The Great Republic Mine is a gold, silver, and copper mine located in Sierra county, New Mexico at an elevation of 7,119 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: 7,119 Feet (2,170 Meters)
Commodity: Gold, Silver, Copper
Lat, Long: 33.47556, -107.74528
Map: View on Google Maps
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Great Republic Mine MRDS details
Site Name
Primary: Great Republic Mine
Secondary: Great Republic Group: Julia
Secondary: Keepsake
Secondary: Triangle
Secondary: Great Republic
Commodity
Primary: Gold
Primary: Silver
Primary: Copper
Secondary: Lead
Location
State: New Mexico
County: Sierra
District: Black Range (Chloride) District
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
Type: Surface/Underground
Ownership
Owner Name: Cole, Charles B.
Years: 1941 -
Owner Name: Tom Gibson
Years: 1941 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1906
Year Last Production: 1941
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland
Mineral Deposit Model
Not available
Orebody
Form: PODS AND SHOOTS
Structure
Type: L
Description: Rich Ore Reported At Intersections Of Ne And Nw Trending Fault Fissures.
Alterations
Alteration Type: L
Alteration Text: Silicified Andesite
Rocks
Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Stephanite
Ore: Gold
Ore: Argentite
Ore: Malachite
Ore: Chalcopyrite
Gangue: Quartz
Comments
Comment (Location): THE MINE IS LOCATED ABOUT 0.25 MILES SOUTH OF CATRON COUNTY LINE AND 1.5 MILES WEST OF THE SOUTHWEST CORNER OF SOCORRO COUNTY.
Comment (Production): INTERMITTANT PRODUCTION FROM 1906 TO 1941 PRODUCED 3450 TONS OF CRUDE ORE AND CONCENTRATES.
Comment (Deposit): THE VEINS ARE BANDED, FILLED FISSURES. THE MAIN VEIN TRENDS NORTHWEST AND AVERAGES 5 FT IN WIDTH. A SECONDARY SYSTEM OF PARALLEL FISSURES TREND NORTHEAST. OXIDIZED ORES WERE REPORTED TO A DEPTH OF 100 FT AND THE HANGING WALL FRACTURE REPORTED TO CONTAIN MOSTLY SILVER WHILE THE FOOTWALL FRACTURE WAS RICHER IN GOLD. 4 PATENTED CLAIMS COVERING 42.06 ACRES.
Comment (Workings): WORKINGS WERE REPORTED TO CONSIST OF A 400 FT VERTICAL SHAFT, A 280 FT VERTICAL SHAFT, DRIFTS TOTALING MORE THAN 500 FT, CROSSCUTS, WINZES, TUNNELS, SMALL PITS AND SHALLOW OPEN CUTS.
Comment (Geology): FOR GENERAL GEOLOGY SEE BLACK RANGE DISTRICT.
References
Reference (Deposit): LINDGREN, WALDEMAR, GRATON, L.C., AND GORDON, C.H., 1910 USGS PROFESSIONAL PAPER 68, P.263, P.266
Reference (Deposit): HARLEY, G.T., 1934 NMBMMR BULL 10, P.79
Reference (Deposit): NMBMMR GENERAL FILE DATA
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