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:
Courmayeur, Aosta Valley, Italy


mindat Locality ID: 130786
mindat URL: http://www.mindat.org/loc-130786.html

Tectonic Settings:

Total number of sublocalities beneath "Courmayeur, Aosta Valley, Italy": 29
Total number of bottom-level sublocalities: 22

Number of Child Localities: 2
Child Localities:
Monte Bianco Massif (Mont Blanc Massif)
Sapin Valley

Latitude: 45°49'17"N
Longitude: 6°57'57"E
Decimal Degree (lat, lon): 45.821388888889,6.9658333333333

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 Cr Cu F Fe H K Mg Mn Mo Na Nb Nd O P Pb S Sb Si Sr Te Th Ti U V W Y Zn Zr 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AeschyniteAllaniteAmphiboleApatiteAragoniteArsenopyriteAutuniteAxiniteBaryteBastnäsite
BerthieriteBerylBournoniteBrookiteCalciteChabaziteChalcopyriteChloriteClayClinozoisite
CopperCorundumCrichtoniteDiasporeEnargiteEpidoteFeldsparFluoriteGadoliniteGarnet
GypsumHeulanditeMalachiteMelanteriteMicaMilariteMolybdeniteMonaziteMordeniteNatrolite
NickelineNoneNot in a structural groupOrpimentPhenakitePrehnitePyriteQuartzRocksaltRutile
ScheeliteSphaleriteSpinelSulphurTetrahedriteTitaniteWurtziteZircon

