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:
Lucky MC Mine (Lucky Mac), Gas Hills Mining District, Fremont Co., Wyoming, USA

Oldest recorded age at locality: 35
Youngest recorded age at locality: 19

mindat Locality ID: 4231
mindat URL: http://www.mindat.org/loc-4231.html

Tectonic Settings:

Total number of sublocalities beneath "Lucky MC Mine (Lucky Mac), Gas Hills Mining District, Fremont Co., Wyoming, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 0°0'0"N
Longitude: 0°0'0"E
Decimal Degree (lat, lon): 0,0

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 C Ca Cu F Fe H K Mo O P S Se Si U 

Elements from minerals reported directly at this locality: Al As C Ca Cu F Fe H K Mo O P S Se Si U 

Structural Groups for minerals in this locality: 
AluniteAmorphousApatiteCalciteFluoriteGypsumMarcasiteMeta-autuniteNonePhosphuranylite
PyriteQuartzSchoepiteSulphurZircon

25 IMA Minerals at location:
Calcite  (*)Coffinite  (*)Fluorapatite  (*)Gypsum  (*)Ilsemannite  (*)
Jarosite  (*)Liebigite  (*)Marcasite  (*)Meta-autunite  (*)Metatorbernite  (*)
Metazellerite  (*)Metazeunerite  (*)Opal  (*)Phosphuranylite  (*)Pyrite  (*)
Quartz  (*)Rutherfordine  (*)Sabugalite  (*)Schoepite  (*)Selenium  (*)
Soddyite  (*)Umohoite  (*)Uraninite  (*)Uranophane-α  (*)Zellerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Calcite  (*)CalciteCa(CO3)3519027770
Coffinite  (*)ZirconU(SiO4)·nH2O35190566
Fluorapatite  (*)ApatiteCa5(PO4)3F351902740
Gypsum  (*)GypsumCa(SO4)·2H2O351906890
Ilsemannite  (*)NoneMo3O8·nH2O (?)35190123
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)6351902228
Liebigite  (*)NoneCa2(UO2)(CO3)3·11H2O3519078
Marcasite  (*)MarcasiteFeS2351905674
Meta-autunite  (*)Meta-autuniteCa(UO2)2(PO4)2·6H2O35190388
Metatorbernite  (*)NoneCu(UO2)2(PO4)2·8H2O35190443
Metazellerite  (*)NoneCa(UO2)(CO3)2·3H2O351904
Metazeunerite  (*)NoneCu(UO2)2(AsO4)2·8H2O35190182
Opal  (*)AmorphousSiO2·nH2O351902994
Phosphuranylite  (*)PhosphuranyliteKCa(H3O)3(UO2)7(PO4)4O4·8H2O35190182
Pyrite  (*)PyriteFeS23519039462
Quartz  (*)QuartzSiO23519061156
Rutherfordine  (*)None(UO2)(CO3)3519058
Sabugalite  (*)NoneHAl(UO2)4(PO4)4·16H2O3519087
Schoepite  (*)Schoepite(UO2)4O(OH)6(H2O)63519094
Selenium  (*)SulphurSe35190143
Soddyite  (*)None(UO2)2(SiO4)(H2O)23519044
Umohoite  (*)None(UO2)(MoO4)·2H2O3519016
Uraninite  (*)FluoriteUO2351902718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O35190890
Zellerite  (*)NoneCa(UO2)(CO3)2·5H2O3519015



1 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
Mo-000913519 U-Pb    YesJordisite, Umohoite, IlsemanniteMo7200Gas Hills Mining District, Fremont Co., Wyoming, USA Dooley et al. (1974); Ludwig (1979)   


SampleSource LocalityReference URL


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