Ridge Ledge prospect, Otto Mountain, Baker, Soda Mountains, Silver Lake Mining District, San Bernardino County, California, USAi
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
35° 16' 36'' North , 116° 6' 3'' West
Latitude & Longitude (decimal):
Type:
Prospect (Inactive) - last checked 2018
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Baker | 735 (2011) | 2.8km |
Small prospect on the western flank of the Otto Mountain summit.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
| ⓘ Beudantite Formula: PbFe3+3(AsO4)(SO4)(OH)6 References: |
| ⓘ Caledonite Formula: Pb5Cu2(SO4)3(CO3)(OH)6 References: |
| ⓘ Cerussite Formula: PbCO3 References: |
| ⓘ Chalcopyrite Formula: CuFeS2 References: |
| ⓘ Chlorargyrite Formula: AgCl References: |
| ⓘ Chorążewiczite Formula: Pb2Fe3+(Te6+O6)(HCO3) Habit: Tiny platelets Colour: Pale yellow References: Marek Chorazewicz (2026) Personal collection, confirmed by Raman with Bob Housley at CalTech GeoPlanetary lab.Identification: Raman Spectroscopy |
| ⓘ Chrysocolla Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 References: |
| ⓘ Crocoite Formula: PbCr6+O4 |
| ⓘ Fluorite Formula: CaF2 References: |
| ⓘ Fornacite Formula: Pb2Cu(CrO4)(AsO4)(OH) References: |
| ⓘ Galena Formula: PbS References: |
| ⓘ Goethite Formula: Fe3+O(OH) References: |
| ⓘ Hemimorphite Formula: Zn4Si2O7(OH)2 · H2O References: |
| ⓘ Hessite Formula: Ag2Te References: |
| ⓘ Housleyite Formula: Pb6CuTe6+4O18(OH)2 Habit: multiple transparent crystal groups up to 200um on quartz Colour: light cornflower (pantone 642) References: |
| ⓘ Khinite Formula: Pb2+Cu2+3[Te6+O6](OH)2 References: |
| ⓘ Markcooperite Formula: Pb2(UO2)(TeO6) References: Marek Chorazewicz (2026) Personal collection, confirmed by Raman with Bob Housley at CalTech GeoPlanetary lab.Identification: Raman Spectroscopy |
| ⓘ Mcalpineite Formula: Cu3(Te6+O6) Habit: Tiny grains Colour: Pale yellow-green References: Marek Chorazewicz (2026) Personal collection, confirmed by Raman with Bob Housley at CalTech GeoPlanetary lab.Identification: Raman Spectroscopy |
| ⓘ Mimetite Formula: Pb5(AsO4)3Cl |
| ⓘ Mimetite var. Bellite Formula: Pb5(AsO4,CrO4,SiO4)3Cl |
| ⓘ Mojaveite Formula: Cu6[Te6+O4(OH)2](OH)7Cl References: |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 References: |
| ⓘ Muscovite var. Sericite Formula: KAl2(AlSi3O10)(OH)2 References: |
| ⓘ Müllerite Formula: Pb2Fe3+(Te6+O6)Cl Habit: Tiny platelets Colour: Yellow References: Marek Chorazewicz (2026) Personal collection, confirmed by Raman with Bob Housley at CalTech GeoPlanetary lab.Identification: Raman Spectroscopy |
| ⓘ Native Gold Formula: Au References: |
| ⓘ Nitratine Formula: NaNO3 Habit: Layers and blobs, possibly covering another mineral Colour: Dark blue References: Marek Chorazewicz (2026) Personal collection, confirmed by Raman with Bob Housley at CalTech GeoPlanetary lab.Identification: Raman Spectroscopy |
