite  (*)Natrolite  (*)Nepheline  (*)
Nitratine  (*)Nosean  (*)Okenite  (*)Opal  (*)Orpiment  (*)
Orthoclase  (*)Osumilite-(Mg)  (*)Oxy-dravite  (*)Paralaurionite  (*)Penfieldite  (*)
Peprossiite-(Ce)  (*)Periclase  (*)Perovskite  (*)Perrierite-(Ce)  (*)Phillipsite-Ca  (*)
Phillipsite-K  (*)Phlogopite  (*)Phosgenite  (*)Piergorite-(Ce)  (*)Pitiglianoite  (*)
Plumbojarosite  (*)Pollucite  (*)Portlandite  (*)Pseudoboleite  (*)Pseudobrookite  (*)
Pyrite  (*)Pyrolusite  (*)Pyrope  (*)Pyrrhotite  (*)Quartz  (*)
Ranciéite  (*)Realgar  (*)Richterite  (*)Rosasite  (*)Rutile  (*)
Sacrofanite  (*)Sanidine  (*)Scheelite  (*)Schorlomite  (*)Serpierite  (*)
Siderite  (*)Smithsonite  (*)Sodalite  (*)Spadaite  (*)Sphalerite  (*)
Spinel  (*)Staurolite  (*)Stibnite  (*)Stillwellite-(Ce)  (*)Stoppaniite  (*)
Strätlingite  (*)Sulphur  (*)Syngenite  (*)Tadzhikite-(Ce)  (*)Taenite  (*)
Tetrahedrite-(Zn)  (*)Thaumasite  (*)Thomsonite-Ca  (*)Thorianite  (*)Thorite  (*)
Titanite  (*)Tobermorite  (*)Topaz  (*)Tridymite  (*)Troilite  (*)
Tuscanite  (*)Uraninite  (*)Vanadinite  (*)Vermiculite  (*)Vertumnite  (*)
Vesuvianite  (*)Vicanite-(Ce)  (*)Vishnevite  (*)Vonsenite  (*)Wavellite  (*)
Willhendersonite  (*)Wiluite  (*)Wollastonite  (*)Zircon  (*)Zirconolite  (*)
Zirkelite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Aegirine  (*)PyroxeneNaFe3+Si2O61692271022
Aegirine-augite  (*)Pyroxene(Ca,Na)(Fe3+,Mg,Fe2+)Si2O60.40.095269210,69315286
Afghanite  (*)Cancrinite-sodalite(Na,K)22Ca10(Si24Al24)O96(SO4)6Cl610.2361569235,69244,69245,69272,69280,69281,69285,69293,69296,69314,69316,69319,69320,69322,6932525
Afwillite  (*)Spurrite-AfwilliteCa3[SiO4][SiO2(OH)2]·2H2O0.820.258369174,69237,6929941
Åkermanite  (*)MeliliteCa2MgSi2O70.40.4269210,6924650
Albite  (*)FeldsparNa(AlSi3O8)1.250.236469171,69295,69307,693148803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)10.095869174,69210,69235,69244,69246,69306,69314,69315706
Alloriite  (*)Cancrinite-sodalite Cancrinite(Na,K,Ca)24(Na,Ca)4Ca4(Si,Al)48O96(SO4)4(SO3,CO3)2(OH,Cl)2(H2O,OH)40.40.41692101
Almandine  (*)GarnetFe2+3Al2(SiO4)31692592353
Alum-(K)  (*)AlumKAl(SO4)2·12H2O16924792
Alunite  (*)NoneKAl3(SO4)2(OH)60.310.25469251,69253,69255,69291966
Analcime  (*)AnalcimeNa(AlSi2O6)·H2O10.0951469158,69174,69195,69237,69272,69285,69286,69287,69289,69293,69309,69312,69315,693251627
Anatase  (*)Not in a structural groupTiO210.236469306,69315,69320,693252162
Andradite  (*)GarnetCa3Fe3+2(SiO4)33.40.2363169161,69166,69174,69177,69179,69180,69181,69187,69210,69232,69234,69235,69237,69244,69245,69246,69258,69259,69272,69282,69283,69285,69287,69293,69295,69296,69300,69314,69315,69317,693251534
Anglesite  (*)BarytePb(SO4)369191,69254,692562734
Anhydrite  (*)Not in a structural groupCa(SO4)469196,69197,69198,691991588
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)2269196,691973092
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)20.310.25169293356
Anorthite  (*)FeldsparCa(Al2Si2O8)10.0951169174,69179,69235,69244,69245,69246,69285,69293,69314,69315,693251036
Aphthitalite  (*)AphthitaliteK3Na(SO4)216919777
Aragonite  (*)AragoniteCa(CO3)0.6390.25769226,69234,69235,69237,69267,69293,693003250
Arcanite  (*)ArcaniteK2(SO4)16919930
Arsenopyrite  (*)ArsenopyriteFeAsS0.310.251692889052
Artinite  (*)ArtiniteMg2(CO3)(OH)2·3H2O0.820.258269174,6917775
Asbecasite  (*)Not in a structural groupCa3TiAs6Be2Si2O200.40.41693228
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O620.0382969158,69159,69164,69170,69171,69172,69174,69179,69180,69181,69187,69207,69220,69230,69232,69237,69244,69246,69282,69287,69293,69305,69307,69308,69315,69318,69320,69321,693222060
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)23.43469253,69254,69256,692585509
Baddeleyite  (*)BaddeleyiteZrO21.250.0382369171,69174,69177,69184,69193,69195,69210,69230,69235,69242,69246,69272,69281,69285,69286,69293,69295,69296,69306,69307,69319,69322,69325238
Baryte  (*)BaryteBa(SO4)10.151769174,69191,69193,69195,69210,69218,69237,69253,69254,69255,69256,69267,69288,69304,69311,69315,6932111547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F10.236169306304
Beryl  (*)BerylBe3Al2Si6O1810.2361693064286
Biachellaite  (*)Cancrinite-sodalite Cancrinite(Na,Ca,K)8(Si6Al6O24)(SO4)2(OH)0.5·H2O1692461
Boulangerite  (*)NonePb5Sb4S110.310.25269196,69288843
Bournonite  (*)BournoniteCuPbSbS30.310.251692881089
Britholite-(Ce)  (*)Apatite(Ce,Ca)5(SiO4)3(OH)10.236869174,69210,69305,69306,69307,69308,69318,69322115
Cahnite  (*)ZirconCa2B(AsO4)(OH)40.560.45269211,6923713
Calcite  (*)CalciteCa(CO3)2.40.044469159,69161,69163,69164,69166,69174,69175,69178,69179,69180,69189,69191,69195,69196,69197,69198,69199,69201,69203,69211,69215,69216,69218,69220,69226,69232,69234,69237,69244,69246,69253,69254,69256,69261,69267,69285,69293,69299,69300,69304,69311,69315,69321,6932227770
Cancrinite  (*)Cancrinite(Na,Ca,   )8(Al6Si6)O24(CO3,SO4)2·2H2O10.236369281,69315,69320232
Capranicaite  (*)Not in a structural groupKCaNaAl4B4Si2O1810.2361693061
Carnotite  (*)NoneK2(UO2)2(VO4)2·3H2O10.095269305,693271184
Cassiterite  (*)RutileSnO20.0720.0381692305171
Celadonite  (*)Mica ClayKMgFe3+Si4O10(OH)20.6390.639169267309
Celestine  (*)BaryteSr(SO4)0.310.25369197,69293,693041252
Cerussite  (*)AragonitePb(CO3)3.43469191,69254,69256,692584979
Cesanite  (*)ApatiteCa2Na3(SO4)3OH1691973
Chabazite-K  (*)Chabazite(K2NaCa0.5)[Al4Si8O24]·11H2O0.820.258269189,6923730
Chabazite-Sr  (*)Chabazite(Sr,Ca)2[Al4Si8O24]·11H2O1692296
Chalcocite  (*)NoneCu2S269196,692545707
Chalcopyrite  (*)ChalcopyriteCuFeS20.310.25769253,69254,69256,69261,69288,69293,6930427198
Chalcostibite  (*)ChalcostibiteCuSbS2169254162
Chondrodite  (*)HumiteMg5(SiO4)2F27.45.4169257285
