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:
Otto Mountain, Baker, Soda Mts, Silver Lake District, San Bernardino Co., California, USA

Oldest recorded age at locality: 946
Youngest recorded age at locality: 74

mindat Locality ID: 205195
mindat URL: http://www.mindat.org/loc-205195.html

Tectonic Settings:

Total number of sublocalities beneath "Otto Mountain, Baker, Soda Mts, Silver Lake District, San Bernardino Co., California, USA": 7
Total number of bottom-level sublocalities: 7

Number of Child Localities: 7
Child Localities:
Aga Mine
Bird Nest Drift
Bird Nest E3
Library Mine
NE2 Vein
Ridge Ledge Prospect
SW Cut

Latitude: 35°16'32"N
Longitude: 116°5'55"W
Decimal Degree (lat, lon): 35.275555555556,-116.09861111111
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 Bi C Ca Cl Cr Cu F Fe H I K Mn Mo Na O P Pb S Se Si Sr Te U V Zn 

Elements from minerals reported directly at this locality: Al Bi Cu Fe H Mn O P Pb S Te 

Structural Groups for minerals in this locality: 
AcanthiteAdeliteAllophaneAluniteAmorphousApatiteAragoniteAtacamiteBaryteBrochantite
CalciteCaledoniteChalcopyriteClayCopperCoronaditeCovelliteDescloiziteDevillineDiaspore
DugganiteFluoriteFornaciteGarnetGypsumLinariteMalachiteMicaMixiteMonazite
MurdochiteNadoriteNoneNot in a structural groupPerovskitePyriteQuartzRocksaltRutileScheelite
SchieffeliniteSphaleriteTetradymiteWurtzite