| ⓘ Perite Formula: PbBiClO2 References: |
| ⓘ Phoenicochroite Formula: Pb2(CrO4)O Habit: crystal layers 200um across sandwiched between sericite layers Colour: dark red References: |
| ⓘ Pyrite Formula: FeS2 References: |
| ⓘ Quartz Formula: SiO2 References: |
| ⓘ Thorneite Formula: Pb6(Te6+2O10)(CO3)Cl2(H2O) References: |
| ⓘ Timroseite Formula: Pb2Cu5(TeO6)2(OH)2 References: |
| ⓘ Vanadinite Formula: Pb5(VO4)3Cl |
| ⓘ Wulfenite Formula: Pb(MoO4) References: |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Hessite | 2.BA.60 | Ag2Te |
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| ⓘ | Galena | 2.CD.10 | PbS |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| Group 3 - Halides | |||
| ⓘ | Chlorargyrite | 3.AA.15 | AgCl |
| ⓘ | Fluorite | 3.AB.25 | CaF2 |
| ⓘ | Perite | 3.DC.30 | PbBiClO2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Goethite | 4.00. | Fe3+O(OH) |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| ⓘ | Khinite | 4.FD.30 | Pb2+Cu2+3[Te6+O6](OH)2 |
| ⓘ | Housleyite | 4.FD.30 | Pb6CuTe6+4O18(OH)2 |
| ⓘ | Chorążewiczite | 4.JL. | Pb2Fe3+(Te6+O6)(HCO3) |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Cerussite | 5.AB.15 | PbCO3 |
| ⓘ | Nitratine | 5.NA.05 | NaNO3 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Mcalpineite | 7.AB.55 | Cu3(Te6+O6) |
| ⓘ | Timroseite | 7.BB.65 | Pb2Cu5(TeO6)2(OH)2 |
| ⓘ | Mojaveite | 7.BB.80 | Cu6[Te6+O4(OH)2](OH)7Cl |
| ⓘ | Müllerite | 7.BC.47 | Pb2Fe3+(Te6+O6)Cl |
| ⓘ | Caledonite | 7.BC.50 | Pb5Cu2(SO4)3(CO3)(OH)6 |
| ⓘ | Thorneite | 7.DC.50 | Pb6(Te6+2O10)(CO3)Cl2(H2O) |
| ⓘ | Markcooperite | 7.EB.25 | Pb2(UO2)(TeO6) |
| ⓘ | Crocoite | 7.FA.20 | PbCr6+O4 |
| ⓘ | Phoenicochroite | 7.FB.05 | Pb2(CrO4)O |
| ⓘ | Fornacite | 7.FC.10 | Pb2Cu(CrO4)(AsO4)(OH) |
| ⓘ | Wulfenite | 7.GA.05 | Pb(MoO4) |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Beudantite | 8.BL.05 | PbFe3+3(AsO4)(SO4)(OH)6 |
| ⓘ | Mimetite var. Bellite | 8.BN.05 | Pb5(AsO4,CrO4,SiO4)3Cl |
| ⓘ | 8.BN.05 | Pb5(AsO4)3Cl | |
| ⓘ | Vanadinite | 8.BN.05 | Pb5(VO4)3Cl |
| Group 9 - Silicates | |||
| ⓘ | Hemimorphite | 9.BD.10 | Zn4Si2O7(OH)2 · H2O |
| ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | var. Sericite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | Chrysocolla | 9.ED.20 | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Beudantite | PbFe33+(AsO4)(SO4)(OH)6 |
| H | ⓘ Caledonite | Pb5Cu2(SO4)3(CO3)(OH)6 |
| H | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| H | ⓘ Fornacite | Pb2Cu(CrO4)(AsO4)(OH) |
| H | ⓘ Goethite | Fe3+O(OH) |
| H | ⓘ Hemimorphite | Zn4Si2O7(OH)2 · H2O |
| H | ⓘ Khinite | Pb2+Cu32+[Te6+O6](OH)2 |
| H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| H | ⓘ Thorneite | Pb6(Te26+O10)(CO3)Cl2(H2O) |
| H | ⓘ Housleyite | Pb6CuTe46+O18(OH)2 |
