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:
Darwin Mines (Darwin Group; Defiance; Driver; Independence; Lane; Liberty; Lucky Jim; Southwest And Thompson; Bernon; Rip Van Winkle; Mexicanus Colorado Inc.), Darwin, Darwin District, Darwin Hills, Inyo Co., California, USA

Oldest recorded age at locality: 174
Youngest recorded age at locality: 174

mindat Locality ID: 78712
mindat URL: http://www.mindat.org/loc-78712.html

Tectonic Settings:

Total number of sublocalities beneath "Darwin Mines (Darwin Group; Defiance; Driver; Independence; Lane; Liberty; Lucky Jim; Southwest And Thompson; Bernon; Rip Van Winkle; Mexicanus Colorado Inc.), Darwin, Darwin District, Darwin Hills, Inyo Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 36°16'49"N
Longitude: 117°35'59"W
Decimal Degree (lat, lon): 36.280277777778,-117.59972222222
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 Bi C Ca Cu F Fe H K O Pb S Sb Se Si Sn Zn 

Elements from minerals reported directly at this locality: Al Bi C Ca Cu F Fe H K O Pb S Sb Se Si Sn Zn 

Structural Groups for minerals in this locality: 
AllophaneAluniteAragoniteCalciteChalcopyriteCylindriteFluoriteGarnetGypsumNone
PyriteQuartzRocksaltSphaleriteStibniteTetrahedrite

15 IMA Minerals at location:
Andradite  (*)Calcite  (*)Cerussite  (*)Chalcopyrite  (*)Chrysocolla  (*)
Fluorite  (*)Franckeite  (*)Galena  (*)Guanajuatite  (*)Gypsum  (*)
Jarosite  (*)Pyrite  (*)Quartz  (*)Sphalerite  (*)Tetrahedrite-(Zn)  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Andradite  (*)GarnetCa3Fe3+2(SiO4)317417401534
Calcite  (*)CalciteCa(CO3)174174027770
Cerussite  (*)AragonitePb(CO3)17417404979
Chalcopyrite  (*)ChalcopyriteCuFeS2174174027198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O17417403531
Fluorite  (*)FluoriteCaF217417409617
Franckeite  (*)CylindritePb21.7Sn9.3Fe4.0Sb8.1S56.9174174052
Galena  (*)RocksaltPbS174174024243
Guanajuatite  (*)StibniteBi2Se3174174037
Gypsum  (*)GypsumCa(SO4)·2H2O17417406890
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)617417402228
Pyrite  (*)PyriteFeS2174174039462
Quartz  (*)QuartzSiO2174174061156
Sphalerite  (*)SphaleriteZnS174174021482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1317417405317


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
sedznpb-00455174174174     Yes  23498Darwin District, Darwin Hills, Inyo Co., California, USADarwinSinger et al. (2009) USGSOFR2009-1252 

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