The Black Rock Mine is a lead, silver, and zinc mine located in La Paz county, Arizona at an elevation of 751 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: 751 Feet (229 Meters)
Commodity: Lead, Silver, Zinc
Lat, Long: 33.09083, -114.59361
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.
Black Rock Mine MRDS details
Site Name
Primary: Black Rock Mine
Secondary: Pacific Mines
Commodity
Primary: Lead
Primary: Silver
Primary: Zinc
Tertiary: Fluorine-Fluorite
Tertiary: Manganese
Tertiary: Molybdenum
Location
State: Arizona
County: La Paz
District: Silver District
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Owner Name: Black Rock Mining And Reduction Co.
Production
Year: 1941
Description: Ap_Grade: ^5.3% Pb, 1.7 Oz Ag/Ton
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Basin And Range Province
Physiographic Section: Sonoran Desert
Mineral Deposit Model
Not available
Orebody
Form: VUGS & IRREGULAR MASSES
Structure
Type: L
Description: Complex Faulting And Fracturing Have Affected The Schist. Black Rock Follows A Fault Zone
Alterations
Alteration Type: L
Alteration Text: Schist Is Silicified, Chloritized, & Carbonatized For 50 Ft From Vein
Rocks
Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Pliocene
Analytical Data
Analytical Data: 6.7 OZS OF AG/TON
Analytical Data: 9.8% ZN
Analytical Data: 4.87% PB
Materials
Ore: Anglesite
Ore: Smithsonite
Ore: Limonite
Ore: Wulfenite
Ore: Pyrolusite
Ore: Galena
Gangue: Fluorite
Gangue: Calcite
Gangue: Quartz
Comments
Comment (Location): INFO FROM LAND.ST :01, 49?
Comment (Production): PRODUCTION UNDER RED ROCK-BLACK ROCK MINE. RICH PB-AG ORE PRODUCED FROM 1883-1887 BUT AMOUNT UNKNOWN. DUMP RETREATED IN 1948-1949 TOGETHER WITH OTHER DUMPS.
Comment (Development): PREVIOUS OWNERS INCLUDE PENN METALS, INC, RILEY & HOLMES; PATENTED IN 1880
Comment (Deposit): LENSING ORE SHOOTS.
Comment (Workings): SHAFT, ADIT, PIT.
References
Reference (Deposit): PHILLIPS, K.A., 1987, ARIZONA INDUSTRIAL MINERALS: ARIZONA DEPARTMENT OF MINES AND MINERAL RESOURCES MINERAL REPORT 4, 185 P.
Reference (Other Database): CIMRI
Reference (Production): KEITH, S.B., 1978.
Reference (Deposit): KEITH, S.B., 1978, INDEX OF MINING PROPERTIES IN YUMA COUNTY, ARIZONA; ARIZONA BUREAU OF MINES BULLETIN 192, P. 175.
Reference (Deposit): PARKER, F.Z., 1966, THE GEOLOGY AND MINERAL DEPOSITS OF THE SILVER DISTRICT, TRIGO MOUNTAINS; YUMA COUNTY, ARIZONA: MASTER THESIS SAN DIEGO STATE COLLEGE, P. 118-126.
Reference (Deposit): WILSON, E.D., 1951, ARIZONA ZINC AND LEAD DEPOSITS: ARIZ. B.M. BULLETIN 158, P. 93.
Reference (Deposit): WILSON, E.D., 1933, GEOLOGY AND MINERAL DEPOSITS OF SOUTHERN YUMA COUNTY, ARIZONA; ARIZ. B.M. BULLETIN 134, P. 67.
Arizona Gold
"Where to Find Gold in Arizona" 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 Arizona. Read more: Where to Find Gold in Arizona.
