Bear River Mine (Unnamed mine), New England Mills, Colfax Mining District (Illinois Mining District), Placer County, California, USAi
Regional Level Types | |
---|---|
Bear River Mine (Unnamed mine) | Mine |
New England Mills | - not defined - |
Colfax Mining District (Illinois Mining District) | Mining District |
Placer County | County |
California | State |
USA | Country |
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Latitude & Longitude (WGS84):
39° 3' 48'' North , 120° 59' 45'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
Place | Population | Distance |
---|---|---|
Colfax | 2,005 (2017) | 5.5km |
Lake of the Pines | 3,917 (2011) | 5.9km |
Meadow Vista | 3,217 (2011) | 7.3km |
Alta Sierra | 6,911 (2011) | 10.0km |
Foresthill | 1,483 (2011) | 16.1km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
Club | Location | Distance |
---|---|---|
Nevada County Gem & Mineral Society | Grass Valley, California | 18km |
El Dorado County Mineral and Gem Society | Placerville, California | 41km |
Gold Country Treasure Seekers | Placerville, California | 41km |
Roseville Rock Rollers | Roseville, California | 43km |
Mindat Locality ID:
85061
Long-form identifier:
mindat:1:2:85061:1
GUID (UUID V4):
b1234c67-0143-4b4e-8e45-bea4bac6fcb2
A former Au-Ag-As occurrence/mine located in the NW¼SE¼ sec. 17, T14N, R9E, MDM, 3.3 km (2.1 miles) NW of New England Mills and 3.5 km (2.2 miles) NW of Weimar, E of the Dog Bar Bridge over the Bear River. MRDS database stated accuracy for this location is 1,000 meters.
Mineralization is a vein deposit hosted in conglomerate. Local rocks include Jurassic marine rocks, unit 1 (Western Sierra Nevada and Western Klamath Mountains).
Workings include underground openings with an overall depth of 15.24 meters and comprised of a shaft.
Production data are found in: Chandra, Deb K. (1961).
The owner reported $0.35 (period values) Au/ton by chemical analysis and $150 (period values) Au/ton by roasting ore first.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsDetailed Mineral List:
ⓘ Gold Formula: Au |
ⓘ Pyrite Formula: FeS2 |
ⓘ Quartz Formula: SiO2 |
ⓘ 'Tetrahedrite Subgroup' Formula: Cu6(Cu4C2+2)Sb4S12S |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
ⓘ | Gold | 1.AA.05 | Au |
Group 2 - Sulphides and Sulfosalts | |||
ⓘ | Pyrite | 2.EB.05a | FeS2 |
ⓘ | 'Tetrahedrite Subgroup' | 2.GB.05 | Cu6(Cu4C2+2)Sb4S12S |
Group 4 - Oxides and Hydroxides | |||
ⓘ | Quartz | 4.DA.05 | SiO2 |
List of minerals for each chemical element
O | Oxygen | |
---|---|---|
O | ⓘ Quartz | SiO2 |
Si | Silicon | |
Si | ⓘ Quartz | SiO2 |
S | Sulfur | |
S | ⓘ Pyrite | FeS2 |
S | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
Fe | Iron | |
Fe | ⓘ Pyrite | FeS2 |
Cu | Copper | |
Cu | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
Sb | Antimony | |
Sb | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
Au | Gold | |
Au | ⓘ Gold | Au |
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