| H | ⓘ Timroseite | Pb2Cu5(TeO6)2(OH)2 |
| H | ⓘ Mojaveite | Cu6[Te6+O4(OH)2](OH)7Cl |
| H | ⓘ Chorążewiczite | Pb2Fe3+(Te6+O6)(HCO3) |
| C | Carbon | |
| C | ⓘ Caledonite | Pb5Cu2(SO4)3(CO3)(OH)6 |
| C | ⓘ Cerussite | PbCO3 |
| C | ⓘ Thorneite | Pb6(Te26+O10)(CO3)Cl2(H2O) |
| C | ⓘ Chorążewiczite | Pb2Fe3+(Te6+O6)(HCO3) |
| N | Nitrogen | |
| N | ⓘ Nitratine | NaNO3 |
| O | Oxygen | |
| O | ⓘ Mimetite var. Bellite | Pb5(AsO4,CrO4,SiO4)3Cl |
| O | ⓘ Beudantite | PbFe33+(AsO4)(SO4)(OH)6 |
| O | ⓘ Caledonite | Pb5Cu2(SO4)3(CO3)(OH)6 |
| O | ⓘ Cerussite | PbCO3 |
| O | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| O | ⓘ Crocoite | PbCr6+O4 |
| O | ⓘ Fornacite | Pb2Cu(CrO4)(AsO4)(OH) |
| O | ⓘ Goethite | Fe3+O(OH) |
| O | ⓘ Hemimorphite | Zn4Si2O7(OH)2 · H2O |
| O | ⓘ Khinite | Pb2+Cu32+[Te6+O6](OH)2 |
| O | ⓘ Mimetite | Pb5(AsO4)3Cl |
| O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Nitratine | NaNO3 |
| O | ⓘ Perite | PbBiClO2 |
| O | ⓘ Phoenicochroite | Pb2(CrO4)O |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Vanadinite | Pb5(VO4)3Cl |
| O | ⓘ Wulfenite | Pb(MoO4) |
| O | ⓘ Mcalpineite | Cu3(Te6+O6) |
| O | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Thorneite | Pb6(Te26+O10)(CO3)Cl2(H2O) |
| O | ⓘ Housleyite | Pb6CuTe46+O18(OH)2 |
| O | ⓘ Markcooperite | Pb2(UO2)(TeO6) |
| O | ⓘ Timroseite | Pb2Cu5(TeO6)2(OH)2 |
| O | ⓘ Mojaveite | Cu6[Te6+O4(OH)2](OH)7Cl |
| O | ⓘ Müllerite | Pb2Fe3+(Te6+O6)Cl |
| O | ⓘ Chorążewiczite | Pb2Fe3+(Te6+O6)(HCO3) |
| F | Fluorine | |
| F | ⓘ Fluorite | CaF2 |
| Na | Sodium | |
| Na | ⓘ Nitratine | NaNO3 |
| Al | Aluminium | |
| Al | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Si | Silicon | |
| Si | ⓘ Mimetite var. Bellite | Pb5(AsO4,CrO4,SiO4)3Cl |
| Si | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Si | ⓘ Hemimorphite | Zn4Si2O7(OH)2 · H2O |
| Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| S | Sulfur | |
| S | ⓘ Beudantite | PbFe33+(AsO4)(SO4)(OH)6 |
| S | ⓘ Caledonite | Pb5Cu2(SO4)3(CO3)(OH)6 |
| S | ⓘ Chalcopyrite | CuFeS2 |
| S | ⓘ Galena | PbS |
| S | ⓘ Pyrite | FeS2 |
| Cl | Chlorine | |
| Cl | ⓘ Mimetite var. Bellite | Pb5(AsO4,CrO4,SiO4)3Cl |
| Cl | ⓘ Chlorargyrite | AgCl |
| Cl | ⓘ Mimetite | Pb5(AsO4)3Cl |
| Cl | ⓘ Perite | PbBiClO2 |
| Cl | ⓘ Vanadinite | Pb5(VO4)3Cl |
| Cl | ⓘ Thorneite | Pb6(Te26+O10)(CO3)Cl2(H2O) |
| Cl | ⓘ Mojaveite | Cu6[Te6+O4(OH)2](OH)7Cl |
| Cl | ⓘ Müllerite | Pb2Fe3+(Te6+O6)Cl |
| K | Potassium | |
| K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| K | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Ca | Calcium | |
| Ca | ⓘ Fluorite | CaF2 |
| V | Vanadium | |
| V | ⓘ Vanadinite | Pb5(VO4)3Cl |
| Cr | Chromium | |
| Cr | ⓘ Mimetite var. Bellite | Pb5(AsO4,CrO4,SiO4)3Cl |
| Cr | ⓘ Crocoite | PbCr6+O4 |
| Cr | ⓘ Fornacite | Pb2Cu(CrO4)(AsO4)(OH) |
| Cr | ⓘ Phoenicochroite | Pb2(CrO4)O |