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O0.310.251692933531
Cinnabar  (*)NoneHgS369253,69254,692552600
Ciprianiite  (*)HellanditeCa4(ThCa)Al(Be0.5   1.5)Σ2[B4Si4O22](OH)20.40.4269210,693222
Clinohumite  (*)HumiteMg9(SiO4)4F20.40.095169315236
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)10.2361693061025
Copper  (*)CopperCu0.820.258469174,69191,69234,692373846
Cordierite  (*)BerylMg2Al4Si5O187.45.4569251,69257,69259,69299,693021008
Corundum  (*)CorundumAl2O30.820.095269184,693151797
Cristobalite  (*)CristobaliteSiO21.270.236469170,69299,69315,69320453
Cryptomelane  (*)CoronaditeK(Mn4+7Mn3+)O160.40.4169322599
Cumengeite  (*)NonePb21Cu20Cl42(OH)40·6H2O16919143
Cuprite  (*)Not in a structural groupCu2O0.820.25569174,69191,69237,69254,692882970
Cuspidine  (*)WöhleriteCa8(Si2O7)2F410.095869174,69179,69180,69195,69207,69285,69293,6930567
Danburite  (*)DanburiteCaB2Si2O810.151069174,69193,69277,69287,69305,69306,69314,69316,69322,69325148
Davyne  (*)Cancrinite Cancrinite-sodalite[(Na,K)6(SO4)0.5Cl][Ca2Cl2][(Si6Al6O24)]10.236569210,69246,69314,69315,6932217
Dawsonite  (*)NoneNaAl(CO3)(OH)22.42.2369201,69203,6926090
Diaboleite  (*)PerovskiteCuPb2Cl2(OH)416919157
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)47.43169251651
Diopside  (*)PyroxeneCaMgSi2O610.2361169174,69177,69235,69245,69246,69267,69272,69287,69302,69315,693204135
Dolomite  (*)NoneCaMg(CO3)22.42.2869196,69197,69198,69201,69203,69218,69254,692619895
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)10.095169305648
Ekanite  (*)AmorphousCa2ThSi8O200.820.095469174,69177,69235,6931516
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)10.095969197,69198,69261,69281,69295,69306,69308,69315,693258173
Ettringite  (*)EttringiteCa6Al2(SO4)3(OH)12·27H2O0.7060.454569174,69175,69232,69237,6929993
Fantappièite  (*)Cancrinite Cancrinite-sodalite[Na82.5Ca33K16.5]Σ=132(Si99Al99O396)(SO4)33·6H2O0.310.25269235,692822
Farneseite  (*)Cancrinite-sodaliteNa46Ca10(Si42Al42O168)(SO4)12·6H2O0.310.25369282,69286,692954
Fayalite  (*)OlivineFe2+2(SiO4)0.690.25269244,69293371
Ferberite  (*)ColumbiteFe2+(WO4)10.236169306551
Ferri-mottanaite-(Ce)  (*)HellanditeCa4Ce2Fe3+(Be1.5   0.5)[Si4B4O22]O20.40.41693051
Ferrierite-Mg  (*)Ferrierite[Mg2(K,Na)2Ca0.5](Si29Al7)O72·18H2O10.236269315,6932134
Ferro-hornblende  (*)Amphibole   Ca2(Fe2+4Al)(Si7Al)O22(OH)20.40.095269293,69315271
Fluoborite  (*)NoneMg3(BO3)F30.820.258369174,69176,6917752
Fluorapatite  (*)ApatiteCa5(PO4)3F10.041469164,69174,69226,69237,69267,69286,69293,69295,69306,69307,69308,69311,69315,693182740
Fluorapophyllite-(K)  (*)ApophylliteKCa4Si8O20F·8H2O0.6390.639169267303
Fluorite  (*)FluoriteCaF23.40.1472069174,69177,69195,69210,69215,69216,69235,69237,69242,69246,69253,69254,69256,69258,69293,69315,69318,69320,69322,693259617
Fluorophlogopite  (*)MicaKMg3(Si3Al)O10F210.03469274,69293,69307,6930847
Forsterite  (*)OlivineMg2(SiO4)10.095969179,69184,69195,69232,69235,69244,69300,69314,693151188
Franzinite  (*)Cancrinite-sodalite(Na,K)30Ca10(Si30Al30)O120(SO4)10·2H2O10.0951069176,69179,69180,69235,69244,69245,69280,69282,69295,693059
Gadolinite-(Ce)  (*)GadoliniteCe2Fe2+Be2O2(SiO4)20.40.416921031
Gadolinite-(Y)  (*)GadoliniteY2Fe2+Be2O2(SiO4)20.40.4269305,69315163
Galena  (*)RocksaltPbS3.40.25569174,69254,69256,69258,6928824243
Gehlenite  (*)MeliliteCa2Al(SiAl)O710.095769193,69235,69237,69244,69246,69299,69305114
Geikielite  (*)CorundumMgTiO30.820.25816917470
Gismondine  (*)GismondineCa2(Si4Al4)O16·8H2O0.820.25969174,69180,69189,69211,69234,69237,69267,69293,69299128
Giuseppettite  (*)Cancrinite-sodaliteNa42K16Ca6Si48Al48O192(SO4)10Cl2·5H2O269245,692463
Glauberite  (*)NoneNa2Ca(SO4)2169197137
Goethite  (*)DiasporeFeO(OH)10.095969218,69253,69254,69261,69304,69307,69308,69311,693157437
Gold  (*)CopperAu0.310.038269230,6928830554
Gonnardite  (*)Natrolite(Na,Ca)2(Si,Al)5O10·3H2O0.560.45169211167
Görgeyite  (*)NoneK2Ca5(SO4)6·H2O269197,6919911
Götzenite  (*)NoneCa4NaCa2Ti(Si2O7)2(OF)F20.820.25816918027
Grandidierite  (*)NoneMgAl3O2(BO3)(SiO4)0.820.25816918440
Graphite  (*)NoneC1692592812
Grossular  (*)GarnetCa3Al2(SiO4)30.820.0951369174,69177,69179,69206,69235,69237,69244,69261,69281,69285,69287,69293,693151544
Gypsum  (*)GypsumCa(SO4)·2H2O0.820.0951969174,69191,69196,69197,69198,69215,69216,69218,69237,69247,69253,69254,69256,69267,69285,69288,69293,69299,693156890
Halloysite-7Å  (*)Clay KaoliniteAl2Si2O5(OH)47.4316925152
Halotrichite  (*)HalotrichiteFe2+Al2(SO4)4·22H2O169247409
Harkerite  (*)HarkeriteCa48Mg16[AlSi4O15(OH)]4(BO3)16(CO3)16·2(H2O,HCl)0.820.258269174,6917911
Hastingsite  (*)AmphiboleNaCa2(Fe2+4Fe3+)(Si6Al2)O22(OH)20.820.258169174209
Haüyne  (*)Sodalite Cancrinite-sodaliteNa3Ca(Si3Al3)O12(SO4)0.820.0952069174,69177,69179,69180,69182,69195,69198,69210,69232,69235,69244,69245,69246,69281,69283,69285,69293,69295,69300,69315158
Hedenbergite  (*)PyroxeneCaFe2+Si2O60.820.258169174741
Hellandite-(Ce)  (*)Hellandite(Ca,REE)4Ce2Al   2(B4Si4O22)(OH)210.236769246,69277,69307,69308,69320,69322,693258
Helvine  (*)Sodalite Cancrinite-sodaliteBe3Mn2+4(SiO4)3S10.236469306,69307,69315,69325237
Hematite  (*)CorundumFe2O33.40.042169164,69253,69254,69258,69261,69272,69281,69285,69286,69293,69295,69299,69300,69302,69306,69315,69316,69317,69318,69320,6932514640
Hercynite  (*)SpinelFe2+Al2O410.15369193,69232,69317407
Homilite  (*)GadoliniteCa2Fe2+B2Si2O100.40.41693228
Hydrobiotite  (*)Corrensite ClayK(Mg,Fe2+)6(Si,Al)8O20(OH)4·nH2O0.310.2516929349
Hydrocalumite  (*)HydrotalciteCa4Al2(OH)12(Cl,CO3,OH)2·4H2O16929930
Halloysite-10Å  (*)Clay KaoliniteAl2Si2O5(OH)4·2H2O7.40.38469161,69166,69195,6925162
Hydromagnesite  (*)NoneMg5(CO3)4(OH)2·4H2O0.820.258569174,69177,69179,69180,69232341
Hydroxyapophyllite-(K)  (*)ApophylliteKCa4Si8O20(OH,F)·8H2O0.6390.63916926785
