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, Darwin District, Darwin Hills, Inyo Co., California, USA

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

mindat Locality ID: 3466
mindat URL: http://www.mindat.org/loc-3466.html

Tectonic Settings:

Total number of sublocalities beneath "Darwin, Darwin District, Darwin Hills, Inyo Co., California, USA": 52
Total number of bottom-level sublocalities: 50

Number of Child Localities: 41
Child Localities:
Acme Mine (Colonel Mine)
Ajax Mine
Alameda Mine
Belle Union Mine
Bruce Mine (Bruce Group; Bruce Prospect)
Buckhorn Mine
Chipmunk Mine (Chipmunk Claim)
Clark And Johnson Lease Prospect
Columbia Mine
Copper Grand Mine
Custer Mine
Darwin Mine (Anaconda; Bernon Mine; Defiance Mine; Essex Mine; Independence Mine; Intermediate Mine; Rip Van Winkle Mine; Thompson Mine)
Darwin Mines (Darwin Group; Defiance; Driver; Independence; Lane; Liberty; Lucky Jim; Southwest And Thompson; Bernon; Rip Van Winkle; Mexicanus Colorado Inc.)
Dividend Mine
Durham Mine (Pacific Tungsten Co.)
Emperor Mine (Darwin Mine)
Fernando Mine (St. Charles; Hayward; Darwin Silver Project; Fernando And St Charles)
Giroux Mine (Jeroo Mine; Rio Tinto Mine; Rio Tinto Consolidated Mine)
Hayward Mine
Hollywood Claim
Jackass Mine
Keystone Group (Darwin-Keystone; Keystone Mine)
Kingman Prospect (Kingman Mine)
Lucky Lucy Mine
Mayflower Mine
New Cosomo Occurrence
Ophir Mountain Mine
Pacific Tungsten Co. Mine [1]
Pacific Tungsten Co. Mine [2]
Paraspurrite Type Locality
Powell Tungsten Property
Richardson Group (Reno)
Richardson Prospect (Richardson Group; Reno)
Rio Tinto Consolidated (Rio Tinto; Jeroo)
Ruona Group
Silver Reef Mine (Mickey Sommers Group; Mickey Sommers Claims; Silver Reef Nos. 1-3 Claims)
Silver Spoon Mine
St. Charles Mine
Susquehanna Mine
Toga Mine (Pacific Tungsten Company Mine)
Wisconsin Prospect

Latitude: 36°16'18"N
Longitude: 117°35'"W
Decimal Degree (lat, lon): 36.271666666667,-117.58333333333
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 Au Ba Bi C Ca Cl Cr Cu F Fe H Hg K Mg Mn Mo Na O P Pb S Sb Se Si Sn Te Ti V W Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllophaneAluniteAmorphousAmphiboleApatiteAragoniteArsenicArsenopyriteBaryte
BismutiteBrauniteBrochantiteCalciteCaledoniteChalcopyriteClayClinozoisiteCopperCorundum
CovelliteCylindriteDevillineDiasporeEpidoteEpsomiteFeldsparFluoriteGarnetGypsum
JunoiteKaoliniteKobelliteLillianiteLinariteMalachiteMeliliteMeneghiniteMicaMonazite
NickelineNoneNot in a structural groupPavonitePyritePyroxeneQuartzRocksaltRutileScheelite
Smectite-vermiculiteSphaleriteSpinelSpurrite-AfwilliteStanniteStibniteSulphurTetradymiteTetrahedriteTitanite
TungstiteVesuvianiteWollastonite

