The Mexican Group is a gold mine located in Sierra county, California at an elevation of 3,999 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: 3,999 Feet (1,219 Meters)
Commodity: Gold
Lat, Long: 39.57139, -120.81472
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.
Mexican Group MRDS details
Site Name
Primary: Mexican Group
Secondary: Colorado
Secondary: Golden Star
Secondary: South Fork
Secondary: Mexican No. 1 & No. 2 .
Commodity
Primary: Gold
Location
State: California
County: Sierra
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
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: Gold
Ore: Pyrite
Gangue: Quartz
Comments
Comment (Workings): 4 ADITS. 1ST 350 FT. ON VEIN, 2ND 125 FT. ABOVE IS IN SAME DISTANCE. (BOTH ON MEXICAN VEINS) SURFACE WORK ON SOUTH FORK VEIN. ON HARTLEY VEIN, 3RD ADIT 300 FT. LONG W 50 FT. ON VEIN. 4TH ADIT, ABOVE 3RD, 70 FT. LONG, 150 FT. ON VEIN, STOPING TO THE SURFACE 45 FT. ABOVE.
Comment (Location): UTM EST. HIGH RIDGE E OF DOWNIEVILLE.
Comment (Geology): PARALLEL FISSURE VEINS OF QTZ & SLATE MEXICAN 2 - 15 FT. THICK, UNNAMED 2 - 5 FT. THICK. BOTH DIP 70 - 80 E. S. FORK VEIN A CONTACT VEIN W NO ARSENOPYRITE, & FOOTWALL QUARTZITE, HANGING WALL SLATE, 20 FT. WIDE, STRIKES N, DIPS E. HARTLEY VEIN RUNS ACROSS FM, STRIKES NE, DIPS 60 NW, 5 FT. THICK ON FT. & HANGING WALL W 5 FT. HORSE BETWEEN. ADJOINS GOLD BLUFF MINE.
Comment (Production): WORKED IN MEXICAN DAYS. BEFORE 1900 , WORKED FOR 30 YEARS.
Comment (Deposit): VEINS
References
Reference (Deposit): AVERILL, C. V., 1942 , MINES AND MINERAL RESOURCES OF SIERRA CO.: CDM CALIF. JOUR. MINES AND GEOL., VOL. 38 , NO. 1 , P. 60 .
Reference (Deposit): LOGAN, C. A., 1929 , SIERRA CO.: CDMM 25TH REPORT STATE MINERALOGIST, APRIL, P. 179 .
Reference (Deposit): MACBOYLE, E., 1920 , MINES AND MINERAL RESOURCES SIERRA CO.: CSMB 16TH REPORT STATE MINERALOGIST, DEC. 1918 , P. 102 .
Reference (Production): MACBOYLE, 1920
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.
