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:
Formazza, Formazza Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy


mindat Locality ID: 132174
mindat URL: http://www.mindat.org/loc-132174.html

Tectonic Settings:

Total number of sublocalities beneath "Formazza, Formazza Valley, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy": 27
Total number of bottom-level sublocalities: 22

Number of Child Localities: 12
Child Localities:
Ban Group
Bocchetta Del Gallo
Cima Della Freghera
Formazza Gneiss Quarries
Ghiacciaio Dei Camosci (Ghiacciaio Siedel)
Gries Pass
Maria Luisa Refuge Area
Morasco Area
Piano Dei Camosci (Pian Dei Camosci)
Sabbione Glacier
Vallone Del Vannino
Vallone Di Nefelgiù

Latitude: 46°24'46"N
Longitude: 8°21'39"E
Decimal Degree (lat, lon): 46.412777777778,8.3608333333333

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: Ag Al As B Ba Be C Ca Ce Cl Cr Cu F Fe H K Mg Mn Mo Na Nd Ni O P Pb S Sb Si Sr Th Ti U V Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllaniteAllophaneAmphiboleApatiteAragoniteArsenopyriteBaryteBastnäsiteBrannerite
BrookiteCalciteChabaziteChloriteClayClinozoisiteCopperCorundumCrichtoniteEpidote
FeldsparFluoriteGadoliniteGarnetGeocroniteGypsumHeulanditeKaoliniteMalachiteMarcasite
MicaMonaziteNatroliteNickelineNoneNot in a structural groupPrehnitePyriteQuartzRocksalt
RutileSartoriteScheeliteSphaleriteSpinelStauroliteStibniteStilbiteTalcTetrahedrite
TitaniteTourmalineZircon