Hydroxylapatite  (*)ApatiteCa5(PO4)3OH0.40.4169322367
Ilmenite  (*)CorundumFe2+Ti4+O30.450.038769158,69159,69164,69230,69259,69285,692935433
Iron  (*)IronFe1692641089
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)610.236269191,693142228
Jennite  (*)NoneCa9(Si3O9)2(OH)6·8H2O16929918
Kalinite  (*)NoneKAl(SO4)2·11H2O16924754
Kaliophilite  (*)NoneKAlSiO40.820.258769166,69177,69180,69184,69232,69246,693008
Kalistrontite  (*)PalmieriteK2Sr(SO4)216919711
Kalsilite  (*)NoneKAlSiO40.820.258469184,69246,69267,6930049
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41.270.147669170,69171,69214,69247,69251,692535591
Katoite  (*)GarnetCa3Al2(OH)121692999
Khibinskite  (*)NoneK2ZrSi2O70.6390.6391692676
Kimzeyite  (*)GarnetCa3Zr2(SiAl2)O120.2880.1516919317
Kircherite  (*)Cancrinite[Na5Ca2K](Si6Al6O24)(SO4)2·0.33H2O1692461
Kirschsteinite  (*)OlivineCaFe2+(SiO4)0.560.4516921133
Kottenheimite  (*)EttringiteCa3Si(SO4)2(OH)6·12H2O0.310.251692933
Larnite  (*)Not in a structural groupCa2(SiO4)0.820.25816917448
Latiumite  (*)Latiumite(Ca,K)4(Si,Al)5O11(SO4,CO3)0.820.25669179,69187,69206,69241,69285,692937
Laurionite  (*)NonePbCl(OH)16919149
Lazurite  (*)Cancrinite-sodalite SodaliteNa7Ca(Al6Si6O24)(SO4)(S3)1-·H2O0.820.258269174,6918037
Lead  (*)CopperPb0.820.258169177192
Leucite  (*)AnalcimeK(AlSi2O6)10.0952969158,69159,69164,69175,69179,69180,69181,69189,69193,69195,69198,69211,69220,69226,69232,69234,69235,69237,69246,69275,69276,69279,69293,69300,69307,69308,69309,69312,69315233
Liottite  (*)Cancrinite-sodaliteNa16Ca8Si18Al18O72(SO4)5Cl40.690.25669244,69246,69272,69280,69293,692967
Ludwigite  (*)LudwigiteMg2Fe3+O2(BO3)169232134
Maghemite  (*)Spinel(Fe3+0.67   0.33)Fe3+2O40.820.25569188,69207,69232,69245,69293229
Magnesio-hastingsite  (*)AmphiboleNaCa2(Mg4Fe3+)(Si6Al2)O22(OH)21.250.236469171,69174,69293,6931980
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)20.310.25169293238
Magnesioferrite  (*)SpinelMgFe3+2O40.820.258269184,6923298
Magnetite  (*)SpinelFe2+Fe3+2O43.40.0384869158,69159,69164,69166,69171,69172,69174,69177,69179,69180,69187,69193,69195,69207,69210,69226,69230,69232,69234,69235,69237,69242,69253,69254,69258,69261,69267,69272,69277,69281,69285,69286,69293,69295,69296,69300,69304,69307,69308,69314,69315,69316,69317,69318,69319,69320,69322,6932514899
Malachite  (*)MalachiteCu2(CO3)(OH)23.40.04769164,69191,69254,69256,69258,69288,6930412537
Marcasite  (*)MarcasiteFeS23.40.251269198,69201,69202,69203,69204,69218,69247,69253,69254,69255,69258,692895674
Marinellite  (*)Cancrinite-sodaliteNa42Ca6Al36Si36O144(SO4)8Cl2·6H2O0.40.4369210,69221,692463
Matlockite  (*)MatlockitePbClF16919129
Meionite  (*)ScapoliteCa4Al6Si6O24(CO3)169246176
Melanterite  (*)MelanteriteFe(SO4)·7H2O169253915
Mercury  (*)NoneHg269253,69255397
Merlinoite  (*)NoneK5Ca2(Si23Al9)O64·24H2O0.690.29369244,69246,6926717
Mesolite  (*)NatroliteNa2Ca2(Si9Al6)O30·8H2O0.820.258269180,69237425
Molybdenite  (*)MolybdeniteMoS20.40.0951693155800
Monazite-(Ce)  (*)MonaziteCe(PO4)10.236269315,69318945
Monticellite  (*)OlivineCaMg(SiO4)0.820.258269177,69267153
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O269195,692071508
Mordenite  (*)Mordenite(Na2,Ca,K2)4(Al8Si40)O96·28H2O7.40.77269170,69251405
Mottanaite-(Ce)  (*)HellanditeCa4Ce2Al(Be1.5   0.5)Σ2[B4Si4O22]O20.40.4269210,693222
Mullite  (*)NoneAl4+2xSi2-2xO10-x (x ≈ 0.4)16930278
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)21.270.236469170,69197,69307,6932217380
Natrolite  (*)NatroliteNa2(Si3Al2)O10·2H2O0.4660.4541692371236
Nepheline  (*)TridymiteNa3K(Al4Si4O16)10.042769158,69159,69164,69174,69175,69177,69178,69179,69180,69189,69195,69207,69210,69211,69220,69226,69234,69235,69237,69242,69244,69300,69307,69308,69315,69320,69325884
Nitratine  (*)CalciteNa(NO3)16920791
Nosean  (*)Sodalite Cancrinite-sodaliteNa8(Si6Al6)O24(SO4)·H2O1.250.236969171,69174,69198,69307,69308,69314,69320,69322,6932375
Okenite  (*)NoneCa10Si18O46·18H2O16920771
Opal  (*)AmorphousSiO2·nH2O1.270.2361269170,69174,69179,69210,69237,69253,69254,69286,69293,69299,69307,693082994
Orpiment  (*)OrpimentAs2S30.2070.147169214511
Orthoclase  (*)FeldsparK(AlSi3O8)0.40.41692102349
Osumilite-(Mg)  (*)MilariteKMg2Al3(Al2Si10)O3010.236369315,69317,6932042
Oxy-dravite  (*)TourmalineNa(Al2Mg)(Al5Mg)(Si6O18)(BO3)3(OH)3O10.23616931424
Paralaurionite  (*)NonePbCl(OH)16919146
Penfieldite  (*)NonePb2Cl3(OH)16919122
Peprossiite-(Ce)  (*)None(Ce,La)(Al3O)2/3B4O1010.236469210,69306,69315,693183
Periclase  (*)RocksaltMgO0.820.258269177,69179114
Perovskite  (*)PerovskiteCaTiO30.820.095569184,69232,69267,69289,69315495
Perrierite-(Ce)  (*)ChevkiniteCe4MgFe3+2Ti2O8(Si2O7)20.0720.038269230,6927246
Phillipsite-Ca  (*)HarmotomeCa3(Si10Al6)O32·12H2O0.480.32369161,69163,6916675
Phillipsite-K  (*)HarmotomeK6(Si10Al6)O32·12H2O0.560.25569211,69237,69293,69315,6932271
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)210.2361969166,69174,69178,69179,69180,69198,69207,69235,69244,69245,69267,69285,69293,69295,69300,69316,69317,69320,693222273
Phosgenite  (*)NonePb2(CO3)Cl2169191142
Piergorite-(Ce)  (*)NoneCa8Ce2AlLiSi6B8O36(OH)210.236269318,693222
Pitiglianoite  (*)Cancrinite Cancrinite-sodaliteK2Na6(Si6Al6)O24(SO4)·2H2O0.40.25369210,69286,693226
Plumbojarosite  (*)AlunitePb0.5Fe3+3(SO4)2(OH)6169191477
Pollucite  (*)AnalcimeCs(Si2Al)O6·nH2O10.236369315,69320,69322140
Portlandite  (*)BruciteCa(OH)216929951
Pseudoboleite  (*)NonePb31Cu24Cl62(OH)4816919133
Pseudobrookite  (*)Pseudobrookite(Fe3+2Ti)O510.236469300,69315,69317,69320164
Pyrite  (*)PyriteFeS23.40.0951869179,69193,69196,69197,69198,69202,69204,69218,69253,69254,69255,69256,69258,69261,69288,69289,69304,6931539462
Pyrolusite  (*)RutileMnO21692533106
