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:
Grand-Praz Mine, Ayer, Anniviers Valley, Valais, Switzerland


mindat Locality ID: 122690
mindat URL: http://www.mindat.org/loc-122690.html

Tectonic Settings:

Total number of sublocalities beneath "Grand-Praz Mine, Ayer, Anniviers Valley, Valais, Switzerland": 0
Total number of bottom-level sublocalities: 0

Latitude: 46°9'53"N
Longitude: 7°37'5"E
Decimal Degree (lat, lon): 46.164722222222,7.6180555555556
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 Ba Bi C Ca Ce Co Cu Fe H Mg Na Ni O Pb S Sb Si Ti Zn 

Elements from minerals reported directly at this locality: Al As B Ba Bi C Ca Ce Co Cu Fe H Mg Na Ni O Pb S Sb Si Ti Zn 

Structural Groups for minerals in this locality: 
AllaniteAllophaneAmphiboleArsenicArseniosideriteArsenopyriteBaryteBrochantiteCalciteChalcopyrite
ClayCobaltiteCopiapiteCorundumDevillineEpidoteEpsomiteGarnetGypsumHalotrichite
HexahydriteHureauliteKobelliteLöllingiteLindackeriteMilleriteNickelineNoneNot in a structural groupPerovskite
PyriteRocksaltRutileSkutteruditeSmolyaninoviteSphaleriteSpinelStibniteTalcTitanite
TourmalineVivianitehauchecornite

59 IMA Minerals at location:
Allanite-(Ce)  (*)Allophane  (*)Almandine  (*)Annabergite  (*)Arsenopyrite  (*)
Baryte  (*)Bismuth  (*)Bismuthinite  (*)Bornite  (*)Brochantite  (*)
Calcite  (*)Chalcopyrite  (*)Chrysocolla  (*)Cobaltite  (*)Cuprite  (*)
Devilline  (*)Dolomite  (*)Eclarite  (*)Epsomite  (*)Erythrite  (*)
Ferrarisite  (*)Fibroferrite  (*)Galena  (*)Graphite  (*)Guérinite  (*)
Haidingerite  (*)Hematite  (*)Hexahydrite  (*)Hörnesite  (*)Kobellite  (*)
Kolfanite  (*)Krutovite  (*)Löllingite  (*)Magnesio-hornblende  (*)Magnesiocopiapite  (*)
Magnetite  (*)Millerite  (*)Nickeline  (*)Gersdorffite-Pa3  (*)Pararammelsbergite  (*)
Pharmacolite  (*)Pickeringite  (*)Picropharmacolite  (*)Posnjakite  (*)Pyrite  (*)
Rammelsbergite  (*)Rutile  (*)Safflorite  (*)Sainfeldite  (*)Schorl  (*)
Skutterudite  (*)Smolyaninovite  (*)Sphalerite  (*)Titanite  (*)Tučekite  (*)
Violarite  (*)Wallkilldellite-(Fe)  (*)Weilite  (*)Willemseite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)0706
Allophane  (*)AllophaneAl2O3(SiO2)1.3-2.0·2.5-3.0H2O0470
Almandine  (*)GarnetFe2+3Al2(SiO4)302353
Annabergite  (*)VivianiteNi3(AsO4)2·8H2O0445
Arsenopyrite  (*)ArsenopyriteFeAsS09052
Baryte  (*)BaryteBa(SO4)011547
Bismuth  (*)ArsenicBi01966
Bismuthinite  (*)StibniteBi2S301935
Bornite  (*)NoneCu5FeS405516
Brochantite  (*)BrochantiteCu4(SO4)(OH)601633
Calcite  (*)CalciteCa(CO3)027770
Chalcopyrite  (*)ChalcopyriteCuFeS2027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O03531
Cobaltite  (*)CobaltiteCoAsS0966
Cuprite  (*)Not in a structural groupCu2O02970
Devilline  (*)DevillineCaCu4(SO4)2(OH)6·3H2O0366
Dolomite  (*)NoneCaMg(CO3)209895
Eclarite  (*)Kobellite(Cu,Fe)Pb9Bi12S28018
Epsomite  (*)EpsomiteMg(SO4)·7H2O0484
Erythrite  (*)VivianiteCo3(AsO4)2·8H2O0814
Ferrarisite  (*)LindackeriteCa5(AsO3OH)2(AsO4)2·9H2O00011
Fibroferrite  (*)Not in a structural groupFe3+(SO4)(OH)·5H2O0107
Galena  (*)RocksaltPbS024243
Graphite  (*)NoneC02812
Guérinite  (*)NoneCa5(AsO3OH)2(AsO4)2·9H2O031
Haidingerite  (*)NoneCa(AsO3OH)·H2O017
Hematite  (*)CorundumFe2O3014640
Hexahydrite  (*)HexahydriteMg(SO4)·6H2O0251
Hörnesite  (*)VivianiteMg3(AsO4)2·8H2O0103
Kobellite  (*)KobellitePb11(Cu,Fe)2(Bi,Sb)15S35087
Kolfanite  (*)ArseniosideriteCa2Fe3+3O2(AsO4)3·2H2O07
Krutovite  (*)PyriteNiAs2011
Löllingite  (*)LöllingiteFeAs20762
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)20238
Magnesiocopiapite  (*)CopiapiteMgFe3+4(SO4)6(OH)2·20H2O054
Magnetite  (*)SpinelFe2+Fe3+2O4014899
Millerite  (*)MilleriteNiS01066
Nickeline  (*)NickelineNiAs0633
Gersdorffite-Pa3  (*)PyriteNiAsS0767
Pararammelsbergite  (*)LöllingiteNiAs2052
Pharmacolite  (*)GypsumCa(AsO3OH)·2H2O0105
Pickeringite  (*)HalotrichiteMgAl2(SO4)4·22H2O0265
Picropharmacolite  (*)NoneCa4Mg(AsO3OH)2(AsO4)2·11H2O099
Posnjakite  (*)NoneCu4(SO4)(OH)6·H2O0309
Pyrite  (*)PyriteFeS2039462
Rammelsbergite  (*)LöllingiteNiAs20233
Rutile  (*)RutileTiO205614
Safflorite  (*)LöllingiteCoAs20317
Sainfeldite  (*)HureauliteCa5(AsO4)2(AsO3OH)2·4H2O028
Schorl  (*)TourmalineNaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)02705
Skutterudite  (*)Skutterudite PerovskiteCoAs30531
Smolyaninovite  (*)SmolyaninoviteCo3Fe3+2(AsO4)4·11H2O013
Sphalerite  (*)SphaleriteZnS021482
Titanite  (*)TitaniteCaTi(SiO4)O04899
Tučekite  (*)hauchecorniteNi9Sb2S8017
Violarite  (*)SpinelFeNi2S40380
Wallkilldellite-(Fe)  (*)NoneCa2Fe2+3(AsO4)2(OH)4·9H2O06
Weilite  (*)NoneCa(AsO3OH)019
Willemseite  (*)Clay TalcNi3Si4O10(OH)2015


No ages have been assigned to this locality yet.
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