The Juniper Mine is a uranium mine located in Tuolumne county, California at an elevation of 8,560 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: 8,560 Feet (2,609 Meters)
Commodity: Uranium
Lat, Long: 38.29806, -119.79667
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.
Juniper Mine MRDS details
Site Name
Primary: Juniper Mine
Commodity
Primary: Uranium
Location
State: California
County: Tuolumne
District: Sonora Pass Area
Land Status
Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Year: 1964
Time Period: 1963 - 1964
Material type: U
Description: Cp_Grade: ^0.35 Percent U3o8
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Sedimentary
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: M
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Sierra Nevada
Mineral Deposit Model
Not available
Orebody
Form: ELONGATE PARALLEL TO CHANNEL
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Upper Part Of Deposit Oxidized
Rocks
Name: Clay, Mud
Role: Associated
Age Type: Associated Rock
Age Young: Miocene
Name: Clay, Mud
Role: Associated
Age Type: Host Rock
Age Young: Miocene
Name: Clay, Mud
Role: Associated
Age Type: Host Rock Unit
Age Young: Miocene
Analytical Data
Analytical Data: GRAB SAMPLE RANGE 2.01 PPM TO 724 PPM
Materials
Ore: Coffinite
Ore: Torbernite
Gangue: Pyrite
Comments
Comment (Deposit): 40 - 50 TIMES BG LOCALLY, 6 - 8 TIMES BG GENERALLY
Comment (Workings): LARGE OPEN PIT AND CUTS
Comment (Geology): DISSEMINATED PYRITE BELOW OXIDIZED ZONE; ABUNDANT CARBONACEOUS MATERIAL
References
Reference (Deposit): DURHAM, D. L.; FELMLCE, J. K., 1980 , NATIONAL URANIUM RESOURCE EVALUATION, WALKER LAKE QUAD., CALIF. AND NEV., UNPUBL. REPORT.
Reference (Deposit): TOOKER, MORRIS, FILLO, 1970 , MINERAL RESOURCES OF THE EMIGRANT BASIN PRIMITIVE AREA, CALIF., USGS BULL. 1261-G, P. G1-G70 .
Reference (Production): RAPP, J., 1978 , JUNIPER URANIUM MINE, TUOLUME CO., CA. CALIF. GEOLOGY, V. 31 , NO. 9 , P 199 - 202 .
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.
