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Antelope Neck Mine (Antelope Mine), Loyalton, Sierra Co., California, USAi
Regional Level Types
Antelope Neck Mine (Antelope Mine)Mine
Loyalton- not defined -
Sierra Co.County
CaliforniaState
USACountry

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Latitude & Longitude (WGS84):
39° 38' 33'' North , 120° 17' 38'' West
Latitude & Longitude (decimal):
Locality type:
Nearest Settlements:
PlacePopulationDistance
Loyalton702 (2017)5.9km
Sierra Brooks478 (2011)6.6km
Sierraville200 (2011)8.6km
Calpine205 (2011)12.8km
Beckwourth432 (2017)21.1km


A former Cu occurrence/prospect/mine located in sec. 27, T21N, R15E, MDM, 5.9 km (3.7 miles) SW of Loyalton, along the E valley wall of Antelope Valley, SSE of the Palen Reservoir, on National Forest land. MRDS database stated accuracy for this location is 100 meters.

Mineralization is a Cu deposit (Mineral occurrence model information: Model code: 104; USGS model code: 25a; Deposit model name: Hot-spring Au-Ag deposit; Mark3 model number: 45). A wide zone of Cu mineralization. The type of deposit is unknown. Local rocks include Tertiary volcanic flow rocks, unit 17 (Cascade Range).

Workings include unspecified underground openings.

Regions containing this locality

North America PlateTectonic Plate

Select Mineral List Type

Standard Detailed Strunz Dana Chemical Elements

Mineral List


12 valid minerals.

Detailed Mineral List:

Alunite
Formula: KAl3(SO4)2(OH)6
Bariopharmacosiderite
Formula: Ba0.5Fe3+4(AsO4)3(OH)4 · 5H2O
Reference: Mineralogical Record 24: 381
Baryte
Formula: BaSO4
Clinoclase
Formula: Cu3(AsO4)(OH)3
Reference: Mineralogical Record 24: 381
Cornwallite
Formula: Cu5(AsO4)2(OH)4
Reference: Mineralogical Record 24: 381
Enargite
Formula: Cu3AsS4
Olivenite
Formula: Cu2(AsO4)(OH)
Reference: Mineralogical Record 24: 381
Pharmacoalumite
Formula: KAl4(AsO4)3(OH)4 · 6.5H2O
Reference: Mineralogical Record 24: 381
Segnitite
Formula: PbFe3+3AsO4(AsO3OH)(OH)6
Reference: Ron Layton Collection
Sphalerite
Formula: ZnS
Reference: Ron Layton Collection
Sulphur
Formula: S8
Zircon
Formula: Zr(SiO4)
Description: As microscopic pink crystals associated with Quartz, Sphalerite and Enargite in vugs in Quartzite matrix.
Reference: Ron Layton Collection

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Sulphur1.CC.05S8
Group 2 - Sulphides and Sulfosalts
Enargite2.KA.05Cu3AsS4
Sphalerite2.CB.05aZnS
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Alunite7.BC.10KAl3(SO4)2(OH)6
Baryte7.AD.35BaSO4
Group 8 - Phosphates, Arsenates and Vanadates
Bariopharmacosiderite8.DK.10Ba0.5Fe3+4(AsO4)3(OH)4 · 5H2O
Clinoclase8.BE.20Cu3(AsO4)(OH)3
Cornwallite8.BD.05Cu5(AsO4)2(OH)4
Olivenite8.BB.30Cu2(AsO4)(OH)
Pharmacoalumite8.DK.12KAl4(AsO4)3(OH)4 · 6.5H2O
Segnitite8.BL.10PbFe3+3AsO4(AsO3OH)(OH)6
Group 9 - Silicates
Zircon9.AD.30Zr(SiO4)

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Semi-metals and non-metals
Sulphur1.3.5.1S8
Group 2 - SULFIDES
AmXp, with m:p = 1:1
Sphalerite2.8.2.1ZnS
Group 3 - SULFOSALTS
ø = 4
Enargite3.2.1.1Cu3AsS4
Group 28 - ANHYDROUS ACID AND NORMAL SULFATES
AXO4
Baryte28.3.1.1BaSO4
Group 30 - ANHYDROUS SULFATES CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq
Alunite30.2.4.1KAl3(SO4)2(OH)6
Group 41 - ANHYDROUS PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)3(XO4)Zq
Clinoclase41.3.1.1Cu3(AsO4)(OH)3
(AB)5(XO4)2Zq
Cornwallite41.4.2.2Cu5(AsO4)2(OH)4
A2(XO4)Zq
Olivenite41.6.6.1Cu2(AsO4)(OH)
Group 42 - HYDRATED PHOSPHATES, ETC.CONTAINING HYDROXYL OR HALOGEN
(AB)2(XO4)Zq·xH2O
Segnitite42.7.4.4PbFe3+3AsO4(AsO3OH)(OH)6
(AB)5(XO4)3Zq·xH2O
Bariopharmacosiderite42.8.1a.3Ba0.5Fe3+4(AsO4)3(OH)4 · 5H2O
Pharmacoalumite42.8.1b.1KAl4(AsO4)3(OH)4 · 6.5H2O
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)

