The Stephenson-Bennett Mine is a silver and lead mine located in Dona Ana county, New Mexico.
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
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Stephenson-Bennett Mine MRDS details
Site Name
Primary: Stephenson-Bennett Mine
Secondary: Stevenson-Bennett Mine: Empire Zinc Mine: Santo Domingo De La Calzada
Secondary: Mine: Calzada Mine: San Augustin Mine
Commodity
Primary: Silver
Primary: Lead
Secondary: Zinc
Secondary: Molybdenum
Secondary: Copper
Secondary: Gold
Location
State: New Mexico
County: Dona Ana
District: Organ District: Organ Mountains
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: Torpedo Mining Co.
Home Office: Organ, N.M.
Years: 1940 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1847
Year Last Production: 1934
Discovery Year: 1847
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: M
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Mexican Highland
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Structure
Type: L
Description: Torpedo-Bennett Fault Zone Strikes North-South.
Alterations
Not available
Rocks
Name: Quartz Monzonite
Role: Associated
Age Type: Host Rock
Age Young: Late Permian
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Name: Quartz Monzonite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Pliocene
Analytical Data
Not available
Materials
Ore: Wulfenite
Ore: Galena
Ore: Sphalerite
Ore: Smithsonite
Ore: Chalcopyrite
Ore: Hemimorphite
Ore: Anglesite
Gangue: Fluorite
Gangue: Pyrite
Gangue: Quartz
Gangue: Limonite
Comments
Comment (Location): ACCURATE LOCATION IS FOR THE ADIT OF THE EMPIRE ZINC MINE AS SHOWN ON THE ORGAN TOPOGRAPHIC QUADRANGLE.
Comment (Deposit): THE THREE MAJOR OREBODIES ARE THE STEPHENSON, THE BENNETT AND THE PAGE. THE BENNETT IS THE LARGEST AND HAS BEEN MINED DOWN DIP FOR ABOUT 600 FT., HAS A WIDTH OF 500 FT. ALONG STRIKE AND AVERAGES 10 FT. IN THICKNESS. THREE PATENTED CLAIMS AND ONE UNPATENTED CLAIM.
Comment (Workings): WORKINGS REPORTED IN 1935 CONSISTED OF SEVERAL PITS, A SHAFT ABOUT 500 FT. DEEP AND SEVEN TUNNELS WITH MANY LARGE STOPES.
References
Reference (Deposit): LINDGREN, W., GRATON, L.C., AND GORDON, C.H., 1910 USGS PP 68, P. 205-211
Reference (Deposit): DUNHAM, K.C., 1935 NMBMMR BULL 11, P. 220-228
Reference (Deposit): ALBRITTON, C.C., JR., AND NELSON, V.E., 1943 USGS OFR-43, P. 35-36
Reference (Deposit): SEAGER, W.R., 1981 NMBMMR MEM 36, P. 83-86
Reference (Deposit): NMBMMR GENERAL FILE DATA
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