95 IMA Minerals at location:
Acanthite  (*)Andradite  (*)Anglesite  (*)Arsenopyrite  (*)Aurichalcite  (*)
Azurite  (*)Baryte  (*)Bismuth  (*)Bismuthinite  (*)Bismutite  (*)
Bornite  (*)Braunite  (*)Brochantite  (*)Calcite  (*)Caledonite  (*)
Cerussite  (*)Chalcocite  (*)Chalcopyrite  (*)Chlorargyrite  (*)Chrysocolla  (*)
Covellite  (*)Creedite  (*)Crocoite  (*)Cuprite  (*)Cupropavonite  (*)
Diopside  (*)Epidote  (*)Eskimoite  (*)Famatinite  (*)Fluorite  (*)
Franckeite  (*)Friedrichite  (*)Galena  (*)Galenobismutite  (*)Gehlenite  (*)
Goethite  (*)Gold  (*)Goslarite  (*)Grossular  (*)Guanajuatite  (*)
Gustavite  (*)Gypsum  (*)Hematite  (*)Hemimorphite  (*)Heyrovskýite  (*)
Halloysite-10Å  (*)Hydrozincite  (*)Jarosite  (*)Junoite  (*)Kettnerite  (*)
Krupkaite  (*)Larnite  (*)Linarite  (*)Magnetite  (*)Malachite  (*)
Matildite  (*)Metacinnabar  (*)Montmorillonite  (*)Muscovite  (*)Opal  (*)
Orthoclase  (*)Pavonite  (*)Plumbojarosite  (*)Powellite  (*)Pseudomalachite  (*)
Pyrite  (*)Pyrolusite  (*)Pyromorphite  (*)Pyrrhotite  (*)Quartz  (*)
Rickardite  (*)Rosasite  (*)Scheelite  (*)Selenium  (*)Serpierite  (*)
Siderite  (*)Silver  (*)Smithsonite  (*)Sphalerite  (*)Spurrite  (*)
Stannite  (*)Stibnite  (*)Sulphur  (*)Tenorite  (*)Tetradymite  (*)
Tetrahedrite-(Zn)  (*)Titanite  (*)Tremolite  (*)Tungstite  (*)Valentinite  (*)
Vanadinite  (*)Vesuvianite  (*)Vikingite  (*)Wollastonite  (*)Wulfenite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S1741743157390,157396,1574052793
Andradite  (*)GarnetCa3Fe3+2(SiO4)31741746157388,157397,157399,157401,157408,1574261534
Anglesite  (*)BarytePb(SO4)1741746157393,157396,157399,157401,157405,1574232734
Arsenopyrite  (*)ArsenopyriteFeAsS1741742157389,1574059052
Aurichalcite  (*)None(Zn,Cu)5(CO3)2(OH)61741743157388,157390,157408919
Azurite  (*)Not in a structural groupCu3(CO3)2(OH)21741742157396,1574025509
Baryte  (*)BaryteBa(SO4)1741744157390,157393,157420,15742111547
Bismuth  (*)ArsenicBi1741743157396,157399,1574011966
Bismuthinite  (*)StibniteBi2S31741743157399,157400,1574011935
Bismutite  (*)BismutiteBi2O2(CO3)1741743157399,157401,157408716
Bornite  (*)NoneCu5FeS417417411573965516
Braunite  (*)BrauniteMn2+Mn3+6O8(SiO4)1741741157390483
Brochantite  (*)BrochantiteCu4(SO4)(OH)61741742157396,1574081633
Calcite  (*)CalciteCa(CO3)17417421157382,157384,157386,157388,157390,157392,157393,157395,157396,157397,157405,157406,157408,157414,157417,157420,157421,157422,157423,157424,15742627770
Caledonite  (*)CaledoniteCu2Pb5(SO4)3(CO3)(OH)61741741157396359
Cerussite  (*)AragonitePb(CO3)17417417157386,157388,157390,157392,157393,157394,157395,157396,157397,157399,157401,157405,157420,157422,157423,157425,1574264979
Chalcocite  (*)NoneCu2S17417411573805707
Chalcopyrite  (*)ChalcopyriteCuFeS217417416157380,157382,157389,157390,157396,157397,157400,157402,157405,157407,157408,157417,157421,157423,157426,15742927198
Chlorargyrite  (*)RocksaltAgCl1741742157389,1573961382
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O17417411157380,157382,157390,157392,157396,157397,157402,157407,157408,157417,1574233531
Covellite  (*)CovelliteCuS17417411573904165
Creedite  (*)NoneCa3Al2(SO4)(OH)2F8·2H2O1741743157389,157390,15739648
Crocoite  (*)Monazite BarytePb(CrO4)174174115738981
Cuprite  (*)Not in a structural groupCu2O1741745157382,157402,157407,157417,1574292970
Cupropavonite  (*)PavoniteCu0.9Ag0.5Pb0.6Bi2.5S5174174115740818
Diopside  (*)PyroxeneCaMgSi2O61741742157390,1573964135
Epidote  (*)Epidote ClinozoisiteCa2(Al2Fe3+)[Si2O7][SiO4]O(OH)1741742157396,1574268173
Eskimoite  (*)LillianiteAg7Pb10Bi15S361741742157405,15742620
Famatinite  (*)Stannite SphaleriteCu3SbS41741741157396163
Fluorite  (*)FluoriteCaF217417414157382,157388,157390,157392,157395,157396,157397,157399,157401,157405,157417,157420,157423,1574269617
Franckeite  (*)CylindritePb21.7Sn9.3Fe4.0Sb8.1S56.91741742157396,15739752
Friedrichite  (*)MeneghiniteCu5Pb5Bi7S18174174115742643
Galena  (*)RocksaltPbS17417421157386,157388,157389,157390,157391,157392,157393,157394,157395,157396,157397,157399,157401,157405,157406,157420,157421,157422,157423,157425,15742624243
