The El Oro Mine 1880's is a gold, silver, and copper mine located in Sierra county, New Mexico at an elevation of 5,400 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: 5,400 Feet (1,646 Meters)
Commodity: Gold, Silver, Copper
Lat, Long: 32.98194, -107.51667
Map: View on Google Maps
El Oro Mine 1880's MRDS details
Site Name
Primary: El Oro Mine 1880's
Commodity
Primary: Gold
Primary: Silver
Primary: Copper
Location
State: New Mexico
County: Sierra
District: Hillsboro District
Land Status
Land ownership: BLM Administrative Area
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: E. W. Davis.
Home Office: Hillsboro, N.M.
Years: 1961 -
Owner Name: Hibner, A. C.
Home Office: Mcintosh, N.M.
Years: 1961 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Producer
Operation Type: Unknown
Year First Production: 1885
Year Last Production: 1951
Discovery Year: 1885
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: PINCH AND SWELL
Structure
Type: L
Description: Monzonite Porphyry Southwest Of Mine. Shear Zone Strikes N 50 E.
Alterations
Alteration Type: L
Alteration Text: Propylitized Andesite Near Latite Dikes.
Rocks
Name: Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Paleocene
Analytical Data
Not available
Materials
Ore: Gold
Ore: Malachite
Ore: Chalcopyrite
Gangue: Calcite
Gangue: Quartz
Comments
Comment (Deposit): Discovery Year: 1880'S
Comment (Location): ACCURATE LOCATION IS FOR MAIN WORKINGS ABOUT 5.5 MILES NORTHWEST OF HILLSBORO, N.M.
Comment (Deposit): DEPOSITS OCCUR IN SEVERAL VEINS ARRANGED EN ECHELON IN A NORTHEAST STRIKING SHEAR ZONE. THE GOLDEN RULE VEIN CROPS OUT FOR ABOUT 800 FT. IN LENGTH AND RANGES FROM 2 FT. TO 8 FT. IN WIDTH.
Comment (Workings): WORKINGS REPORTED IN 1934 CONSISTED OF 3100 FT. OF DRIFTING ON THE GOLDEN RULE VEIN WITH A 400 FT. MAIN SHAFT, A 240 FT. SHAFT, A 200 FT.SHAFT, A 75 FT.SHAFT AND THREE 100 FT. SHAFTS. DRIFTING LEVELS OCCUR AT 100 FT., 200 FT., 300 FT. AND 400 FT. DEPTHS. A NEW SHAFT WAS REPORTED TO BE SUNK TO A DEPTH OF 500 FT. ON THE EL ORO VEIN.
Comment (Geology): FOR GENERAL GEOLOGY SEE HILLSBORO DISTRICT.
Comment (Production): ESTIMATED VALUE OF PRODUCTION FROM 1880 TO 1931 AMOUNTS TO 200000 DOLLARS.
References
Reference (Production): G.T. HARLEY, 1934 P. 141
Reference (Deposit): HARLEY, G.T., 1934 NMBMMR BULL 10, P. 125-142, P. 160-163
Reference (Deposit): HEDLUND, D.C., 1977 USGS MAP MF-900-B
Reference (Deposit): NMBMMR GENERAL FILE DATA
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