96 IMA Minerals at location:
Acanthite  (*)Agaite  (*)Andradite  (*)Andychristyite  (*)Anglesite  (*)
Atacamite  (*)Bairdite  (*)Beaverite-(Cu)  (*)Beudantite  (*)Boleite  (*)
Brochantite  (*)Burckhardtite  (*)Calcite  (*)Caledonite  (*)Celestine  (*)
Cerussite  (*)Cervelleite  (*)Chalcopyrite  (*)Chlorargyrite  (*)Chromschieffelinite  (*)
Chrysocolla  (*)Conichalcite  (*)Corkite  (*)Cornwallite  (*)Coronadite  (*)
Cotunnite  (*)Covellite  (*)Creaseyite  (*)Crocoite  (*)Devilline  (*)
Diaboleite  (*)Dioptase  (*)Dugganite  (*)Eckhardite  (*)Eztlite  (*)
Fluorite  (*)Fornacite  (*)Frankhawthorneite  (*)Fuettererite  (*)Galena  (*)
Goethite  (*)Gold  (*)Gypsum  (*)Hemimorphite  (*)Hessite  (*)
Housleyite  (*)Iodargyrite  (*)Jarosite  (*)Kenyaite  (*)Khinite  (*)
Kuksite  (*)Kuranakhite  (*)Laurionite  (*)Leadhillite  (*)Linarite  (*)
Malachite  (*)Markcooperite  (*)Mattheddleite  (*)Mcalpineite  (*)Melanotekite  (*)
Mimetite  (*)Mixite  (*)Mojaveite  (*)Mottramite  (*)Munakataite  (*)
Murdochite  (*)Muscovite  (*)Natrojarosite  (*)Opal  (*)Ottoite  (*)
Paratacamite  (*)Paratimroseite  (*)Perite  (*)Phosphohedyphane  (*)Plattnerite  (*)
Plumbogummite  (*)Plumbojarosite  (*)Plumbotsumite  (*)Pseudoboleite  (*)Pyrite  (*)
Pyrolusite  (*)Pyromorphite  (*)Quartz  (*)Rosasite  (*)Silver  (*)
Sonoraite  (*)Sphalerite  (*)Telluroperite  (*)Tetradymite  (*)Thorneite  (*)
Timroseite  (*)Vanadinite  (*)Vauquelinite  (*)Wulfenite  (*)Xocomecatlite  (*)
Yafsoanite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S946744173858,173860,173862,1738642793
Agaite  (*)Not in a structural groupPb3Cu2+Te6+O5(OH)2(CO3)946742173858,1738592
Andradite  (*)GarnetCa3Fe3+2(SiO4)39467411738591534
Andychristyite  (*)Not in a structural groupPbCu2+Te6+O5(H2O)9467411738581
Anglesite  (*)BarytePb(SO4)946745173858,173859,173860,173862,1738642734
Atacamite  (*)AtacamiteCu2Cl(OH)3946742173859,173860544
Bairdite  (*)Not in a structural groupPb2Cu2+4Te6+2O10(OH)2(SO4)·H2O946742173859,1738644
Beaverite-(Cu)  (*)AlunitePb(Fe3+2Cu)(SO4)2(OH)6134740132
Beudantite  (*)AlunitePbFe3+3(AsO4)(SO4)(OH)6946742173859,173863413
Boleite  (*)NoneKAg9Pb26Cu24Cl62(OH)48946742173859,17386065
Brochantite  (*)BrochantiteCu4(SO4)(OH)6946743173858,173859,1738601633
Burckhardtite  (*)NonePb2(Fe3+Te6+)(AlSi3O8)O6946742173858,1738594
Calcite  (*)CalciteCa(CO3)946744173858,173859,173862,17386427770
Caledonite  (*)CaledoniteCu2Pb5(SO4)3(CO3)(OH)6946744173858,173859,173860,173863359
Celestine  (*)BaryteSr(SO4)946742173862,1738641252
Cerussite  (*)AragonitePb(CO3)946747173858,173859,173860,173861,173862,173863,1738644979
Cervelleite  (*)NoneAg4TeS94674117386242
Chalcopyrite  (*)ChalcopyriteCuFeS2946745173859,173860,173861,173862,17386327198
Chlorargyrite  (*)RocksaltAgCl946747173858,173859,173860,173861,173862,173863,1738641382
Chromschieffelinite  (*)SchieffelinitePb10Te6+6O20(OH)14(CrO4)(H2O)59467411738591
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O946746173858,173859,173861,173862,173863,1738643531
Conichalcite  (*)AdeliteCaCu(AsO4)(OH)946741173860363
Corkite  (*)AlunitePbFe3+3(SO4)(PO4)(OH)6946741173859151
Cornwallite  (*)NoneCu5(AsO4)2(OH)4946741173860175
Coronadite  (*)CoronaditePb(Mn4+6Mn3+2)O16134740227
Cotunnite  (*)NonePbCl294674117386054
Covellite  (*)CovelliteCuS9467411738614165
Creaseyite  (*)NoneCu2Pb2Fe3+2Si5O17·6H2O946745173858,173860,173861,173862,17386427
Crocoite  (*)Monazite BarytePb(CrO4)94674117386381
Devilline  (*)DevillineCaCu4(SO4)2(OH)6·3H2O946741173859366
Diaboleite  (*)PerovskiteCuPb2Cl2(OH)4946743173858,173859,17386057
Dioptase  (*)NoneCuSiO3·H2O946742173859,173864164
Dugganite  (*)DugganitePb3Zn3(TeO6)(AsO4)294674117386418
Eckhardite  (*)Not in a structural group(Ca,Pb)Cu2+Te6+O5(H2O)946743173858,173859,1738603
Eztlite  (*)NonePb2Fe3+3(Te4+O3)3(SO4)O2Cl9467411738592
Fluorite  (*)FluoriteCaF2946745173858,173859,173860,173863,1738649617
Fornacite  (*)FornaciteCuPb2(CrO4)(AsO4)(OH)946744173859,173860,173862,17386385
Frankhawthorneite  (*)NoneCu2Te6+O4(OH)29467411738592
Fuettererite  (*)Not in a structural groupPb3Cu2+6Te6+O6(OH)7Cl5946743173859,173862,1738643
Galena  (*)RocksaltPbS946747173858,173859,173860,173861,173862,173863,17386424243
Goethite  (*)DiasporeFeO(OH)946746173858,173859,173861,173862,173863,1738647437
Gold  (*)CopperAu946747173858,173859,173860,173861,173862,173863,17386430554
Gypsum  (*)GypsumCa(SO4)·2H2O946742173859,1738626890
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O946745173858,173860,173862,173863,1738641689
Hessite  (*)NoneAg2Te946746173858,173859,173860,173861,173863,173864804
Housleyite  (*)Not in a structural groupPb6CuTe4O18(OH)2946743173858,173859,1738645
Iodargyrite  (*)WurtziteAgI946743173858,173859,173862180
Jarosite  (*)AluniteKFe3+3(SO4)2(OH)6946744173858,173860,173861,1738642228
Kenyaite  (*)NoneNa2Si22O41(OH)8·6H2O9467411738648
Khinite  (*)NoneCu2+3PbTe6+O6(OH)2946747173858,173859,173860,173861,173862,173863,17386414
Kuksite  (*)DugganitePb3Zn3TeO6(PO4)29467411738646
Kuranakhite  (*)NonePbMn4+Te6+O69467411738647
Laurionite  (*)NonePbCl(OH)94674117385949
Leadhillite  (*)NonePb4(SO4)(CO3)2(OH)2946741173860265
Linarite  (*)LinariteCuPb(SO4)(OH)2946742173858,173859987
Malachite  (*)MalachiteCu2(CO3)(OH)2946742173859,17386012537
Markcooperite  (*)NonePb2(UO2)TeO6946742173858,1738592
Mattheddleite  (*)ApatitePb5(SiO4)1.5(SO4)1.5Cl946742173859,17386032
Mcalpineite  (*)NoneCu3Te6+O6946742173858,17385912
Melanotekite  (*)NonePb2Fe3+2O2(Si2O7)94674117386422
Mimetite  (*)ApatitePb5(AsO4)3Cl946745173858,173859,173860,173863,1738641107
Mixite  (*)MixiteCu6Bi(AsO4)3(OH)6·3H2O946741173860168
Mojaveite  (*)NoneCu6[Te6+O4(OH)2](OH)7Cl946747173858,173859,173860,173861,173862,173863,1738649
Mottramite  (*)DescloizitePbCu(VO4)(OH)946745173858,173859,173860,173861,173862362
Munakataite  (*)LinaritePb2Cu2(Se4+O3)(SO4)(OH)4946744173858,173859,173860,17386422
Murdochite  (*)MurdochiteCu12Pb2O15Cl294674117385934
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2946743173858,173859,17386317380
Natrojarosite  (*)AluniteNaFe3+3(SO4)2(OH)6946742173859,173864254
Opal  (*)AmorphousSiO2·nH2O9467411738582994
Ottoite  (*)Not in a structural groupPb2TeO5946743173858,173859,1738645
Paratacamite  (*)AtacamiteCu3(Cu,Zn)Cl2(OH)6946742173859,173860158
Paratimroseite  (*)Not in a structural groupPb2Cu4(TeO6)2(H2O)2946742173858,1738592
Perite  (*)NadoritePbBiO2Cl946746173858,173859,173860,173861,173862,17386327
Phosphohedyphane  (*)ApatiteCa2Pb3(PO4)3Cl946746173858,173859,173860,173861,173862,17386471
Plattnerite  (*)RutilePbO2946741173864158
Plumbogummite  (*)AlunitePbAl3(PO4)(PO3OH)(OH)6134740170
Plumbojarosite  (*)AlunitePb0.5Fe3+3(SO4)2(OH)6946741173862477
Plumbotsumite  (*)NonePb5Si4O8(OH)10946742173859,1738646
Pseudoboleite  (*)NonePb31Cu24Cl62(OH)4894674117386033
Pyrite  (*)PyriteFeS2946744173860,173862,173863,17386439462
Pyrolusite  (*)RutileMnO29467411738593106
Pyromorphite  (*)ApatitePb5(PO4)3Cl9467411738581725
Quartz  (*)QuartzSiO2946747173858,173859,173860,173861,173862,173863,17386461156
Rosasite  (*)MalachiteCuZn(CO3)(OH)2946741173859454
Silver  (*)CopperAg946744173858,173859,173860,1738625186
Sonoraite  (*)NoneFe3+(Te4+O3)(OH)·H2O94674117386011
Sphalerite  (*)SphaleriteZnS946742173860,17386421482
Telluroperite  (*)NadoritePb(Te0.5Pb0.5)O2Cl946744173858,173859,173860,1738644
Tetradymite  (*)TetradymiteBi2Te2S134740510
Thorneite  (*)Not in a structural groupPb6(Te2O10)(CO3)Cl2(H2O)946744173858,173859,173863,1738644
Timroseite  (*)Not in a structural groupPb2Cu5(TeO6)2(OH)2946747173858,173859,173860,173861,173862,173863,1738648
Vanadinite  (*)ApatitePb5(VO4)3Cl946744173858,173861,173862,173863605
Vauquelinite  (*)NoneCuPb2(CrO4)(PO4)(OH)946744173858,173859,173861,17386263
Wulfenite  (*)ScheelitePbMoO4946747173858,173859,173860,173861,173862,173863,1738641655
Xocomecatlite  (*)NoneCu3(Te6+O4)(OH)4946742173858,17385910
Yafsoanite  (*)GarnetCa3Te6+2(ZnO4)39467411738644