Pyrope  (*)GarnetMg3Al2(SiO4)30.40.095169315341
Pyrrhotite  (*)NickelineFe7S81.250.258469171,69174,69177,692599056
Quartz  (*)QuartzSiO23.40.0382369170,69197,69207,69218,69230,69251,69253,69254,69255,69256,69258,69259,69261,69267,69272,69285,69288,69293,69299,69314,69315,69321,6932561156
Ranciéite  (*)None(Ca,Mn2+)0.2(Mn4+,Mn3+)O2·0.6H2O0.30.1169223177
Realgar  (*)NoneAsS0.2070.147369196,69198,69214712
Richterite  (*)AmphiboleNa(NaCa)Mg5Si8O22(OH)20.820.25469174,69177,69235,69293148
Rosasite  (*)MalachiteCuZn(CO3)(OH)23.43369253,69258,69260454
Rutile  (*)RutileTiO210.236669259,69315,69319,69320,69322,693255614
Sacrofanite  (*)Cancrinite-sodalite(Na61K19Ca32)Σ=112(Si84Al84O336)(SO4)26Cl2F6·2H2O0.40.4369210,69245,692463
Sanidine  (*)FeldsparK(AlSi3O8)7.40.034869158,69159,69164,69170,69171,69174,69177,69179,69184,69185,69195,69207,69210,69221,69235,69242,69244,69245,69246,69249,69251,69257,69259,69271,69272,69274,69277,69280,69281,69283,69284,69285,69286,69293,69295,69296,69300,69302,69306,69307,69308,69314,69315,69316,69317,69318,69320,69322598
Scheelite  (*)ScheeliteCa(WO4)10.095269306,693154894
Schorlomite  (*)GarnetCa3Ti2(SiFe3+2)O120.6390.63916926754
Serpierite  (*)DevillineCa(Cu,Zn)4(SO4)2(OH)6·3H2O169253292
Siderite  (*)CalciteFe(CO3)10.236569253,69261,69288,69320,693216417
Smithsonite  (*)CalciteZn(CO3)369253,69254,692562473
Sodalite  (*)Cancrinite-sodalite SodaliteNa4(Si3Al3)O12Cl10.042269164,69179,69180,69185,69195,69198,69210,69244,69246,69272,69282,69285,69287,69293,69300,69307,69308,69318,69319,69320,69322,69325444
Spadaite  (*)NoneMgSiO2(OH)2·H2O (?)0.560.451692117
Sphalerite  (*)SphaleriteZnS0.820.25769174,69177,69253,69254,69256,69288,6930421482
Spinel  (*)SpinelMgAl2O410.0952369161,69174,69179,69180,69184,69193,69195,69210,69237,69242,69244,69253,69259,69267,69272,69285,69286,69287,69293,69300,69305,69314,693151934
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)169259978
Stibnite  (*)StibniteSb2S33.40.147669215,69216,69253,69254,69258,692883418
Stillwellite-(Ce)  (*)NoneCeBSiO510.236769174,69246,69272,69306,69316,69322,6932519
Stoppaniite  (*)BerylFe3+2Be3Si6O18·H2O10.236269306,693152
Strätlingite  (*)NoneCa2Al(Si,Al)2O2(OH)10·2.25H2O16929911
Sulphur  (*)SulphurS2.40.25669202,69204,69247,69253,69254,692892045
Syngenite  (*)SyngeniteK2Ca(SO4)2·H2O16919944
Tadzhikite-(Ce)  (*)HellanditeCa4Ce2Ti   (B4Si4O22)(OH)210.236269319,6932214
Taenite  (*)None(Ni,Fe)169264703
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S130.310.25369253,69254,692885317
Thaumasite  (*)EttringiteCa3Si(OH)6(CO3)(SO4)·12H2O0.820.258369174,69237,69267183
Thomsonite-Ca  (*)ThomsoniteNaCa2(Al5Si5)O20·6H2O0.4660.25269237,69293452
Thorianite  (*)FluoriteThO21.250.236469171,69319,69320,69322236
Thorite  (*)ZirconTh(SiO4)10.0381369174,69206,69230,69272,69277,69281,69305,69306,69315,69318,69320,69322,693251006
Titanite  (*)TitaniteCaTi(SiO4)O7.40.153469171,69174,69177,69179,69193,69195,69210,69235,69242,69244,69246,69257,69259,69272,69277,69281,69285,69286,69287,69293,69295,69296,69306,69307,69308,69314,69315,69316,69317,69318,69319,69320,69322,693254899
Tobermorite  (*)TobermoriteCa4Si6O17(H2O)2·(Ca·3H2O)0.820.258469174,69207,69237,69299114
Topaz  (*)TopazAl2SiO4F20.2880.151691931476
Tridymite  (*)TridymiteSiO21.270.2361069170,69207,69267,69286,69296,69299,69302,69315,69317,69320458
Troilite  (*)NoneFeS1692641044
Tuscanite  (*)NoneKCa6(Si,Al)10O22(SO4,CO3)2(OH)·H2O0.690.251069195,69235,69244,69245,69246,69285,69287,69293,69295,6932210
Uraninite  (*)FluoriteUO21.250.236469171,69315,69319,693222718
Vanadinite  (*)ApatitePb5(VO4)3Cl0.40.4169210605
Vermiculite  (*)Clay Smectite-vermiculiteMg0.7(Mg,Fe,Al)6(Si,Al)8O20(OH)4·8H2O0.460.38269161,69166652
Vertumnite  (*)NoneCa4Al4Si4O6(OH)24·3H2O0.820.258369174,69237,692998
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)1010.0951769179,69180,69195,69197,69205,69210,69232,69235,69244,69245,69253,69281,69286,69287,69295,69309,693151395
Vicanite-(Ce)  (*)Okanoganite(Ca,Ce,La,Th)15As5+(As3+,Na)0.5Fe3+0.7Si6B4(O,F)4710.236769174,69306,69307,69316,69319,69320,693226
Vishnevite  (*)Cancrinite-sodalite CancriniteNa8(Al6Si6)O24(SO4)·2H2O0.820.25569174,69282,69286,69295,6932221
Vonsenite  (*)LudwigiteFe2+2Fe3+O2(BO3)10.042469164,69207,69210,69211,69226,69232,69234,69235,69237,69272,69285,69293,69296,69299,69306,69307,69308,69314,69315,69318,69319,69320,69322,6932562
Wavellite  (*)WavelliteAl3(PO4)2(OH)3·5H2O169253374
Willhendersonite  (*)ChabaziteKCa(Si3Al3)O12·5H2O0.6390.63916926712
Wiluite  (*)VesuvianiteCa19(Al,Mg)13(B,   ,Al)5(SiO4)10(Si2O7)4(O,OH)100.820.258269174,691806
Wollastonite  (*)WollastoniteCaSiO310.2361969174,69178,69179,69180,69195,69211,69235,69244,69246,69253,69285,69287,69293,69295,69299,69300,69305,69309,693141247
Zircon  (*)ZirconZr(SiO4)7.40.152869174,69193,69210,69235,69242,69244,69246,69251,69257,69259,69272,69277,69281,69285,69286,69287,69293,69295,69296,69305,69306,69307,69312,69314,69318,69320,69322,693255251
Zirconolite  (*)Zirconolite(Ca,Y)Zr(Ti,Mg,Al)2O710.2361069174,69242,69284,69307,69315,69316,69318,69319,69320,69322140
Zirkelite  (*)Fluorite(Ti,Ca,Zr)O2-x1.251.1516917127



Locality Notes from all Ages at Locality:
Age IDLocality Notes
Jen_0000570MAGMATIC STYLE: Small eruptive vent with a 700 m long lava flow which overlies pyroclastic carbonatitic rocks. ASSOCIATED SILICATE ROCKS: Lava flow of kalsilite melilitite
Michelle_0071Abandoned pyrite and galena mine
Michelle_0072Rhyolitic dome with lava, tuffs, ignimbrites, and xenoliths
Michelle_0073Rhyolite
Michelle_0093Trachyte
Michelle_0093_aTrachyte, see pg. 80, Fig. 6.
Michelle_0094Trachyte, see pg. 80, Fig. 6.
Michelle_0095Tephritic phonolite, see pg. 80, Fig. 6.
Michelle_0096Latite, see pg. 80, Fig. 6.