83 IMA Minerals at location:
Actinolite  (*)Aeschynite-(Y)  (*)Albite  (*)Allanite-(Ce)  (*)Almandine  (*)
Altaite  (*)Anatase  (*)Anglesite  (*)Annite  (*)Aragonite  (*)
Arsenopyrite  (*)Autunite  (*)Axinite-(Fe)  (*)Azurite  (*)Baryte  (*)
Bastnäsite-(Ce)  (*)Bavenite  (*)Berthierite  (*)Bertrandite  (*)Beryl  (*)
Boulangerite  (*)Bournonite  (*)Brookite  (*)Calcite  (*)Celestine  (*)
Cerussite  (*)Chabazite-Ca  (*)Chabazite-Na  (*)Chalcopyrite  (*)Chamosite  (*)
Clinozoisite  (*)Crichtonite  (*)Dolomite  (*)Enargite  (*)Epidote  (*)
Epistilbite  (*)Fergusonite-(Y)  (*)Fluorapatite  (*)Fluorite  (*)Gadolinite-(Y)  (*)
Galena  (*)Goethite  (*)Gold  (*)Gypsum  (*)Hematite  (*)
Heulandite-Ca  (*)Hydroxylapatite  (*)Ilmenite  (*)Kainosite-(Y)  (*)Kasolite  (*)
Laumontite  (*)Magnetite  (*)Malachite  (*)Melanterite  (*)Milarite  (*)
Molybdenite  (*)Monazite-(Ce)  (*)Orpiment  (*)Uranophane-β  (*)Phenakite  (*)
Prehnite  (*)Pyrite  (*)Pyromorphite  (*)Pyrrhotite  (*)Quartz  (*)
Realgar  (*)Rutile  (*)Scheelite  (*)Scolecite  (*)Siderite  (*)
Sphalerite  (*)Sulphur  (*)Synchysite-(Ce)  (*)Synchysite-(Nd)  (*)Tetrahedrite-(Zn)  (*)
Thorianite  (*)Thorite  (*)Titanite  (*)Uraninite  (*)Uranophane-α  (*)
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
Actinolite  (*)Amphibole   Ca2(Mg4.5-2.5Fe2+0.5-2.5)Si8O22(OH)2268368,683693419
Aeschynite-(Y)  (*)Aeschynite(Y,Ln,Ca,Th)(Ti,Nb)2(O,OH)6368357,68361,68369141
Albite  (*)FeldsparNa(AlSi3O8)868357,68361,68365,68366,68369,68370,68374,683758803
Allanite-(Ce)  (*)Allanite EpidoteCaCe(Al2Fe2+)[Si2O7][SiO4]O(OH)168357706
Almandine  (*)GarnetFe2+3Al2(SiO4)31683692353
Altaite  (*)RocksaltPbTe168357489
Anatase  (*)Not in a structural groupTiO2768357,68361,68362,68364,68367,68369,683702162
Anglesite  (*)BarytePb(SO4)368359,68360,683692734
Annite  (*)Mica ClayKFe2+3(AlSi3O10)(OH)2168368356
Aragonite  (*)AragoniteCa(CO3)1683693250
Arsenopyrite  (*)ArsenopyriteFeAsS1683699052
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O268350,683611272
Axinite-(Fe)  (*)AxiniteCa4Fe2+2Al4[B2Si8O30](OH)2268362,68369260
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)21683755509
Baryte  (*)BaryteBa(SO4)268357,6837511547
Bastnäsite-(Ce)  (*)BastnäsiteCe(CO3)F168357304
Bavenite  (*)NoneCa4Be2+xAl2-xSi9O26-x(OH)2+x (x = 0 to 1)168367255
Berthierite  (*)BerthieriteFeSb2S4168375343
Bertrandite  (*)Not in a structural groupBe4Si2O7(OH)2168370606
Beryl  (*)BerylBe3Al2Si6O18368357,68369,683704286
Boulangerite  (*)NonePb5Sb4S11168369843
Bournonite  (*)BournoniteCuPbSbS31683751089
Brookite  (*)BrookiteTiO21068357,68361,68362,68363,68364,68365,68366,68368,68369,68370700
Calcite  (*)CalciteCa(CO3)668357,68361,68365,68369,68374,6837527770
Celestine  (*)BaryteSr(SO4)1683691252
Cerussite  (*)AragonitePb(CO3)368360,68369,683754979
Chabazite-Ca  (*)ChabaziteCa2[Al4Si8O24]·13H2O268368,68369310
Chabazite-Na  (*)Chabazite(Na3K)[Al4Si8O24]·11H2O16837066
Chalcopyrite  (*)ChalcopyriteCuFeS216836927198
Chamosite  (*)Chlorite Clay(Fe2+,Mg,Al,Fe3+)6(Si,Al)4O10(OH,O)8168357577
Clinozoisite  (*)Clinozoisite EpidoteCa2Al3[Si2O7][SiO4]O(OH)468362,68363,68369,683701025
Crichtonite  (*)CrichtoniteSr(Mn,Y,U)Fe2(Ti,Fe,Cr,V)18(O,OH)3816835727
Dolomite  (*)NoneCaMg(CO3)2268369,683749895
Enargite  (*)Enargite WurtziteCu3AsS4168375910
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)568357,68361,68362,68369,683708173
Epistilbite  (*)MordeniteCa3[Si18Al6O48]·16H2O168369138
Fergusonite-(Y)  (*)ScheeliteYNbO4168357196
Fluorapatite  (*)ApatiteCa5(PO4)3F1683572740
Fluorite  (*)FluoriteCaF2668351,68357,68361,68369,68372,683759617
Gadolinite-(Y)  (*)GadoliniteY2Fe2+Be2O2(SiO4)2168357163
Galena  (*)RocksaltPbS968351,68357,68359,68360,68361,68364,68369,68372,6837524243
Goethite  (*)DiasporeFeO(OH)268360,683707437
Gold  (*)CopperAu16836930554
Gypsum  (*)GypsumCa(SO4)·2H2O1683756890
Hematite  (*)CorundumFe2O3568357,68361,68364,68369,6837014640
Heulandite-Ca  (*)Heulandite(Ca,Na,K)5(Si27Al9)O72·26H2O468361,68368,68369,68370246
Hydroxylapatite  (*)ApatiteCa5(PO4)3OH468357,68361,68369,68370367
Ilmenite  (*)CorundumFe2+Ti4+O3268357,683695433
Kainosite-(Y)  (*)NoneCa2Y2(SiO3)4(CO3)·H2O368357,68361,6836999
Kasolite  (*)NonePb(UO2)(SiO4)·H2O168361198
Laumontite  (*)Not in a structural groupCaAl2Si4O12·4H2O1683691271
Magnetite  (*)SpinelFe2+Fe3+2O416836914899
Malachite  (*)MalachiteCu2(CO3)(OH)216837512537
Melanterite  (*)MelanteriteFe(SO4)·7H2O168359915
Milarite  (*)MilariteKCa2(Be2AlSi12)O30·H2O168361156
Molybdenite  (*)MolybdeniteMoS2368355,68357,683705800
Monazite-(Ce)  (*)MonaziteCe(PO4)868351,68361,68362,68363,68364,68369,68370,68371945
Orpiment  (*)OrpimentAs2S3168375511
Uranophane-β  (*)NoneCa(UO2)2(SiO3OH)2·5H2O168361144
Phenakite  (*)PhenakiteBe2(SiO4)168370326
Prehnite  (*)PrehniteCa2Al(Si3Al)O10(OH)21683691898
Pyrite  (*)PyriteFeS2768359,68365,68366,68369,68370,68374,6837539462
Pyromorphite  (*)ApatitePb5(PO4)3Cl1683751725
Pyrrhotite  (*)NickelineFe7S81683699056
Quartz  (*)QuartzSiO22068347,68351,68353,68354,68356,68357,68359,68361,68362,68363,68364,68365,68366,68367,68369,68370,68371,68373,68374,6837561156
Realgar  (*)NoneAsS168375712
Rutile  (*)RutileTiO2668351,68357,68361,68363,68369,683705614
Scheelite  (*)ScheeliteCa(WO4)1683694894
Scolecite  (*)NatroliteCa(Si3Al2)O10·3H2O168369390
Siderite  (*)CalciteFe(CO3)468351,68357,68360,683616417
Sphalerite  (*)SphaleriteZnS368359,68369,6837521482
Sulphur  (*)SulphurS268357,683752045
Synchysite-(Ce)  (*)NoneCaCe(CO3)2F268357,68369232
Synchysite-(Nd)  (*)NoneCaNd(CO3)2F1683577
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S131683755317
Thorianite  (*)FluoriteThO2168357236
Thorite  (*)ZirconTh(SiO4)268357,683711006
Titanite  (*)TitaniteCaTi(SiO4)O768351,68357,68361,68362,68364,68369,683704899
Uraninite  (*)FluoriteUO2268350,683612718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O268350,68373890
Wulfenite  (*)ScheelitePbMoO4268357,683691655
Xenotime-(Y)  (*)ZirconY(PO4)368357,68363,68369939
Zircon  (*)ZirconZr(SiO4)568357,68361,68368,68369,683715251



No ages have been assigned to this locality yet.

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All locality data graciously provided by mindat.org

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