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De Lamar Mine (Wahl; Sommercamp; Voschay), De Lamar Mining District, Owyhee Co., Idaho, USAi
Regional Level Types
De Lamar Mine (Wahl; Sommercamp; Voschay)Mine
De Lamar Mining DistrictMining District
Owyhee Co.County
IdahoState
USACountry

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Key
Latitude & Longitude (WGS84):
43° 0' 42'' North , 116° 50' 3'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Jordan Valley174 (2017)18.4km
Melba531 (2017)47.4km


Located on Section 5, Township 5S, Range 4W. A silver mine closed 1916 as an underground working and reopened 1977 as an open pit mine. Owned by Earth Resources Co.

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


27 valid minerals. 1 (TL) - type locality of valid minerals.

Detailed Mineral List:

Acanthite
Formula: Ag2S
Reference: Idaho Minerals (2004) L. Ream 2nd ed; Can Mineral 1981 19: 409-410
Aenigmatite
Formula: Na4[Fe2+10Ti2]O4[Si12O36]
Reference: Mineralogical Record, Sep 1995
Aguilarite
Formula: Ag4SeS
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated; Can Mineral 1981 19: 409-410
Baryte
Formula: BaSO4
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
Beidellite
Formula: (Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Reference: Chipera & Bish, Clays and Clay Minerals 45:226
Chalcopyrite
Formula: CuFeS2
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated; Can Mineral 1981 19: 409-410
Chlorargyrite
Formula: AgCl
Reference: R&M 70:4 pp 242-263; Can Mineral 1981 19: 409-410
Copper
Formula: Cu
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated; Can Mineral 1981 19: 409-410
Covellite
Formula: CuS
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated; Can Mineral 1981 19: 409-410
'Electrum'
Formula: (Au, Ag)
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Fischesserite
Formula: Ag3AuSe2
Reference: Extra Lapis English No. 5 Gold
Goethite
Formula: α-Fe3+O(OH)
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated; Can Mineral 1981 19: 409-410
Gold
Formula: Au
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Can Mineral 1981 19: 409-410
Jamesonite
Formula: Pb4FeSb6S14
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Jarosite
Formula: KFe3+ 3(SO4)2(OH)6
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
Kaolinite
Formula: Al2(Si2O5)(OH)4
Reference: Idaho Minerals (2004) L. Ream 2nd ed
Mandarinoite
Formula: Fe3+2(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
Reference: Rocks & Min.:64:48.; Can Mineral 1981 19: 409-410
Marcasite
Formula: FeS2
Reference: Shannon (1920) The American Journal of Science pp 390-391; Can Mineral 1981 19: 409-410
Miargyrite
Formula: AgSbS2
Reference: Idaho Minerals (2004) L. Ream 2nd ed; Can Mineral 1981 19: 409-410
Naumannite
Formula: Ag2Se
Reference: R&M 70:4 pp 242-263; Can Mineral 1981 19: 409-410
Polybasite
Formula: [(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Proustite
Formula: Ag3AsS3
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Pyrargyrite
Formula: Ag3SbS3
Reference: Idaho Minerals (2004) L. Ream 2nd ed; Can Mineral 1981 19: 409-410
Pyrite
Formula: FeS2
Reference: R&M 70:4 pp 242-263; Can Mineral 1981 19: 409-410
Quartz
Formula: SiO2
Reference: R&M 70:4 pp 242-263
Selenopolybasite (TL)
Formula: [(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
Type Locality:
Reference: Bindi, L., Evain, M., Menchetti, S. (2007): Selenopolybasite, [(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2], a new member of the pearceite–polybasite group from the De Lamar mine, Owyhee County, Idaho, USA. Canadian Mineralogist, 45, 1525-1528.
Silver
Formula: Ag
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; Can Mineral 1981 19: 409-410
Sphalerite
Formula: ZnS
Reference: Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated; Can Mineral 1981 19: 409-410

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
'Electrum'1.AA.05(Au, Ag)
Gold1.AA.05Au
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Acanthite2.BA.35Ag2S
Aguilarite2.BA.55Ag4SeS
Chalcopyrite2.CB.10aCuFeS2
Covellite2.CA.05aCuS
Fischesserite2.BA.75Ag3AuSe2
Jamesonite2.HB.15Pb4FeSb6S14
Marcasite2.EB.10aFeS2
Miargyrite2.HA.10AgSbS2
Naumannite2.BA.55Ag2Se
Polybasite2.GB.15[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Proustite2.GA.05Ag3AsS3
Pyrargyrite2.GA.05Ag3SbS3
Pyrite2.EB.05aFeS2
Selenopolybasite (TL)2.GB.15[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
Sphalerite2.CB.05aZnS
Group 3 - Halides
Chlorargyrite3.AA.15AgCl
Group 4 - Oxides and Hydroxides
Goethite4.00.α-Fe3+O(OH)
Mandarinoite4.JH.15Fe3+2(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
Quartz4.DA.05SiO2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Jarosite7.BC.10KFe3+3(SO4)2(OH)6
Group 9 - Silicates
Aenigmatite9.DH.40Na4[Fe2+10Ti2]O4[Si12O36]
Beidellite9.EC.40(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Kaolinite9.ED.05Al2(Si2O5)(OH)4