Michelle_0097Latite, see pg. 80, Fig. 6.
Michelle_0098Phonolitic tephrite of the Bolsena activity, see pg. 80, Fig. 6.
Michelle_0099Px-trachyte, see pg. 80, Fig. 6.
Michelle_0100Leucite tephrite from what appears to be a seminary betwee Acquadependente and Onano, see pg. 80, Fig. 6.
Michelle_0101_aLeucite basalt
Michelle_0102Leucite trachyte, see pg. 80, Fig. 6.
Michelle_0103Phonolitic tephrite, see pg. 80, Fig. 6.
Michelle_0104_aLatite, see pg. 80, Fig. 6.
Michelle_0106_bTrachyte, see pg. 80, Fig. 6.
Michelle_0107_cTrachyte, see pg. 80, Fig. 6.
Michelle_0108_dTrachyte, see pg. 80, Fig. 6. Dyke near Casa Gazette (Varekamp 1980)
Michelle_0109Leucitite (dyke), see pg. 80, Fig. 6. Dyke near Casa Gazette (Varekamp 1980)
Michelle_0110Leucite tephrite, see pg. 80, Fig. 6. From lava plateau of Benano (Varekamp 1980)
Michelle_0111Vulsinite, see pg. 80, Fig. 6. Vulsinitic lava flow near Bolsena, Nassini Quarry (Varekamp 1980)
Michelle_0112_bLatite, see pg. 80, Fig. 6.
Michelle_0113_bTephritic phonolite, see pg. 80, Fig. 6.
Michelle_0114Tephrite, see pg. 80, Fig. 6.
Michelle_0115_aLeucitic lava, see pg. 80, Fig. 6.
Michelle_0116Leucite tephrite, see pg. 80, Fig. 6.
Michelle_0117Tephritic phonolite, see pg. 80, Fig. 6.
Michelle_0118_cTephritic phonolite, see pg. 80, Fig. 6.
Michelle_0119_bTephritic phonolite, see pg. 80, Fig. 6.
Michelle_0120Ol-trachybasalt, see pg. 80, Fig. 6.
Michelle_0121_aTrachyte
Michelle_0122_bTephrite phonolite
Michelle_0123Trachyte
Michelle_0124Appears to be a stream or river
Michelle_0148Leucitic lava
Michelle_0149Trachyte, poggio translates to "Knoll"
Michelle_0150_cIgnimbrite C of Locardi
Michelle_0151(Tufo rosso a scorie nere auct.)
Michelle_0152Black pozzolana (Ignimbrite b?)
Michelle_0153Lc-Phonolite
Michelle_0154Tephritic Lc-phonolite
Michelle_0161Tufi stratificati varicoli de la storta (base) translates to "Stratified bundles of varicose veins"
Michelle_0162Tufi stratificati varicoli de la storta (base) translates to "Stratified bundles of varicose veins"
Michelle_0163Scoriacious agglomerate
Michelle_0164_aTrachybasalt
Michelle_0165_bAnc-Trachybasalt
Michelle_0166_cBasalt
Michelle_0167_dScoriae
Michelle_0168_eScoriae
Michelle_0169Basalt
Michelle_0170Basalt
Michelle_0171Pumice
Michelle_0172Pumice
Michelle_0173Basalt
Michelle_0174Trachyte
Michelle_0175_aPhonolite
Michelle_0176_bPhonolite
Michelle_0177_aRhyolite, glassy
Michelle_0178_bRhyolite, glassy
Michelle_0179_cRhyolite, compact
Michelle_0180_dRhyolite, dyke
Michelle_0181Retinite of P44
Michelle_0182Trachyte, from Mindat: "Feldspathoid-bearing syenite xenoliths in trachytic pyroclastic flow"
Michelle_0183Perlite
Michelle_0184Rhyolite
Michelle_0185Rhyolite
Michelle_0186Rhyolite
Michelle_0187_aNa-rhyolite dome
Michelle_0188_bObsidian
Michelle_0189_cObsidian
Michelle_0190_dObsidian
Michelle_0191_aTuff
Michelle_0192_bTuff
Michelle_0193_cTuff
Michelle_0194_dTuff
Michelle_0195_eTuff
Michelle_0196_fTuff
Michelle_0197_gTuff
Michelle_0198_hTuff
Michelle_0199_iTuff
Michelle_0200_jTuff
Michelle_0201_kTuff
Michelle_0202_lTuff
Michelle_0203_mTuff
Michelle_0204_nTuff
Michelle_0205_oTuff
Michelle_0206_pTuff
Michelle_0209_aApatite and biotite from littoral sand
Michelle_0210_bZircon from littoral sand
Michelle_0211_cZircon from littoral sand
Michelle_0213Biotite
Michelle_0214_aTephritic leucitite
Michelle_0215_bTephritic leucitite
Michelle_0220Lc-alkalibasalt
Michelle_0221_aTephritic leucitite
Michelle_0222_bTephritic leucitite
Michelle_0223Leucitite
Michelle_0224Leucitite
Michelle_0225Lc-alkalibasalt
Michelle_0226Tephritic leucitite, locality appears to be a creek near Pofi
Michelle_0235Tufo di Baccano
Michelle_0236Tufo Giallo di Sacrofano
Michelle_0238Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0239_aPost Caldera Activity - Lateral, tephritic leucitite
Michelle_0240_bPost Caldera Activity - Lateral, tephritic leucitite
Michelle_0241Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0242Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0243Post Caldera Activity - Lateral, tephritic leucitite
Michelle_0244_aPre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0245Pre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0246_bPre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0247Pre Caldera Activity - Complex of Lower Pyroclastics, Tufo di Villa Senni formation
Michelle_0248_aPre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "Tufo litoide"
Michelle_0249_bPre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "Archaeol. layer"
Michelle_0250_cPre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "cinerite"
Michelle_0251_dPre Caldera Activity - Complex of Lower Pyroclastics, rock type described as "limnosol"
Michelle_0252Pre Caldera Activity - Fissural Lava Flows, tephritic leucitite
Michelle_0253Pre Caldera Activity - Fissural Lava Flows, tephritic leucitite
Michelle_0254Pre Caldera Activity - Fissural Lava Flows, leucitite
Michelle_0255Pre Caldera Activity - Fissural Lava Flows. No rock type described
Michelle_269Pizzo Prato pyroclastic flow. Sample described as having been retrieved from a block of contact metamorphic ejecta in Anguillara Sabazia near Lake Martignano


127 Ages assigned to this locality:

Excel IDMax Age (Ma)Min Age (Ma)Age as listed in referenceDating MethodAge InterpretPrioritized?Sample SourceSample NumRun NumAge from other LocalityDated MineralMinerals explicitely stated as having this ageAge applies to these ElementsMinDat Locality IDDated Locality (Max Age)Location as listed in referenceReferenceReference DOIReference IDAge Notes
Michelle_02200.240.160.200±0.04K-ArAge of Lc-alkalibasalt ERN3    267456Colle Spinazzeta, Ceccano, Frosinone Province, Lazio, ItalyCle SpinazzettaFornaseri (1985) RDSIMF40_73Age of Lc-alkalibasalt
Michelle_0214_a0.420.380.400±0.02K-ArAge of tephritic leucititeleuciteEr-1  Leucite  282387Giuliano Di Roma, Frosinone Province, Lazio, ItalyGiuliano RomanoFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_0215_b0.460.380.420±0.04K-ArAge of tephritic leucitite Er-1    282387Giuliano Di Roma, Frosinone Province, Lazio, ItalyGiuliano RomanoFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_02130.480.320.400±0.08K-ArAge of biotitebiotiteS 10    285621Patrica, Frosinone Province, Lazio, ItalyPatriciaFornaseri (1985) RDSIMF40_73Age of biotite
Michelle_0221_a0.410.390.400±0.01K-ArAge of tephritic leucititeleuciteEr-5  Leucite  267434Pofi, Frosinone Province, Lazio, ItalyPofi, highwayFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_0222_b0.390.350.370±0.07K-ArAge of tephritic leucitite Er-5    267434Pofi, Frosinone Province, Lazio, ItalyPofi, highwayFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_02230.450.410.430±0.08K-ArAge of Leucitite S14    267434Pofi, Frosinone Province, Lazio, ItalyPofiFornaseri (1985) RDSIMF40_73Age of Leucitite
