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:
Westinghouse Mine (Westinghouse Property; Davis Property), Nash Mines Group (Duquesne-Washington Group), Washington Camp-Duquesne District, Patagonia District, Patagonia Mts, Santa Cruz Co., Arizona, USA

Oldest recorded age at locality: 66
Youngest recorded age at locality: 56

mindat Locality ID: 41154
mindat URL: http://www.mindat.org/loc-41154.html

Tectonic Settings:

Total number of sublocalities beneath "Westinghouse Mine (Westinghouse Property; Davis Property), Nash Mines Group (Duquesne-Washington Group), Washington Camp-Duquesne District, Patagonia District, Patagonia Mts, Santa Cruz Co., Arizona, USA": 3
Total number of bottom-level sublocalities: 3

Number of Child Localities: 3
Child Localities:
Bonanza Mine
Illinois Mine
Pocahontas Mine

Latitude: 31°22'31"N
Longitude: 110°41'10"W
Decimal Degree (lat, lon): 31.375277777778,-110.68611111111
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 C Ca Cu Fe H Mg Mo O Pb S Sb Si Zn 

Elements from minerals reported directly at this locality: Al C Ca Cu Fe H Mg O Pb S Si Zn 

Structural Groups for minerals in this locality: 
AllophaneAmphiboleAragoniteBaryteCalciteChalcopyriteGarnetMolybdeniteNoneNot in a structural group
PyritePyroxeneQuartzRocksaltSphaleriteTetrahedrite

19 IMA Minerals at location:
Actinolite  (*)Andradite  (*)Anglesite  (*)Bornite  (*)Cerussite  (*)
Chalcopyrite  (*)Chrysocolla  (*)Cuprite  (*)Diopside  (*)Galena  (*)
Gedrite  (*)Hedenbergite  (*)Molybdenite  (*)Pyrite  (*)Quartz  (*)
Smithsonite  (*)Sphalerite  (*)Tetrahedrite-(Zn)  (*)Tremolite  (*)
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)2665603419
Andradite  (*)GarnetCa3Fe3+2(SiO4)3665611468761534
Anglesite  (*)BarytePb(SO4)665602734
Bornite  (*)NoneCu5FeS4665611468765516
Cerussite  (*)AragonitePb(CO3)665611468784979
Chalcopyrite  (*)ChalcopyriteCuFeS266562146876,14687727198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O665603531
Cuprite  (*)Not in a structural groupCu2O665602970
Diopside  (*)PyroxeneCaMgSi2O6665611468764135
Galena  (*)RocksaltPbS66562146876,14687724243
Gedrite  (*)Amphibole   Mg2(Mg3Al2)(Si6Al2)O22(OH)266560178
Hedenbergite  (*)PyroxeneCaFe2+Si2O666560741
Molybdenite  (*)MolybdeniteMoS2656511468765800
Pyrite  (*)PyriteFeS266562146876,14687739462
Quartz  (*)QuartzSiO26656114687661156
Smithsonite  (*)CalciteZn(CO3)665602473
Sphalerite  (*)SphaleriteZnS66562146876,14687721482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S13665611468765317
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)2665611468762562


2 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
sedznpb-005036656Paleocene     Yes  3384Washington Camp-Duquesne District, Patagonia District, Patagonia Mts, Santa Cruz Co., Arizona, USAWashington CampSinger et al. (2009) USGSOFR2009-1252 
Mo-002716565      YesMolybdenite, WulfeniteMo53936Santo Niño Mine Area, San Antonio Canyon, Washington Camp-Duquesne District, Patagonia District, Patagonia Mts, Santa Cruz Co., Arizona, USASanto Nino MineCorn (1975)10.2113/gsecongeo.70.8.1437EG70_1437 

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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