Galenobismutite  (*)KobellitePbBi2S41741742157408,157426192
Gehlenite  (*)MeliliteCa2Al(SiAl)O71741741157414114
Goethite  (*)DiasporeFeO(OH)1741743157388,157402,1574087437
Gold  (*)CopperAu174174115738930554
Goslarite  (*)EpsomiteZn(SO4)·7H2O1741741157405188
Grossular  (*)GarnetCa3Al2(SiO4)31741743157390,157395,1574141544
Guanajuatite  (*)StibniteBi2Se31741742157396,15739737
Gustavite  (*)LillianiteAgPbBi3S61741742157408,157426113
Gypsum  (*)GypsumCa(SO4)·2H2O1741745157389,157390,157396,157397,1574146890
Hematite  (*)CorundumFe2O3174174115738814640
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O1741744157388,157390,157408,1574231689
Heyrovskýite  (*)LillianitePb6Bi2S91741743157405,157408,15742666
Halloysite-10Å  (*)Clay KaoliniteAl2Si2O5(OH)4·2H2O174174115742862
Hydrozincite  (*)NoneZn5(CO3)2(OH)61741744157388,157390,157393,1573961066
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)61741744157388,157389,157396,1573972228
Junoite  (*)JunoiteCu2Pb3Bi8(S,Se)161741743157408,157425,15742618
Kettnerite  (*)BismutiteCaBiO(CO3)F174174115740146
Krupkaite  (*)MeneghinitePbCuBi3S6174174115742580
Larnite  (*)Not in a structural groupCa2(SiO4)174174115741448
Linarite  (*)LinariteCuPb(SO4)(OH)21741743157380,157390,157396987
Magnetite  (*)SpinelFe2+Fe3+2O41741742157389,15740514899
Malachite  (*)MalachiteCu2(CO3)(OH)21741749157382,157388,157390,157396,157402,157405,157407,157417,15742912537
Matildite  (*)NoneAgBiS21741742157391,157405252
Metacinnabar  (*)SphaleriteHgS1741741157426255
Montmorillonite  (*)Clay Smectite-vermiculite(Na,Ca)0.3(Al,Mg)2Si4O10(OH)2·nH2O17417411573901508
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2174174115739017380
Opal  (*)AmorphousSiO2·nH2O17417411573882994
Orthoclase  (*)FeldsparK(AlSi3O8)1741743157390,157401,1574262349
Pavonite  (*)PavoniteAgBi3S51741742157408,15742672
Plumbojarosite  (*)AlunitePb0.5Fe3+3(SO4)2(OH)61741743157390,157393,157396477
Powellite  (*)ScheeliteCa(MoO4)1741741157415494
Pseudomalachite  (*)NoneCu5(PO4)2(OH)41741741157389369
Pyrite  (*)PyriteFeS217417418157382,157388,157389,157390,157395,157396,157397,157399,157400,157405,157408,157414,157420,157421,157423,157424,157425,15742639462
Pyrolusite  (*)RutileMnO217417411573903106
Pyromorphite  (*)ApatitePb5(PO4)3Cl1741742157393,1573961725
Pyrrhotite  (*)NickelineFe7S81741743157389,157400,1574059056
Quartz  (*)QuartzSiO217417415157384,157386,157392,157396,157397,157405,157406,157407,157414,157420,157421,157422,157423,157424,15742561156
Rickardite  (*)NoneCu3-xTe2174174115738952
Rosasite  (*)MalachiteCuZn(CO3)(OH)21741741157408454
Scheelite  (*)ScheeliteCa(WO4)17417417157379,157380,157382,157384,157388,157389,157392,157396,157399,157400,157401,157403,157405,157408,157415,157426,1574284894
Selenium  (*)SulphurSe1741742157389,157390143
Serpierite  (*)DevillineCa(Cu,Zn)4(SO4)2(OH)6·3H2O1741741157408292
Siderite  (*)CalciteFe(CO3)17417411573886417
Silver  (*)CopperAg17417411573925186
Smithsonite  (*)CalciteZn(CO3)1741742157390,1573932473
Sphalerite  (*)SphaleriteZnS17417411157388,157389,157390,157396,157397,157400,157405,157408,157420,157421,15742621482
Spurrite  (*)Spurrite-AfwilliteCa5(SiO4)2(CO3)174174115741454
Stannite  (*)Stannite SphaleriteCu2FeSnS41741741157396668
Stibnite  (*)StibniteSb2S317417411573893418
Sulphur  (*)SulphurS1741742157390,1573962045
Tenorite  (*)NoneCuO17417411573891101
Tetradymite  (*)TetradymiteBi2Te2S1741742157408,157425510
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S131741743157396,157397,1574055317
Titanite  (*)TitaniteCaTi(SiO4)O17417411573884899
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)217417411574082562
Tungstite  (*)TungstiteWO3·H2O1741742157389,157396118
Valentinite  (*)NoneSb2O31741741157389369
Vanadinite  (*)ApatitePb5(VO4)3Cl1741742157396,157400605
Vesuvianite  (*)Vesuvianite(Ca,Na)19(Al,Mg,Fe)13(SiO4)10(Si2O7)4(OH,F,O)101741744157401,157414,157424,1574261395
Vikingite  (*)LillianiteAg5Pb8Bi13S30174174115740827
Wollastonite  (*)WollastoniteCaSiO31741744157388,157390,157396,1574251247
Wulfenite  (*)ScheelitePbMoO41741744157389,157390,157396,1574261655


