The Collier Mine is a gold, zinc, and silver mine located in Calaveras county, California at an elevation of 2,799 feet.
About the MRDS Data:
All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.
Mine Info
Elevation: 2,799 Feet (853 Meters)
Commodity: Gold, Zinc, Silver
Lat, Long: 38.13944, -120.39000
Map: View on Google Maps
Satelite View
MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.
Collier Mine MRDS details
Site Name
Primary: Collier Mine
Secondary: Blood
Secondary: Sandwich
Commodity
Primary: Gold
Primary: Zinc
Primary: Silver
Tertiary: Copper
Tertiary: Lead
Tertiary: Antimony
Location
State: California
County: Calaveras
Land Status
Not available
Holdings
Not available
Workings
Type: Underground
Ownership
Not available
Production
Year: 1944
Time Period: 1942 - 1944
Material type: ORE
Description: Cp_Grade: ^8 % Zn, 1 % Cu .75 % Pb Ore With Au & Ag
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: ASSAY VALUE 1944 GIVES 8 % ZN, 1 % CU .75 % PB ORE WITH AU AND AG
Materials
Ore: Gold
Ore: Sphalerite
Ore: Antimony
Gangue: Quartz
Comments
Comment (Location): UTM ACC SE 1/4 SEC
Comment (Production): DRILLED BY US BUR OF MINES 1944 , DISCOVERED 1878 WORKED ALMOST CONTINUALLY UNTILL 1899 , UP TO $6000 PER MO. OUTPUT. ACTIVE 1925 - 1926
Comment (Deposit): VEINS, SILICEOUS SLATE MAIN VEIN HAS DARK-COLORED QTZ
Comment (Workings): DEVELOPED BY 175 FT SHAFT & OVER 400 FT OF DRIFTS, SEVEN WEST - TRENDING DRIFT ADITS FROM 140 - 400 FT LONG AND RELATED RAISES & WINZES.
Comment (Geology): COUNTRY ROCKS OF CALAVERAS GROUP WHICH STRIKE ALMOST WEST
References
Reference (Deposit): CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 51 , 144
Reference (Deposit): GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIF.: CALIF JOUR. MINES AND GEOL, VOL 53 NOS 3 & 4 , P 427
California Gold
"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.