17 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
Kristen001901120.2120.2 206Pb/238U zirconnm(-2) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1329
Kristen001902113.7113.7 206Pb/238U zirconm(1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1330
Kristen001903115.1115.1 206Pb/238U zirconm(-1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1331
Kristen001904127127 206Pb/238U zirconm(-2) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1332
Kristen001905130130 206Pb/238U zirconm(-1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1333
Kristen001906138.7138.7 207Pb/235U zirconnm(-2) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1334
Kristen001907138.3138.3 207Pb/235U zirconm(1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1335
Kristen001908132.1132.1 207Pb/235U zirconm(-1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1336
Kristen001909154.4154.4 207Pb/235U zirconm(-2) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1337
Kristen001910176.6176.6 207Pb/235U zirconm(-1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1338
Kristen001911472464468±4207Pb/206Pb zirconnm(-2) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1339
Kristen001912586580583±3207Pb/206Pb zirconm(1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1340
Kristen001913452446449±3207Pb/206Pb zirconm(-1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1341
Kristen001914603595599±4207Pb/206Pb zirconm(-2) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1342
Kristen001915946766856±90207Pb/206Pb zirconm(-1) YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1343
Kristen00191613474104±30 time of cyrstallization of plutonhighzircon  YesZircon  211081Silurian Hills, Silver Lake District, San Bernardino Co., California, USASilurian HillsWalker and Wardlaw (1989)10.1130/0016-7606(1989)101<1574:IOPAMR>2.3.CO;2GSAB101_1574age of Otto Mountain from Kampf et al. (2010), AM95_1344
GSAB101_1574_000113474CretaceousU-Pbhost rockzircon   Zircon  205195Otto Mountain, Baker, Soda Mts, Silver Lake District, San Bernardino Co., California, USAOtto MountainWalker (1989) GSAB101_1574 

SampleSource LocalityReference URL

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