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:
Pian Di San Martino, Vetralla, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italy

Oldest recorded age at locality: 1
Youngest recorded age at locality: 0.236

mindat Locality ID: 233845
mindat URL: http://www.mindat.org/loc-233845.html

Tectonic Settings:

Total number of sublocalities beneath "Pian Di San Martino, Vetralla, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italy": 0
Total number of bottom-level sublocalities: 0

Latitude: 42°20'46"N
Longitude: 12°3'45"E
Decimal Degree (lat, lon): 42.346111111111,12.0625

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 B C Ca Ce Cl Cs F Fe H K La Mg Na O REE S Si Th Ti Y Zr 

Elements from minerals reported directly at this locality: Al As B C Ca Ce Cl Cs F Fe H K La Mg Na O REE S Si Th Ti Y Zr 

Structural Groups for minerals in this locality: 
AnalcimeCalciteCancriniteCancrinite-sodaliteClayCorundumCristobaliteFeldsparFluoriteHellandite
LudwigiteMicaMilariteNoneNot in a structural groupOkanoganitePseudobrookitePyroxeneRutileSodalite
SpinelTitaniteTridymiteZirconZirconolite

28 IMA Minerals at location:
Afghanite  (*)Anatase  (*)Augite  (*)Cancrinite  (*)Cristobalite  (*)
Diopside  (*)Fluorite  (*)Hellandite-(Ce)  (*)Hematite  (*)Magnetite  (*)
Nepheline  (*)Nosean  (*)Osumilite-(Mg)  (*)Phlogopite  (*)Pollucite  (*)
Pseudobrookite  (*)Rutile  (*)Sanidine  (*)Siderite  (*)Sodalite  (*)
Thorianite  (*)Thorite  (*)Titanite  (*)Tridymite  (*)Vicanite-(Ce)  (*)
Vonsenite  (*)Zircon  (*)Zirconolite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Afghanite  (*)Cancrinite-sodalite(Na,K)22Ca10(Si24Al24)O96(SO4)6Cl610.236025
Anatase  (*)Not in a structural groupTiO210.23602162
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O610.23602060
Cancrinite  (*)Cancrinite(Na,Ca,   )8(Al6Si6)O24(CO3,SO4)2·2H2O10.2360232
Cristobalite  (*)CristobaliteSiO210.2360453
Diopside  (*)PyroxeneCaMgSi2O610.23604135
Fluorite  (*)FluoriteCaF210.23609617
Hellandite-(Ce)  (*)Hellandite(Ca,REE)4Ce2Al   2(B4Si4O22)(OH)210.23608
Hematite  (*)CorundumFe2O310.236014640
Magnetite  (*)SpinelFe2+Fe3+2O410.236014899
Nepheline  (*)TridymiteNa3K(Al4Si4O16)10.2360884
Nosean  (*)Sodalite Cancrinite-sodaliteNa8(Si6Al6)O24(SO4)·H2O10.236075
Osumilite-(Mg)  (*)MilariteKMg2Al3(Al2Si10)O3010.236042
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)210.23602273
Pollucite  (*)AnalcimeCs(Si2Al)O6·nH2O10.2360140
Pseudobrookite  (*)Pseudobrookite(Fe3+2Ti)O510.2360164
Rutile  (*)RutileTiO210.23605614
Sanidine  (*)FeldsparK(AlSi3O8)10.2360598
Siderite  (*)CalciteFe(CO3)10.23606417
Sodalite  (*)Cancrinite-sodalite SodaliteNa4(Si3Al3)O12Cl10.2360444
Thorianite  (*)FluoriteThO210.2360236
Thorite  (*)ZirconTh(SiO4)10.23601006
Titanite  (*)TitaniteCaTi(SiO4)O10.23604899
Tridymite  (*)TridymiteSiO210.2360458
Vicanite-(Ce)  (*)Okanoganite(Ca,Ce,La,Th)15As5+(As3+,Na)0.5Fe3+0.7Si6B4(O,F)4710.23606
Vonsenite  (*)LudwigiteFe2+2Fe3+O2(BO3)10.236062
Zircon  (*)ZirconZr(SiO4)10.23605251
Zirconolite  (*)Zirconolite(Ca,Y)Zr(Ti,Mg,Al)2O710.2360140



Locality Notes from all Ages at Locality:
Age IDLocality Notes
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


7 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_01490.2920.2360.264±0.028K-ArAge of trachytesanidine10 YesSanidine  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 YesSanidine  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 YesSanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalyC.le UmiltaFornaseri (1985) RDSIMF40_73 
Michelle_01520.860.420.640±0.22K-Ar sanidine8 YesSanidine  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 YesSanidine  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 YesSanidine  5749Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, ItalySan MartinoFornaseri (1985) RDSIMF40_73Age of tephritic lc-phonolite
Be-000100.40.40.4  high   YesStoppaniiteBe2081Vetralla, Vico Volcanic Complex (Vico Lake), Viterbo Province, Lazio, Italy Fornaseri (1985) RDSIMF40_73 


SampleSource LocalityReference URL


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