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:
Anvil Mountain, Red Mountain District, San Juan Co., Colorado, USA

Oldest recorded age at locality: 380
Youngest recorded age at locality: 20

mindat Locality ID: 69302
mindat URL: http://www.mindat.org/loc-69302.html

Tectonic Settings:

Total number of sublocalities beneath "Anvil Mountain, Red Mountain District, San Juan Co., Colorado, USA": 4
Total number of bottom-level sublocalities: 4

Number of Child Localities: 4
Child Localities:
Brobdignag Mine
Mystery Lode
Unnamed Prospect
Zuni Mine (Zuñi Mine)

Latitude: 37°50'24"N
Longitude: 107°42'22"W
Decimal Degree (lat, lon): 37.84,-107.70611111111
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 Ba Bi Ca Cl Cu F Fe H K O P Pb S Sb Si Sn Ti U Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteApatiteAutuniteBaryteBournoniteClayDiasporeEnargiteGeocroniteKaolinite
NoneNot in a structural groupPyriteQuartzRocksaltSartoriteSphaleriteStanniteStibniteSulphur
WurtziteZinkenite

31 IMA Minerals at location:
Acanthite  (*)Alunite  (*)Anatase  (*)Anglesite  (*)Baryte  (*)
Baumhauerite  (*)Bornite  (*)Boulangerite  (*)Bournonite  (*)Cosalite  (*)
Diaspore  (*)Dickite  (*)Dufrénoysite  (*)Enargite  (*)Fluorapatite  (*)
Galena  (*)Guettardite  (*)Jordanite  (*)Kaolinite  (*)Kuramite  (*)
Proustite  (*)Pyrite  (*)Quartz  (*)Sartorite  (*)Semseyite  (*)
Sphalerite  (*)Stibnite  (*)Sulphur  (*)Zeunerite  (*)Zinkenite  (*)
Zunyite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S262011965202793
Alunite  (*)NoneKAl3(SO4)2(OH)626202196518,196520966
Anatase  (*)Not in a structural groupTiO2262011965202162
Anglesite  (*)BarytePb(SO4)262011965202734
Baryte  (*)BaryteBa(SO4)26202196517,19652011547
Baumhauerite  (*)SartoritePb12As16S362620119652015
Bornite  (*)NoneCu5FeS4262011965205516
Boulangerite  (*)NonePb5Sb4S1126201196517843
Bournonite  (*)BournoniteCuPbSbS3262011965201089
Cosalite  (*)NonePb2Bi2S526201196520344
Diaspore  (*)DiasporeAlO(OH)26201196520481
Dickite  (*)Clay KaoliniteAl2Si2O5(OH)426201196520651
Dufrénoysite  (*)SartoritePb2As2S52620119652034
Enargite  (*)Enargite WurtziteCu3AsS426202196517,196520910
Fluorapatite  (*)ApatiteCa5(PO4)3F262011965202740
Galena  (*)RocksaltPbS26202196517,19652024243
Guettardite  (*)SartoritePbSbAsS42620119651713
Jordanite  (*)GeocronitePb14As6S2326202196517,196520105
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)4262011965205591
Kuramite  (*)Stannite SphaleriteCu3SnS42620119652012
Proustite  (*)NoneAg3AsS326201196520733
Pyrite  (*)PyriteFeS22620119652039462
Quartz  (*)QuartzSiO22620119652061156
Sartorite  (*)SartoritePbAs2S42620119652011
Semseyite  (*)NonePb9Sb8S2126201196517165
Sphalerite  (*)SphaleriteZnS2620119652021482
Stibnite  (*)StibniteSb2S3262011965203418
Sulphur  (*)SulphurS262011965202045
Zeunerite  (*)AutuniteCu(UO2)2(AsO4)2·12H2O26201196520185
Zinkenite  (*)ZinkenitePb9Sb22S4226201196517228
Zunyite  (*)NoneAl13Si5O20(OH,F)18Cl26203196517,196519,19652086


3 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
Giersdorf_00000596242022±2238U-206U uraniniteK-172 YesUraniniteUraniniteU4142Happy Jack Mine (Blue Dike Mine), White Canyon, White Canyon District, San Juan Co., Utah, USAHappy Jack MineMiller et al. (1963)10.1130/0016-7606(1963)74[609:IEOTOO]2.0.CO;2GSAB74_609Age given for U238-Pb206 analysis
Giersdorf_00000597262224±2235U-207Pb uraniniteK-172 YesUraniniteUraniniteU4142Happy Jack Mine (Blue Dike Mine), White Canyon, White Canyon District, San Juan Co., Utah, USAHappy Jack MineMiller et al. (1963)10.1130/0016-7606(1963)74[609:IEOTOO]2.0.CO;2GSAB74_609Age given for U235-Pb207 analysis
Giersdorf_00000598380280330±50207Pb-206PbThe Pb207-Pb206 age given for these samples is described as being highly erroneous due to the systematic sensitivity of the analytic methodslowuraniniteK-172 YesUraniniteUraniniteU4142Happy Jack Mine (Blue Dike Mine), White Canyon, White Canyon District, San Juan Co., Utah, USAHappy Jack MineMiller et al. (1963)10.1130/0016-7606(1963)74[609:IEOTOO]2.0.CO;2GSAB74_609Age given for Pb207-Pb206 analysis

SampleSource LocalityReference URL
R070176Zuni Mine (Zuñi Mine), Anvil Mountain, Red Mountain District, San Juan Co., Colorado, USAhttps://rruff.info/R070176

All locality data graciously provided by mindat.org

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