Michelle_02240.160.10.130±0.03K-ArAge of Leucitite S22    267434Pofi, Frosinone Province, Lazio, ItalyCle Vitelli (Pofi)Fornaseri (1985) RDSIMF40_73Age of Leucitite
Michelle_02250.120.040.080±0.04K-ArAge of Lc-alkalibasalt S18    267434Pofi, Frosinone Province, Lazio, ItalyP.zo Colonnello (Pofi)Fornaseri (1985) RDSIMF40_73Age of Lc-alkalibasalt
Michelle_02260.410.370.390±0.02K-ArAge of tephritic leucititeleuciteEr-3  Leucite  267434Pofi, Frosinone Province, Lazio, ItalyP.zo Meringo (Pofi)Fornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_0187_a1.661.541.6±0.06K-ArAge of rhyolite dome 156    263650Palmarola Island, Latina Province, Lazio, ItalyM. TramontanaFornaseri (1985) RDSIMF40_73Age of rhyolite dome
Michelle_0188_b1.761.641.7±0.06K-ArAge of obsidian 156a    263650Palmarola Island, Latina Province, Lazio, ItalyM. TramontanaFornaseri (1985) RDSIMF40_73Age of obsidian
Michelle_0189_c21.41.7±0.3Fission TrackAge of obsidian PAL13    263650Palmarola Island, Latina Province, Lazio, ItalyMonte Tramontana-PortoFornaseri (1985) RDSIMF40_73Age of obsidian
Michelle_0190_d1.811.351.58±0.23Fission TrackAge of obsidian      263650Palmarola Island, Latina Province, Lazio, ItalyMonte TramontanaFornaseri (1985) RDSIMF40_73Age of obsidian
Michelle_01741.271.191.23±0.04K-ArAge of trachyte 8/491    146131Ponza Island, Latina Province, Lazio, ItalyLa BotteFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_0175_a1.241.161.2±0.04K-ArAge of phonolite 63    146131Ponza Island, Latina Province, Lazio, ItalySanto StefanoFornaseri (1985) RDSIMF40_73Age of phonolite
Michelle_0176_b0.830.770.8±0.03K-ArAge of phonolitesanidine7/606  Sanidine  146131Ponza Island, Latina Province, Lazio, ItalySanto StefanoFornaseri (1985) RDSIMF40_73Age of phonolite
Michelle_0177_a4.864.544.7±0.16K-ArAge of rhyolitebiotiteP13    146131Ponza Island, Latina Province, Lazio, ItalyPunta Nera (base of series)Fornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_0178_b5.174.835.0±0.17K-ArAge of rhyolite P105    146131Ponza Island, Latina Province, Lazio, ItalyPunta Nera (base of series)Fornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_0179_c4.23.924.06±0.14K-ArAge of rhyolite P107    146131Ponza Island, Latina Province, Lazio, ItalyPunta Nera (base of series)Fornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_0180_d1.971.831.9±0.07K-ArAge of rhyolite P44    146131Ponza Island, Latina Province, Lazio, ItalyPunta Nera (base of series)Fornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_01811.141.061.1±0.04K-ArAge of retinite 102    146131Ponza Island, Latina Province, Lazio, ItalyCala InfernoFornaseri (1985) RDSIMF40_73Age of retinite
Michelle_01834.524.24.36±0.16K-ArAge of perlite PNZ46b    146131Ponza Island, Latina Province, Lazio, ItalyCala d. AcquaFornaseri (1985) RDSIMF40_73Age of perlite
Michelle_01844.624.244.43±0.19K-ArAge of rhyolite PNZ20    146131Ponza Island, Latina Province, Lazio, ItalyPunta BiancaFornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_01854.453.473.96±0.49K-ArAge of rhyolite PNZ4    146131Ponza Island, Latina Province, Lazio, ItalyM. PagliaroFornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_01864.614.294.45±0.16K-ArAge of rhyolite PNZ3    146131Ponza Island, Latina Province, Lazio, ItalyS. MariaFornaseri (1985) RDSIMF40_73Age of rhyolite
Michelle_01821.251.151.2±0.05K-ArAge of trachytefeldspar102    54765Punta Della Guardia, Ponza Island, Latina Province, Lazio, ItalyM. La GuardiaFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_0164_a1.761.641.7±0.06K-ArAge of trachybasalt V58    204766Ventotene Island, Latina Province, Lazio, ItalyParata GrandeFornaseri (1985) RDSIMF40_73Age of trachybasalt
Michelle_0165_b22<2K-ArAge of anc-trachybasalt V83    204766Ventotene Island, Latina Province, Lazio, ItalyParata GrandeFornaseri (1985) RDSIMF40_73Age of anc-trachybasalt
Michelle_0166_c0.520.440.480±0.04K-ArAge of basalt 5/564    204766Ventotene Island, Latina Province, Lazio, ItalyParata GrandeFornaseri (1985) RDSIMF40_73Age of basalt
Michelle_0167_d0.190<0.19K-ArAge of Scoriae (biotite)biotite24/598    204766Ventotene Island, Latina Province, Lazio, ItalyParata GrandeFornaseri (1985) RDSIMF40_73Age of Scoriae (biotite)
Michelle_0168_e0.270<0.27K-ArAge of Scoriae (whole rock) 24/604    204766Ventotene Island, Latina Province, Lazio, ItalyParata GrandeFornaseri (1985) RDSIMF40_73Age of Scoriae (whole rock)
Michelle_01690.890.730.81±0.08K-ArAge of basalt 1/155    204766Ventotene Island, Latina Province, Lazio, ItalyCapo ArcoFornaseri (1985) RDSIMF40_73Age of basalt
Michelle_01700.610.450.53±0.08K-ArAge of basalt 4/572    204766Ventotene Island, Latina Province, Lazio, ItalySemaforoFornaseri (1985) RDSIMF40_73Age of basalt
Michelle_01710.150<0.15K-ArAge of pumicebiotite25/599    204766Ventotene Island, Latina Province, Lazio, ItalyS. of MontagnozzoFornaseri (1985) RDSIMF40_73Age of pumice
Michelle_01720.150<0.15K-ArAge of pumicebiotite26/600    204766Ventotene Island, Latina Province, Lazio, ItalyMontagnozzoFornaseri (1985) RDSIMF40_73Age of pumice
Michelle_01730.130<0.13K-ArAge of basalt 6/603    204766Ventotene Island, Latina Province, Lazio, ItalyRomanello d.B.Fornaseri (1985) RDSIMF40_73Age of basalt
Michelle_01630.2770.2770.277K-ArAge of Scoriacious agglomerateleuciteKA409  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyM. CavoFornaseri (1985) RDSIMF40_73Age of Scoriacious agglomerate. Post-caldera activity phase
Michelle_0191_a0.3580.3260.342±0.016Ar-ArAge of tuffleuciteVS3  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0192_b0.3630.3330.348±0.015Ar-ArAge of tuffbiotiteVS3    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0193_c0.3590.3270.343±0.016Ar-ArAge of tuffleuciteVS4A  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0194_d0.3580.3240.341±0.017Ar-ArAge of tuffbiotiteVS4A    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0195_e0.3610.2970.329±0.032Ar-ArAge of tuffleuciteVS4B  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0196_f0.3540.3160.335±0.019Ar-ArAge of tuffleuciteVS4B  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0197_g0.4020.3580.38±0.022Ar-ArAge of tuffbiotiteVS5    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0198_h0.3560.3160.336±0.02Ar-ArAge of tuffleuciteVS5  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0199_i0.2930.2630.278±0.015Ar-ArAge of tuffbiotiteVS6    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0200_j0.3550.3110.333±0.022Ar-ArAge of tuffleuciteVS7  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0201_k0.3690.3190.344±0.025Ar-ArAge of tuffbiotiteVS7    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0202_l0.3490.3150.332±0.017Ar-ArAge of tuffleuciteVS8  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0203_m0.3630.3250.344±0.019Ar-ArAge of tuffleuciteVS10  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0204_n0.3920.3520.372±0.020Rb-SrAge of