| Fe | Iron | |
| Fe | ⓘ Beudantite | PbFe33+(AsO4)(SO4)(OH)6 |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Fe | ⓘ Goethite | Fe3+O(OH) |
| Fe | ⓘ Pyrite | FeS2 |
| Fe | ⓘ Müllerite | Pb2Fe3+(Te6+O6)Cl |
| Fe | ⓘ Chorążewiczite | Pb2Fe3+(Te6+O6)(HCO3) |
| Cu | Copper | |
| Cu | ⓘ Caledonite | Pb5Cu2(SO4)3(CO3)(OH)6 |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
| Cu | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Cu | ⓘ Fornacite | Pb2Cu(CrO4)(AsO4)(OH) |
| Cu | ⓘ Khinite | Pb2+Cu32+[Te6+O6](OH)2 |
| Cu | ⓘ Mcalpineite | Cu3(Te6+O6) |
| Cu | ⓘ Housleyite | Pb6CuTe46+O18(OH)2 |
| Cu | ⓘ Timroseite | Pb2Cu5(TeO6)2(OH)2 |
| Cu | ⓘ Mojaveite | Cu6[Te6+O4(OH)2](OH)7Cl |
| Zn | Zinc | |
| Zn | ⓘ Hemimorphite | Zn4Si2O7(OH)2 · H2O |
| As | Arsenic | |
| As | ⓘ Mimetite var. Bellite | Pb5(AsO4,CrO4,SiO4)3Cl |
| As | ⓘ Beudantite | PbFe33+(AsO4)(SO4)(OH)6 |
| As | ⓘ Fornacite | Pb2Cu(CrO4)(AsO4)(OH) |
| As | ⓘ Mimetite | Pb5(AsO4)3Cl |
| Mo | Molybdenum | |
| Mo | ⓘ Wulfenite | Pb(MoO4) |
| Ag | Silver | |
| Ag | ⓘ Chlorargyrite | AgCl |
| Ag | ⓘ Hessite | Ag2Te |
| Te | Tellurium | |
| Te | ⓘ Hessite | Ag2Te |
| Te | ⓘ Khinite | Pb2+Cu32+[Te6+O6](OH)2 |
| Te | ⓘ Mcalpineite | Cu3(Te6+O6) |
| Te | ⓘ Thorneite | Pb6(Te26+O10)(CO3)Cl2(H2O) |
| Te | ⓘ Housleyite | Pb6CuTe46+O18(OH)2 |
| Te | ⓘ Markcooperite | Pb2(UO2)(TeO6) |
| Te | ⓘ Timroseite | Pb2Cu5(TeO6)2(OH)2 |
| Te | ⓘ Mojaveite | Cu6[Te6+O4(OH)2](OH)7Cl |
| Te | ⓘ Müllerite | Pb2Fe3+(Te6+O6)Cl |
| Te | ⓘ Chorążewiczite | Pb2Fe3+(Te6+O6)(HCO3) |
| Au | Gold | |
| Au | ⓘ Native Gold | Au |
| Pb | Lead | |
| Pb | ⓘ Mimetite var. Bellite | Pb5(AsO4,CrO4,SiO4)3Cl |
| Pb | ⓘ Beudantite | PbFe33+(AsO4)(SO4)(OH)6 |
| Pb | ⓘ Caledonite | Pb5Cu2(SO4)3(CO3)(OH)6 |
| Pb | ⓘ Cerussite | PbCO3 |
| Pb | ⓘ Crocoite | PbCr6+O4 |
| Pb | ⓘ Fornacite | Pb2Cu(CrO4)(AsO4)(OH) |
| Pb | ⓘ Galena | PbS |
| Pb | ⓘ Khinite | Pb2+Cu32+[Te6+O6](OH)2 |
| Pb | ⓘ Mimetite | Pb5(AsO4)3Cl |
| Pb | ⓘ Perite | PbBiClO2 |
| Pb | ⓘ Phoenicochroite | Pb2(CrO4)O |
| Pb | ⓘ Vanadinite | Pb5(VO4)3Cl |
| Pb | ⓘ Wulfenite | Pb(MoO4) |
| Pb | ⓘ Thorneite | Pb6(Te26+O10)(CO3)Cl2(H2O) |
| Pb | ⓘ Housleyite | Pb6CuTe46+O18(OH)2 |
| Pb | ⓘ Markcooperite | Pb2(UO2)(TeO6) |
| Pb | ⓘ Timroseite | Pb2Cu5(TeO6)2(OH)2 |
| Pb | ⓘ Müllerite | Pb2Fe3+(Te6+O6)Cl |
| Pb | ⓘ Chorążewiczite | Pb2Fe3+(Te6+O6)(HCO3) |
| Bi | Bismuth | |
| Bi | ⓘ Perite | PbBiClO2 |
| U | Uranium | |
| U | ⓘ Markcooperite | Pb2(UO2)(TeO6) |
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Basin and Range BasinsBasin
- Mojave DomainDomain
- Southern Basin and RangeWide Rift
USA
- Mojave DesertDesert
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.







Ridge Ledge prospect, Otto Mountain, Baker, Soda Mountains, Silver Lake Mining District, San Bernardino County, California, USA