The Ruby Mine is a copper mine located in Plumas county, California at an elevation of 4,199 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: 4,199 Feet (1,280 Meters)
Commodity: Copper
Lat, Long: 40.18528, -120.79917
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.
Ruby Mine MRDS details
Site Name
Primary: Ruby Mine
Secondary: Williams and Stark
Commodity
Primary: Copper
Secondary: Gold
Secondary: Silver
Location
State: California
County: Plumas
Land Status
Land ownership: National 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
Not available
Production
Not available
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
Not available
Materials
Ore: Bornite
Gangue: Quartz
Comments
Comment (Production): $16,000 OF ORE PRODUCED AND SHIPPED PRIOR TO 1919 . ORE RAN .30 % CU, AT TIMES WITH USUALLY ONE OUNCE OF SILVER FOR EVERY PER CENT OF CU.
Comment (Deposit): ORE OCCURS AS STRINGERS OF HIGH GRADE FROM 1 INCH - 18 INCHES IN WIDTH, CROSSING DIKE AND FOLLOWING THE FOOT OR HANGING WALL.
Comment (Workings): ONE ADIT 200 FT. BELOW OUTCROP, 200 FT. LONG AND BEING EXTENDED IN 1920 ONE STOPE 35 FT. LONG AND 75 FT. HIGH.
Comment (Geology): GEOL.DESC: BASIC DIKE 5 FT. WIDE STRIKES N 25 W, DIPS 65 E IN THE DIORITE. DIKE HAS BEEN FOLLOWED FOR 300 FT. BY AN ADIT 200 FT. BELOW OUTCROP.
Comment (Deposit): TRASK AND COFFER MINE ADJOIN ON THE SOUTH.
References
Reference (Deposit): AVERILL, C.V., 1928 , REDDING FIELD DIVISION; 24TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 280
Reference (Deposit): LOGAN, C.A., 1921 , PLUMAS COUNTY; 17TH REPT. STATE MIN.; CALIF. MIN. BUR. P. 469 .
Reference (Production): LOGAN, C.A., 1921 , P. 469
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.