tuffleucite, biotiteVS3    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0205_o0.3870.2870.337±0.05Rb-SrAge of tuffleucite, biotite, pyroxeneVS58    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0206_p0.3540.3140.334±0.02Rb-SrAge of tuffleucite, biotite, pyroxeneVS10    29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTufo di Villa Senni FormationFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_02380.2680.2680.268K-ArAge of tephritic leucititeleuciteKA855  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyPte. Divino AmoreFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_02420.270.2580.264±0.006K-ArAge of tephritic leucititeleuciteAl30  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalySaponaraFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_02430.2810.2650.273±0.008K-ArAge of tephritic leucititeleuciteAl33  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyEast of SaponaraFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_0244_a0.560.480.520±0.04K-ArAge of tuffleucite   Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyMola CavonaFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_02450.630.550.590±0.04K-ArAge of tuffleucite   Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyTta FalcognanaFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0246_b0.820.420.620±0.200K-ArAge of tuffbiotite     29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyMola CavonaFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_02470.360.3440.352±0.008K-ArAge of tuffleuciteFG  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyCle FormagrottaFornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0248_a0.37050.36150.366±0.0045K-ArAge of tuffleuciteLS4  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyFontana Ranuccio (Anagni)Fornaseri (1985) RDSIMF40_73Age of tuff
Michelle_0249_b0.46370.45230.458±0.0057K-Ar leuciteLS3  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyFontana Ranuccio (Anagni)Fornaseri (1985) RDSIMF40_73 
Michelle_0250_c0.49450.47950.487±0.0075K-ArAge of cineriteleuciteLS2  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyFontana Ranuccio (Anagni)Fornaseri (1985) RDSIMF40_73Age of cinerite
Michelle_0251_d0.5340.5220.528±0.006K-ArAge of limnsolleuciteLS1  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyFontana Ranuccio (Anagni)Fornaseri (1985) RDSIMF40_73Age of limnsol
Michelle_02540.4930.4810.487±0.006K-ArAge of leucititeleuciteAl9  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyEast of TuscoloFornaseri (1985) RDSIMF40_73Age of leucitite
Michelle_02550.5330.5150.524±0.009K-Ar leuciteAl38  Leucite  29170Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyFtte Marcaccio (M. Artemisio)Fornaseri (1985) RDSIMF40_73 
Michelle_02520.7060.7060.706K-ArAge of tephritic leucititeleuciteKA348  Leucite  209173Acqua Acetosa (Acquacetosa), Alban Hills, Metropolitan City Of Rome Capital, Lazio, ItalyAcqua AcetosaFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_2690.2880.150.288-0.150StratigraphyAge of ignimbrite    Gehlenite, Kimzeyite, Sarcolite 48166Anguillara Sabazia (Anguillara), Bracciano Lake, Metropolitan City Of Rome Capital, Lazio, ItalyAnguillara SabaziaDe Rita et al. (1996)10.1144/GSL.SP.1996.110.01.17GSLSP110_225See Figure 3. Pizzo Prato falls between two dated tuffs, Sacrofano Yellow Tuff (0.288) and Vican Red Tuff (.150 ma)
Michelle_00732.42.22.3±0.1K-ArAge of rhyolitefeldsparK24    238843Canale Monterano, Manziana, Bracciano Lake, Metropolitan City Of Rome Capital, Lazio, ItalyCanale MonteranoFornaseri (1985) RDSIMF40_73Age of rhyolite
Be-000420.40.40.4  high    Mottanaite-(Ce)Be22746Mt Cavalluccio, Sacrofano Caldera, Campagnano, Metropolitan City Of Rome Capital, Lazio, Italy De Rita et al. (1983)10.1016/0377-0273(83)90069-0JVGR17_219 
Michelle_0239_a0.560.480.520±0.04K-ArAge of tephritic leucititeleucite   Leucite  28980Capo Di Bove, Metropolitan City Of Rome Capital, Lazio, ItalyCapo di BoveFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_0240_b0.550.450.500±0.05K-ArAge of tephritic leucitite      28980Capo Di Bove, Metropolitan City Of Rome Capital, Lazio, ItalyCapo di BoveFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_02350.2070.1470.177±0.03Fission TrackAge of tuffbiotite1    132163Cerveteri, Metropolitan City Of Rome Capital, Lazio, ItalyMonte Cucco (Cerveteri)Fornaseri (1985) RDSIMF40_73Age of Tufo di Baccano
Michelle_02360.30.10.200±0.100Th230Age of tuffsanidine, augiteSAB7    295716Monte Gelato Manganese Deposit (Mazzano Manganese Deposit), Mazzano Romano, Metropolitan City Of Rome Capital, Lazio, ItalyMonte Gelato (Mazzano)Fornaseri (1985) RDSIMF40_73Age of Tufo Giallo di Sacrofano
Michelle_02410.3650.3550.360±0.005K-ArAge of tephritic leucititeleuciteAl12  Leucite  206469Laghetto Quarry, Laghetto, Monte Compatri, Metropolitan City Of Rome Capital, Lazio, ItalyLaghettoFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_0209_a0.0720.0620.067±0.005Th230Age of littoral sandapatite, biotite     2117Nettuno, Metropolitan City Of Rome Capital, Lazio, ItalyNettunoFornaseri (1985) RDSIMF40_73Age of littoral sand
Michelle_0210_b0.0480.0380.043±0.005Th230Age of littoral sandzircon   Zircon  2117Nettuno, Metropolitan City Of Rome Capital, Lazio, ItalyNettunoFornaseri (1985) RDSIMF40_73Age of littoral sand
Michelle_0211_c0.0650.0470.056±0.009Fission TrackAge of littoral sandzircon   Zircon  2117Nettuno, Metropolitan City Of Rome Capital, Lazio, ItalyNettunoFornaseri (1985) RDSIMF40_73Age of littoral sand
Michelle_02310.4310.4310.431K-Ar sanidineKA304  Sanidine  193201Rome, Metropolitan City Of Rome Capital, Lazio, ItalyRome AreaFornaseri (1985) RDSIMF40_73 
Michelle_02530.4660.4540.460±0.006K-ArAge of tephritic leucititeleuciteAl18  Leucite  283518Valleranello, Rome, Metropolitan City Of Rome Capital, Lazio, ItalyValleranelloFornaseri (1985) RDSIMF40_73Age of tephritic leucitite
Michelle_01610.60.40.50±0.10K-Ar biotiteSAB15    281329Magliano Romano, Sacrofano Caldera, Metropolitan City Of Rome Capital, Lazio, ItalyCapo MaglianoFornaseri (1985) RDSIMF40_73 
Michelle_01620.690.290.490±0.20K-Ar leuciteSAB15  Leucite  281329Magliano Romano, Sacrofano Caldera, Metropolitan City Of Rome Capital, Lazio, ItalyCapo MaglianoFornaseri (1985) RDSIMF40_73 
Michelle_00727.45.46.4±1.0K-ArAge of inclusionsbiotiteK22    189463Monte Sassetto, Allumiere, Tolfa Mts District, Metropolitan City Of Rome Capital, Lazio, ItalyMonte SassettoFornaseri (1985) RDSIMF40_73Age of biotite from Bi-Melalatite. Sample described as coming from an inclusion.
Michelle_00713.433.2±0.2K-ArAge of monzanitic porphyrysanidineK21  Sanidine  30014Roccaccia, Allumiere, Tolfa Mts District, Metropolitan City Of Rome Capital, Lazio, ItalyLa RoccacciaFornaseri (1985) RDSIMF40_73Age of sanidine from monzonitic porphyry. Sample described as hypoabyssalite.
