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:
Ridge Ledge Prospect, 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: 306237
mindat URL: http://www.mindat.org/loc-306237.html

Tectonic Settings:

Total number of sublocalities beneath "Ridge Ledge Prospect, Otto Mountain, Baker, Soda Mts, Silver Lake District, San Bernardino Co., California, USA": 0
Total number of bottom-level sublocalities: 0

Latitude: 35°16'36"N
Longitude: 116°6'3"W
Decimal Degree (lat, lon): 35.276666666667,-116.10083333333
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 K Mo O Pb S Si Te V Zn 

Elements from minerals reported directly at this locality: Ag Al As Au Bi C Ca Cl Cr Cu F Fe H K Mo O Pb S Si Te V Zn 

Structural Groups for minerals in this locality: 
AllophaneAluniteApatiteAragoniteBaryteCaledoniteChalcopyriteClayCopperDiaspore
FluoriteFornaciteMicaMonaziteNadoriteNoneNot in a structural groupPyriteQuartzRocksalt
Scheelite

25 IMA Minerals at location:
Beudantite  (*)Caledonite  (*)Cerussite  (*)Chalcopyrite  (*)Chlorargyrite  (*)
Chrysocolla  (*)Crocoite  (*)Fluorite  (*)Fornacite  (*)Galena  (*)
Goethite  (*)Gold  (*)Hemimorphite  (*)Hessite  (*)Khinite  (*)
Mimetite  (*)Mojaveite  (*)Muscovite  (*)Perite  (*)Pyrite  (*)
Quartz  (*)Thorneite  (*)Timroseite  (*)Vanadinite  (*)Wulfenite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Beudantite  (*)AlunitePbFe3+3(AsO4)(SO4)(OH)6946740413
Caledonite  (*)CaledoniteCu2Pb5(SO4)3(CO3)(OH)6946740359
Cerussite  (*)AragonitePb(CO3)9467404979
Chalcopyrite  (*)ChalcopyriteCuFeS294674027198
Chlorargyrite  (*)RocksaltAgCl9467401382
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O9467403531
Crocoite  (*)Monazite BarytePb(CrO4)94674081
Fluorite  (*)FluoriteCaF29467409617
Fornacite  (*)FornaciteCuPb2(CrO4)(AsO4)(OH)94674085
Galena  (*)RocksaltPbS94674024243
Goethite  (*)DiasporeFeO(OH)9467407437
Gold  (*)CopperAu94674030554
Hemimorphite  (*)Not in a structural groupZn4(Si2O7)(OH)2·H2O9467401689
Hessite  (*)NoneAg2Te946740804
Khinite  (*)NoneCu2+3PbTe6+O6(OH)294674014
Mimetite  (*)ApatitePb5(AsO4)3Cl9467401107
Mojaveite  (*)NoneCu6[Te6+O4(OH)2](OH)7Cl9467409
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)294674017380
Perite  (*)NadoritePbBiO2Cl94674027
Pyrite  (*)PyriteFeS294674039462
Quartz  (*)QuartzSiO294674061156
Thorneite  (*)Not in a structural groupPb6(Te2O10)(CO3)Cl2(H2O)9467404
Timroseite  (*)Not in a structural groupPb2Cu5(TeO6)2(OH)29467408
Vanadinite  (*)ApatitePb5(VO4)3Cl946740605
Wulfenite  (*)ScheelitePbMoO49467401655


16 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

SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

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