The Wren Ranch Mangatop is a manganese mine located in Nevada county, California at an elevation of 1,001 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: 1,001 Feet (305 Meters)
Commodity: Manganese
Lat, Long: 39.0475, -121.11472
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.
Wren Ranch Mangatop MRDS details
Site Name
Primary: Wren Ranch Mangatop
Commodity
Primary: Manganese
Location
State: California
County: Nevada
District: Lime Kiln
Land Status
Land ownership: State Forest
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
Owner Name: R. M. Wren
Owner Name: C. E. Loofbourrow
Production
Not available
Deposit
Record Type: Site
Operation Category: 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: AVERAGE GRADE 25 PERCENT MANGANESE
Materials
Not available
Comments
Comment (Deposit): PROPERTY CONSISTS OF 160 ACRES. SHAFT FULL OF WATER IN AUGUST, 1942.
Comment (Location): LOCATED IN S 1/2 SECTION 20 UTM. APPROX
Comment (Production): TEN TONS OF ORE MINED UP TO NOVEMBER 1917, IS REPORTED TO ASSAY 50% TO 60% METALLIC MANGANESE AND 6% SILICA. AVERAGE GRADE OF ORE IS 25 PERCENT MANGANSE. PRODUCED 35 TONS OF ORE IN 1918 CONTAINING 35% MANGANESE AND 7% SILICA.
Comment (Workings): 20-FT. INCLINE SHAFT.
Comment (Geology): GEOL.DESC: ORE BED IS 14 FT. LONG, 10 FT. THICK, AND EXPOSED TO A DEPTH OF 20 FT.
References
Reference (Deposit): DOM BULL. 125, P. 147; BULL. 76, P. 51; BULL. 152, 1950, P. 164
Reference (Deposit): MAS BACKUP FILE WFOC, NEVADA COUNTY, CALIF.
Reference (Deposit): CALIF. JOUR. MINES & GEOLOGY, V. 37, NO. 3, JULY 1941, P. 442, 467
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.