Jen_00005700.6390.6390.639Ar-Ar kalsilite, phlogopite     2114Cupaello Quarry, Santa Rufina, Rieti, Rieti Province, Lazio, ItalyCupaelloWoolley and Kjarsgaard (2008)10.4095/225115GSCOF5796 
Michelle_00940.140.120.13±0.01K-ArAge of trachytesanidineVF4  Sanidine  252571Bagnoregio, Viterbo Province, Lazio, ItalyBagnoregioFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_00930.050.030.04±0.01K-ArAge of trachytesanidineTSL  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalySan Lorenzo NuovoFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_0093_a0.050.030.04±0.01K-ArAge of trachytesanidineTSL  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalySan Lorenzo NuovoFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_00950.180.120.15±0.03K-ArAge of tephritic phonoliteleuciteBS26  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyProcenoFornaseri (1985) RDSIMF40_73Age of tephritic phonolite
Michelle_00960.220.140.18±0.04K-ArAge of latite VS36    286302Bolsena, Viterbo Province, Lazio, ItalyVulciFornaseri (1985) RDSIMF40_73Age of latite
Michelle_00970.310.130.22±0.09K-ArAge of latite VS38    286302Bolsena, Viterbo Province, Lazio, ItalyTrc CrognolaFornaseri (1985) RDSIMF40_73Age of latite
Michelle_00990.240.20.22±0.02K-ArAge of Px-trachytesanidineS  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalyFgio CerconeFornaseri (1985) RDSIMF40_73Age of Px-trachyte
Michelle_01000.3070.2470.277±0.03K-ArAge of Leucite tephriteleuciteL  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalySeminarioFornaseri (1985) RDSIMF40_73Age of Leucite tephrite
Michelle_0101_a0.270.270.27K-ArAge of Leucite basaltleuciteKA457  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyAcquapendenteFornaseri (1985) RDSIMF40_73Age of Leucite basalt
Michelle_01020.340.280.31±0.03K-ArAge of Leucite trachyteleuciteBS31  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyC. GallicellaFornaseri (1985) RDSIMF40_73Age of Leucite trachyte
Michelle_01030.370.250.31±0.06K-ArAge of Phonolitic tephriteleuciteVF8  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyFle CarpineFornaseri (1985) RDSIMF40_73Age of Phonolitic tephrite
Michelle_0104_a0.32550.30650.316±0.0095K-ArAge of latitebiotitePSQ1    286302Bolsena, Viterbo Province, Lazio, ItalyM. CalvoFornaseri (1985) RDSIMF40_73Age of latite
Michelle_0106_b0.330.330.33K-ArAge of trachytesanidineKA406  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalySan Lorenzo NuovoFornaseri (1985) RDSIMF40_73Age of trachyte, from CA6_342
Michelle_0107_c0.3440.3280.336±0.008K-ArAge of trachytebiotite35A    286302Bolsena, Viterbo Province, Lazio, ItalySan Lorenzo NuovoFornaseri (1985) RDSIMF40_73Age of trachyte, from MSGI25
Michelle_0108_d0.370.310.34±0.03K-ArAge of trachyteleuciteT12  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalySan Lorenzo NuovoFornaseri (1985) RDSIMF40_73Age of trachyte, from BV43_489
Michelle_01090.410.290.35±0.06K-ArAge of dykeleuciteT13  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyCasa GazzettaFornaseri (1985) RDSIMF40_73Age of leucitite dyke
Michelle_01100.390.310.35±0.04K-ArAge of leucite tephriteleuciteT10  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyBenanoFornaseri (1985) RDSIMF40_73Age of leucite tephrite
Michelle_01110.420.30.36±0.06K-ArAge of vulsinite T11    286302Bolsena, Viterbo Province, Lazio, ItalyBolsena (Nassini Quarry)Fornaseri (1985) RDSIMF40_73Age of vulsinite
Michelle_0112_b0.560.260.41±0.15K-ArAge of trachyte VS65    286302Bolsena, Viterbo Province, Lazio, ItalyMonte CalvoFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_0113_b0.430.390.41±0.02K-ArAge of tephritic phonoliteleuciteBS7  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyAcquapendenteFornaseri (1985) RDSIMF40_73Age of tephritic phonolite
Michelle_01140.4230.4030.413±0.01K-ArAge of tephrite VUL2    286302Bolsena, Viterbo Province, Lazio, ItalyF. LenteFornaseri (1985) RDSIMF40_73Age of tephrite
Michelle_0115_a0.4310.4310.431K-ArAge of leucitic lavaleuciteKA854  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyC. BuonviaggioFornaseri (1985) RDSIMF40_73Age of leucitic lava
Michelle_01160.540.440.49±0.05K-ArAge of leucite tephriteleuciteT9  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyLe VeletteFornaseri (1985) RDSIMF40_73Age of leucite tephrite
Michelle_01170.610.570.59±0.02K-ArAge of tephritic phonoliteleuciteBS21  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyC. TorricellaFornaseri (1985) RDSIMF40_73Age of tephritic phonolite
Michelle_0118_c0.660.60.63±0.03K-ArAge of tephritic phonoliteleuciteBS14  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyAcquapendenteFornaseri (1985) RDSIMF40_73Age of tephritic phonolite
Michelle_0119_b0.690.630.66±0.03K-ArAge of tephritic phonoliteleuciteVF5  Leucite  286302Bolsena, Viterbo Province, Lazio, ItalyC. BuonviaggioFornaseri (1985) RDSIMF40_73Age of tephritic phonolite
Michelle_01200.860.780.82±0.04K-ArAge of ol-trachybasalt TA7    286302Bolsena, Viterbo Province, Lazio, ItalyTorre AlfinaFornaseri (1985) RDSIMF40_73Age of ol-trachybasalt
Michelle_0121_a0.420.380.4±0.02K-ArAge of trachytesanidineVS44  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalyLa RoccaFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_0122_b0.460.380.42±0.04K-ArAge of tephritic phonolitesanidineVS47C  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalyLa RoccaFornaseri (1985) RDSIMF40_73Age of tephritic phonolite
Michelle_01230.630.590.61±0.02K-ArAge of trachytesanidineVS31A  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalyFontanile Inguatta-pagnotteFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_01240.920.840.88±0.04K-Ar sanidineVS50  Sanidine  286302Bolsena, Viterbo Province, Lazio, ItalyT. ArroneFornaseri (1985) RDSIMF40_73 
Michelle_00980.310.250.28±0.03K-ArAge of phonolitic tephriteleuciteP164  Leucite  239471Làtera Volcano, Viterbo Province, Lazio, ItalyLateraFornaseri (1985) RDSIMF40_73Age of phonolitic tephrite from the Bolsena lava flows
Michelle_01490.2920.2360.264±0.028K-ArAge of trachytesanidine10  Sanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyPoggio CavaliereFornaseri (1985) RDSIMF40_73Age of trachyte
Michelle_0150_c0.460.380.420±0.04K-ArAge of Ignimbrite C of LocardisanidineVS47C  Sanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyLa RoccaFornaseri (1985) RDSIMF40_73Age of Ignimbrite C of Locardi
Michelle_01510.640.40.520±0.12K-Ar sanidine9  Sanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyC.le UmiltaFornaseri (1985) RDSIMF40_73 
Michelle_01520.860.420.640±0.22K-Ar sanidine8  Sanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyC.le ServelliFornaseri (1985) RDSIMF40_73 
Michelle_01530.910.490.700±0.21K-ArAge of lc-phonolitesanidine7  Sanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalySan RoccoFornaseri (1985) RDSIMF40_73Age of lc-phonolite
Michelle_015410.640.820±0.18K-ArAge of tephritic lc-phonolitesanidine6  Sanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalySan MartinoFornaseri (1985) RDSIMF40_73Age of tephritic lc-phonolite
Be-000100.40.40.4  high    StoppaniiteBe2081Vetralla, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italy Fornaseri (1985) RDSIMF40_73 
Michelle_01480.0950.0950.095K-ArAge of leucitic lavaleuciteKA853  Leucite  2081Vetralla, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyVetrallaFornaseri (1985) RDSIMF40_73Age of leucitic lava
Grew_Li_2019_00860.40.40.4      Piergorite-(Ce) 2080Tre Croci, Vetralla, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyTre Croci, Vico volcanic complex, Viterbo Province, Latium, ItalyFornaseri (1985) RSIMP40_73 


SampleSource LocalityReference URL
R060300Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R060300
R060049Ariccia, Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R060049
R050606Ariccia, Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R050606
R140781Parco Chigi, Ariccia, Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R140781
R060801Marino, Alban Hills, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R060801
R070560Mt Cavalluccio, Sacrofano Caldera, Campagnano, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R070560
R070078Mt Cavalluccio, Sacrofano Caldera, Campagnano, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R070078
R130097Mt Cavalluccio, Sacrofano Caldera, Campagnano, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R130097
R060581Capo Di Bove, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R060581
R141095Capo Di Bove, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R141095
R070182Vallerano Quarries, Valleranello, Rome, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R070182
R050324Biachella Valley, Sacrofano, Sacrofano Caldera, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R050324
R060014Tolfa, Tolfa Mts District, Metropolitan City Of Rome Capital, Lazio, Italyhttps://rruff.info/R060014
R061113Bolsena, Viterbo Province, Lazio, Italyhttps://rruff.info/R061113
R061100Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italyhttps://rruff.info/R061100
R110144Capranica, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italyhttps://rruff.info/R110144
R061013Campo Padella, Capranica, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italyhttps://rruff.info/R061013


All locality data graciously provided by mindat.org

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