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:
Decazeville, Aveyron, Occitanie, France


mindat Locality ID: 24074
mindat URL: http://www.mindat.org/loc-24074.html

Tectonic Settings:

Total number of sublocalities beneath "Decazeville, Aveyron, Occitanie, France": 6
Total number of bottom-level sublocalities: 4

Number of Child Localities: 1
Child Localities:
Decazeville Coal Basin

Latitude: 44°31'29"N
Longitude: 2°16'58"E
Decimal Degree (lat, lon): 44.524722222222,2.2827777777778
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 Ba C Ca Cl Cr Cu Fe H K Mg N Ni O P Pb S Sb Si Zn 

Elements from minerals reported directly at this locality: Al H N O S 

Structural Groups for minerals in this locality: 
AlumBaryteBerylBournoniteCalciteClayCorundumDiasporeFeldsparGypsum
HalotrichiteKaoliniteLöllingiteMarcasiteNoneNot in a structural groupOrpimentPyritePyroxeneQuartz
SphaleriteSulphurVivianite

28 IMA Minerals at location:
Alunogen  (*)Anorthite  (*)Augite  (*)Baryte  (*)Bournonite  (*)
Calcite  (*)Claudetite  (*)Cordierite  (*)Goethite  (*)Graphite  (*)
Gypsum  (*)Halotrichite  (*)Hematite  (*)Kalinite  (*)Kaolinite  (*)
Marcasite  (*)Orpiment  (*)Pyrite  (*)Quartz  (*)Rammelsbergite  (*)
Realgar  (*)Salammoniac  (*)Schreibersite  (*)Siderite  (*)Sphalerite  (*)
Sulphur  (*)Tschermigite  (*)Vivianite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Alunogen  (*)Not in a structural groupAl2(SO4)3(H2O)12·5H2O355219,55220,55222272
Anorthite  (*)FeldsparCa(Al2Si2O8)1552201036
Augite  (*)Pyroxene(Ca,Mg,Fe)2Si2O61552202060
Baryte  (*)BaryteBa(SO4)255221,5522211547
Bournonite  (*)BournoniteCuPbSbS31552201089
Calcite  (*)CalciteCa(CO3)255221,5522227770
Claudetite  (*)NoneAs2O315522235
Cordierite  (*)BerylMg2Al4Si5O181552201008
Goethite  (*)DiasporeFeO(OH)1552217437
Graphite  (*)NoneC1552202812
Gypsum  (*)GypsumCa(SO4)·2H2O255220,552226890
Halotrichite  (*)HalotrichiteFe2+Al2(SO4)4·22H2O155222409
Hematite  (*)CorundumFe2O315521914640
Kalinite  (*)NoneKAl(SO4)2·11H2O255220,5522254
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)41552205591
Marcasite  (*)MarcasiteFeS21552215674
Orpiment  (*)OrpimentAs2S3155222511
Pyrite  (*)PyriteFeS2355219,55221,5522239462
Quartz  (*)QuartzSiO215522261156
Rammelsbergite  (*)LöllingiteNiAs2155221233
Realgar  (*)NoneAsS155218712
Salammoniac  (*)None(NH4)Cl255220,55222105
Schreibersite  (*)None(Fe,Ni)3P155220374
Siderite  (*)CalciteFe(CO3)355219,55220,552226417
Sphalerite  (*)SphaleriteZnS15522221482
Sulphur  (*)SulphurS355219,55220,552222045
Tschermigite  (*)Alum(NH4)Al(SO4)2·12H2O081
Vivianite  (*)VivianiteFe2+3(PO4)2·8H2O155220636


No ages have been assigned to this locality yet.
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