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Silver1.1.1.2Ag
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Acanthite2.4.1.1Ag2S
Aguilarite2.4.1.3Ag4SeS
Fischesserite2.4.3.2Ag3AuSe2
Naumannite2.4.1.2Ag2Se
AmXp, with m:p = 1:1
Covellite2.8.12.1CuS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Marcasite2.12.2.1FeS2
Pyrite2.12.1.1FeS2
Group 3 - SULFOSALTS
ø > 4
Polybasite3.1.7.2[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Selenopolybasite (TL)3.1.7.2[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
ø = 3
Proustite3.4.1.1Ag3AsS3
Pyrargyrite3.4.1.2Ag3SbS3
2 < ø < 2.49
Jamesonite3.6.7.1Pb4FeSb6S14
ø = 2
Miargyrite3.7.3.2AgSbS2
Group 6 - HYDROXIDES AND OXIDES CONTAINING HYDROXYL
XO(OH)
Goethite6.1.1.2α-Fe3+O(OH)
Group 9 - NORMAL HALIDES
AX
Chlorargyrite9.1.4.1AgCl
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Jarosite30.2.5.1KFe3+ 3(SO4)2(OH)6
Group 34 - SELENITES, TELLURITES AND SULFITES
A2(XO3)3·xH2O
Mandarinoite34.3.4.1Fe3+2(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
Group 69 - INOSILICATES Chains with Side Branches or Loops
Chains with Side Branches or Loops with P>2
Aenigmatite69.2.1a.1Na4[Fe2+10Ti2]O4[Si12O36]
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 clays
Beidellite71.3.1a.1(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Electrum'-(Au, Ag)
Kaolinite-Al2(Si2O5)(OH)4

List of minerals for each chemical element

HHydrogen
H MandarinoiteFe23+(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
H Goethiteα-Fe3+O(OH)
H Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
H KaoliniteAl2(Si2O5)(OH)4
H JarositeKFe3+ 3(SO4)2(OH)6
OOxygen
O MandarinoiteFe23+(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
O Goethiteα-Fe3+O(OH)
O Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
O QuartzSiO2
O KaoliniteAl2(Si2O5)(OH)4
O AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
O BaryteBaSO4
O JarositeKFe3+ 3(SO4)2(OH)6
NaSodium
Na Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Na AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
AlAluminium
Al Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Al KaoliniteAl2(Si2O5)(OH)4
SiSilicon
Si Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
Si QuartzSiO2
Si KaoliniteAl2(Si2O5)(OH)4
Si AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
SSulfur
S Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
S PyriteFeS2
S MarcasiteFeS2
S AguilariteAg4SeS
S AcanthiteAg2S
S PyrargyriteAg3SbS3
S MiargyriteAgSbS2
S ChalcopyriteCuFeS2
S SphaleriteZnS
S CovelliteCuS
S Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
S JamesonitePb4FeSb6S14
S ProustiteAg3AsS3
S BaryteBaSO4
S JarositeKFe3+ 3(SO4)2(OH)6
ClChlorine
Cl ChlorargyriteAgCl
KPotassium
K JarositeKFe3+ 3(SO4)2(OH)6
CaCalcium
Ca Beidellite(Na,Ca0.5)0.3Al2((Si,Al)4O10)(OH)2 · nH2O
TiTitanium
Ti AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
FeIron
Fe MandarinoiteFe23+(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
Fe PyriteFeS2
Fe MarcasiteFeS2
Fe ChalcopyriteCuFeS2
Fe Goethiteα-Fe3+O(OH)
Fe AenigmatiteNa4[Fe102+Ti2]O4[Si12O36]
Fe JamesonitePb4FeSb6S14
Fe JarositeKFe3+ 3(SO4)2(OH)6
CuCopper
Cu Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
Cu ChalcopyriteCuFeS2
Cu CovelliteCuS
Cu CopperCu
Cu Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
ZnZinc
Zn SphaleriteZnS
AsArsenic
As Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
As Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
As ProustiteAg3AsS3
SeSelenium
Se Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
Se MandarinoiteFe23+(Se4+O3)3 · (6-x)H2O (x = 0.0-1.0)
Se NaumanniteAg2Se
Se AguilariteAg4SeS
Se FischesseriteAg3AuSe2
AgSilver
Ag Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
Ag NaumanniteAg2Se
Ag AguilariteAg4SeS
Ag AcanthiteAg2S
Ag PyrargyriteAg3SbS3
Ag MiargyriteAgSbS2
Ag ChlorargyriteAgCl
Ag SilverAg
Ag FischesseriteAg3AuSe2
Ag Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Ag Electrum(Au, Ag)
Ag ProustiteAg3AsS3
SbAntimony
Sb Selenopolybasite[(Ag,Cu)6(Sb,As)2(S,Se)7][Ag9Cu(S,Se)2Se2]
Sb PyrargyriteAg3SbS3
Sb MiargyriteAgSbS2
Sb Polybasite[(Ag,Cu)6(Sb,As)2S7][Ag9CuS4]
Sb JamesonitePb4FeSb6S14
BaBarium
Ba BaryteBaSO4
AuGold
Au GoldAu
Au FischesseriteAg3AuSe2
Au Electrum(Au, Ag)
PbLead
Pb JamesonitePb4FeSb6S14

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
- Dana 7:I:181.
- R. Lasmanis, J. Nagel, B. D. Sturman, and R. I. Gait (1981) Mandarinoite from the De Lamar silver mine, Owyhee County, Idaho, U.S.A. Can Mineral 1981 19: 409-410


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