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-00455174174174     Yes  23498Darwin District, Darwin Hills, Inyo Co., California, USADarwinSinger et al. (2009) USGSOFR2009-1252 
Jen_0001471174174174 age of associated magmatismscheelite   Scheelite  3467Darwin Mine (Anaconda; Bernon Mine; Defiance Mine; Essex Mine; Independence Mine; Intermediate Mine; Rip Van Winkle Mine; Thompson Mine), Darwin, Darwin District, Darwin Hills, Inyo Co., California, USADarwinPoulin et al. (2016)10.3749/canmin.1500023CM54_1147 

SampleSource LocalityReference URL
R050331Darwin Mine (Anaconda; Bernon Mine; Defiance Mine; Essex Mine; Independence Mine; Intermediate Mine; Rip Van Winkle Mine; Thompson Mine), Darwin, Darwin District, Darwin Hills, Inyo Co., California, USAhttps://rruff.info/R050331
R060866Darwin Mine (Anaconda; Bernon Mine; Defiance Mine; Essex Mine; Independence Mine; Intermediate Mine; Rip Van Winkle Mine; Thompson Mine), Darwin, Darwin District, Darwin Hills, Inyo Co., California, USAhttps://rruff.info/R060866

All locality data graciously provided by mindat.org

All age data...

Other copyright data...