80 IMA Minerals at location:
Acanthite  (*)Actinolite  (*)Albite  (*)Allanite-(Ce)  (*)Almandine  (*)
Anatase  (*)Anglesite  (*)Anhydrite  (*)Ankerite  (*)Aragonite  (*)
Arsenopyrite  (*)Azurite  (*)Baryte  (*)Bastnäsite-(Ce)  (*)Bornite  (*)
Brannerite  (*)Brookite  (*)Calcite  (*)Cerussite  (*)Chabazite-Ca  (*)
Chalcocite  (*)Chrysocolla  (*)Clinochlore  (*)Clinozoisite  (*)Crichtonite  (*)
Dickite  (*)Dolomite  (*)Dravite  (*)Dufrénoysite  (*)Epidote  (*)
Fluorapatite  (*)Fluorite  (*)Gadolinite-(Y)  (*)Galena  (*)Gramaccioliite-(Y)  (*)
Graphite  (*)Gypsum  (*)Hematite  (*)Hemimorphite  (*)Heulandite-Ca  (*)
Hingganite-(Y)  (*)Hydrozincite  (*)Ilmenite  (*)Jordanite  (*)Kaolinite  (*)
Kyanite  (*)Laumontite  (*)Magnesio-hornblende  (*)Magnetite  (*)Malachite  (*)
Marcasite  (*)Microcline  (*)Mimetite  (*)Monazite-(Ce)  (*)Monazite-(Nd)  (*)
Muscovite  (*)Phlogopite  (*)Prehnite  (*)Pyrite  (*)Pyrrhotite  (*)
Quartz  (*)Realgar  (*)Rutile  (*)Scolecite  (*)Senaite  (*)
Siderite  (*)Silver  (*)Smythite  (*)Sphalerite  (*)Staurolite  (*)
Stibnite  (*)Stilbite-Ca  (*)Talc  (*)Tennantite-(Fe)  (*)Thorite  (*)
Titanite  (*)Tremolite  (*)Wulfenite  (*)Xenotime-(Y)  (*)Zircon  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1711062793
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2371090,71102,711083419
Albite  (*)FeldsparNa(AlSi3O8)1171090,71091,71095,71099,71101,71102,71105,71106,71107,71108,711138803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)271113,71114706
Almandine  (*)GarnetFe2+3Al2(SiO4)3371090,71091,711072353
Anatase  (*)Not in a structural groupTiO21271090,71091,71093,71094,71100,71102,71104,71107,71108,71112,71113,711162162
Anglesite  (*)BarytePb(SO4)271106,711152734
Anhydrite  (*)Not in a structural groupCa(SO4)1711031588
Ankerite  (*)NoneCa(Fe2+,Mg)(CO3)2671101,71102,71105,71107,71108,711093092
Aragonite  (*)AragoniteCa(CO3)271090,711053250
Arsenopyrite  (*)ArsenopyriteFeAsS1711069052
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)21711065509
Baryte  (*)BaryteBa(SO4)271106,7111311547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F171114304
Bornite  (*)NoneCu5FeS4271105,711065516
Brannerite  (*)BranneriteUTi2O6171094248
Brookite  (*)BrookiteTiO2871091,71093,71094,71100,71104,71107,71108,71113700
Calcite  (*)CalciteCa(CO3)1471090,71092,71095,71096,71097,71099,71105,71106,71107,71108,71110,71113,71114,7111527770
Cerussite  (*)AragonitePb(CO3)271106,711154979
Chabazite-Ca  (*)ChabaziteCa2[Al4Si8O24]·13H2O171113310
Chalcocite  (*)NoneCu2S1711075707
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O271105,711063531
Clinochlore  (*)Chlorite ClayMg5Al(AlSi3O10)(OH)8471091,71100,71101,711131756
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)1710901025
Crichtonite  (*)CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)3817109427
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)4371092,71105,71106651
Dolomite  (*)NoneCaMg(CO3)2971090,71092,71098,71099,71106,71107,71108,71109,711159895
Dravite  (*)TourmalineNaMg3Al6(Si6O18)(BO3)3(OH)3(OH)671090,71092,71098,71100,71105,71106648
Dufrénoysite  (*)SartoritePb2As2S517110634
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)671095,71096,71097,71108,71113,711148173
Fluorapatite  (*)ApatiteCa5(PO4)3F371097,71108,711122740
Fluorite  (*)FluoriteCaF2271095,711069617
Gadolinite-(Y)  (*)GadoliniteY2Fe2+Be2O2(SiO4)2171094163
Galena  (*)RocksaltPbS671092,71106,71107,71109,71111,7111524243
Gramaccioliite-(Y)  (*)Crichtonite(Pb,Sr)(Y,Mn)Fe3+2(Ti,Fe3+)18O381711149
Graphite  (*)NoneC371092,71105,711062812
Gypsum  (*)GypsumCa(SO4)·2H2O1711036890
Hematite  (*)CorundumFe2O31071090,71094,71101,71102,71108,71109,71111,71112,71113,7111414640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O1711061689
Heulandite-Ca  (*)Heulandite(Ca,Na,K)5(Si27Al9)O72·26H2O171113246
Hingganite-(Y)  (*)GadoliniteBeY(SiO4)(OH)17111455
Hydrozincite  (*)NoneZn5(CO3)2(OH)6271104,711061066
Ilmenite  (*)CorundumFe2+Ti4+O3371090,71091,711085433
Jordanite  (*)GeocronitePb14As6S23171106105
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41711045591
Kyanite  (*)Not in a structural groupAl2OSiO4571090,71100,71105,71107,711091507
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O271095,711131271
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)2171113238
Magnetite  (*)SpinelFe2+Fe3+2O417111314899
Malachite  (*)MalachiteCu2(CO3)(OH)217110612537
Marcasite  (*)MarcasiteFeS21711055674
Microcline  (*)FeldsparK(AlSi3O8)1711004924
Mimetite  (*)ApatitePb5(AsO4)3Cl1711061107
Monazite-(Ce)  (*)MonaziteCe(PO4)371107,71108,71114945
Monazite-(Nd)  (*)MonaziteNd(PO4)17111426
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)21471090,71095,71096,71097,71100,71101,71102,71105,71106,71107,71108,71109,71110,7111417380
Phlogopite  (*)Mica ClayKMg3(AlSi3O10)(OH)2471092,71104,71106,711152273
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)2571095,71096,71100,71108,711131898
Pyrite  (*)PyriteFeS21271090,71092,71099,71100,71104,71105,71106,71107,71108,71112,71113,7111539462
Pyrrhotite  (*)NickelineFe7S8271090,711079056
Quartz  (*)QuartzSiO22371090,71091,71092,71094,71095,71096,71097,71098,71099,71100,71101,71102,71104,71105,71106,71107,71108,71109,71111,71112,71113,71114,7111561156
Realgar  (*)NoneAsS171106712
Rutile  (*)RutileTiO21871090,71091,71092,71094,71098,71099,71100,71101,71102,71105,71106,71107,71108,71109,71111,71112,71113,711145614
Scolecite  (*)NatroliteCa(Si3Al2)O10·3H2O571095,71097,71100,71108,71113390
Senaite  (*)CrichtonitePb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)3817109428
Siderite  (*)CalciteFe(CO3)971099,71100,71101,71102,71105,71107,71111,71112,711146417
Silver  (*)CopperAg1711065186
Smythite  (*)None(Fe,Ni)3+xS4 (x ≈ 0-0.3)17110577
Sphalerite  (*)SphaleriteZnS371092,71105,7110621482
Staurolite  (*)StauroliteFe2+2Al9Si4O23(OH)371100,71105,71116978
Stibnite  (*)StibniteSb2S31711053418
Stilbite-Ca  (*)StilbiteNaCa4(Si27Al9)O72·28H2O171110268
Talc  (*)Clay TalcMg3Si4O10(OH)2471092,71105,71106,711153337
Tennantite-(Fe)  (*)TetrahedriteCu6(Cu4Fe2)As4S13271105,711061803
Thorite  (*)ZirconTh(SiO4)1711141006
Titanite  (*)TitaniteCaTi(SiO4)O1571090,71091,71094,71095,71096,71097,71100,71101,71104,71107,71108,71112,71113,71114,711164899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2471090,71092,71106,711152562
Wulfenite  (*)ScheelitePbMoO4471092,71106,71107,711151655
Xenotime-(Y)  (*)ZirconY(PO4)471094,71107,71108,71114939
Zircon  (*)ZirconZr(SiO4)371094,71095,710975251



No ages have been assigned to this locality yet.

SampleSource LocalityReference URL


All locality data graciously provided by mindat.org

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