List of minerals for each chemical element

HHydrogen
H PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2O
H BariopharmacosideriteBa0.5Fe43+(AsO4)3(OH)4 · 5H2O
H ClinoclaseCu3(AsO4)(OH)3
H CornwalliteCu5(AsO4)2(OH)4
H OliveniteCu2(AsO4)(OH)
H AluniteKAl3(SO4)2(OH)6
H SegnititePbFe33+AsO4(AsO3OH)(OH)6
OOxygen
O ZirconZr(SiO4)
O PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2O
O BariopharmacosideriteBa0.5Fe43+(AsO4)3(OH)4 · 5H2O
O ClinoclaseCu3(AsO4)(OH)3
O CornwalliteCu5(AsO4)2(OH)4
O OliveniteCu2(AsO4)(OH)
O BaryteBaSO4
O AluniteKAl3(SO4)2(OH)6
O SegnititePbFe33+AsO4(AsO3OH)(OH)6
AlAluminium
Al PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2O
Al AluniteKAl3(SO4)2(OH)6
SiSilicon
Si ZirconZr(SiO4)
SSulfur
S BaryteBaSO4
S SulphurS8
S AluniteKAl3(SO4)2(OH)6
S EnargiteCu3AsS4
S SphaleriteZnS
KPotassium
K PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2O
K AluniteKAl3(SO4)2(OH)6
FeIron
Fe BariopharmacosideriteBa0.5Fe43+(AsO4)3(OH)4 · 5H2O
Fe SegnititePbFe33+AsO4(AsO3OH)(OH)6
CuCopper
Cu ClinoclaseCu3(AsO4)(OH)3
Cu CornwalliteCu5(AsO4)2(OH)4
Cu OliveniteCu2(AsO4)(OH)
Cu EnargiteCu3AsS4
ZnZinc
Zn SphaleriteZnS
AsArsenic
As PharmacoalumiteKAl4(AsO4)3(OH)4 · 6.5H2O
As BariopharmacosideriteBa0.5Fe43+(AsO4)3(OH)4 · 5H2O
As ClinoclaseCu3(AsO4)(OH)3
As CornwalliteCu5(AsO4)2(OH)4
As OliveniteCu2(AsO4)(OH)
As EnargiteCu3AsS4
As SegnititePbFe33+AsO4(AsO3OH)(OH)6
ZrZirconium
Zr ZirconZr(SiO4)
BaBarium
Ba BariopharmacosideriteBa0.5Fe43+(AsO4)3(OH)4 · 5H2O
Ba BaryteBaSO4
PbLead
Pb SegnititePbFe33+AsO4(AsO3OH)(OH)6

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Gelasian - Chattian
1.806 - 28.1 Ma



ID: 2964055
Tertiary volcanic flow rocks, unit 17 (Cascade Range)

Age: Cenozoic (1.806 - 28.1 Ma)

Stratigraphic Name: Colestin Formation; Raymond Peak Andesites; Roxy Formation; Shasta Lavas; Silver Peak Andesites; Table Mountain Latite; Tryon Peak Flows; Warner Basalt; Wasson Formation

Description: Tertiary volcanic flow rocks; minor pyroclastic deposits.

Comments: Original map source: Saucedo, G.J., Bedford, D.R., Raines, G.L., Miller, R.J., and Wentworth, C.M., 2000, GIS Data for the Geologic Map of California, California Department of Conservation, Division of Mines and Geology, CD-ROM 2000-07, scale 1:750,000.

Lithology: Major:{andesite,basalt}, Incidental:{rhyolite, dacite, basaltic andesite}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Neogene
2.588 - 23.03 Ma



ID: 3186305
Cenozoic volcanic rocks

Age: Neogene (2.588 - 23.03 Ma)

Stratigraphic Name: Columbia River Basalt

Comments: Columbia Plateau

Lithology: Flood basalt(s); mafic volcanic rocks; basalt

Reference: Chorlton, L.B. Generalized geology of the world: bedrock domains and major faults in GIS format: a small-scale world geology map with an extended geological attribute database. doi: 10.4095/223767. Geological Survey of Canada, Open File 5529. [154]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License

References

Sort by

Year (asc) Year (desc) Author (A-Z) Author (Z-A)
Eric, J.C. (1948), Tabulation of Copper Deposits in California in: Copper in California: California Division of Mines Bulletin 144: 324.
Robinson, G. W. & King, V. T. (1993): What's new in minerals ? Annual world summary of mineral discoveries covering April 1992 through April 1993. California. Mineralogical Record: 24: 381
USGS (2005), Mineral Resources Data System (MRDS): U.S. Geological Survey, Reston, Virginia, loc. file ID #10033895 & 10189451.
Mineral News (6): 8.
U.S. Bureau of Mines, Minerals Availability System (MAS) file #0060910565

USGS MRDS Record:10033895
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