The Black Rock Claims Mine is a lead, silver, zinc, and manganese mine located in Tooele county, Utah at an elevation of 6,558 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: 6,558 Feet (1,999 Meters)
Commodity: Lead, Silver, Zinc, Manganese
Lat, Long: 39.93278, -112.71722
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Black Rock Claims Mine MRDS details
Site Name
Primary: Black Rock Claims Mine
Secondary: Huber-Rydalch Deposit
Secondary: Baby Elephant
Secondary: Strang Evening Star Claims
Commodity
Primary: Lead
Primary: Silver
Primary: Zinc
Primary: Manganese
Secondary: Copper
Location
State: Utah
County: Tooele
District: Erickson District District
Land Status
Not available
Holdings
Not available
Workings
Type: Surface/Underground
Ownership
Owner Name: Ross J. Rydaluc
Owner Name: H. H. Ellerbeck
Production
Year: 1944
Material type: MN ORE
Description: Ap_Grade: ^25 Percent Mn
Year: 1936
Material type: MN ORE
Description: Ap_Grade: ^20 T0 30 Percent Mn
Year: 1953
Time Period: 1952-1953
Material type: MN ORE
Description: Cp_Grade: ^29 Percent
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1936
Discovery Year: 1914
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
Not available
Mineral Deposit Model
Not available
Orebody
Form: TABULAR
Form: TABULAR
Structure
Type: R
Description: Basin And Range
Type: L
Description: Bedding Strikes N-S, Dips 20-25 Degrees East
Alterations
Not available
Rocks
Name: Quartzite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Sphalerite
Ore: Manganite
Ore: Braunite
Ore: Pyrolusite
Ore: Galena
Ore: Chalcopyrite
Ore: Psilomelane
Gangue: Quartz
Gangue: Pyrite
Gangue: Calcite
Comments
Comment (Development): MAY-SEPT. 1942, TRENCHING AND UNDERGROUND WORK CONDUCTED BY THE U.S. BUREAU OF MINES, DESCRIBED IN R.I. 4601. 762 FT. OF SURFACE TRENCHING AND 195 FT OF UNDERGROUND WORK COMPLETED; 96 SAMPLES ASSAYED, 13042 FT. OF ROAD CONSTRUCTION.
Comment (Workings): SIX SHORT ADITS WITH DRIFTS AND CROSSCUTS; THE WEST ADIT INCLUIDES A 45 FT. DEEP INCLINE WINZE. THE SURFACE EXCAVATIONS INCLUDES 5 OPEN CUTS TOTALING 108 FT. AND 31 TRENCHES, TOTALING 762 FT.
Comment (Commodity): MANGANESE IS NOT EASILY RECOVERABLE FROM THE PRIMARY MINERALS RHODONITE AND RHODOCHROSITE, PRESENT IN THE UNOXIDIZED PARTIONS OF THE VEIN.
Comment (Production): 1952-1953 PRODUCTION BY H.H. ELLERBESK, A LESSEE, SOME OF THIS PRODUCTION WAS FOR BATTERY MANUFACTURING, THE REMAINDER FOR STEEL MANUFACTURING.
Comment (Deposit): SIX ORE BODIES LOCALIZED INTERSECTING NORTHWEST-STRIKING FAULTS
References
Reference (Deposit): BATTY, J.V., AND R. HAVENS, 1952, CONCENTRATION OF OXIDE MANGANESE ORE FROM BLACK ROCK, KRAMER, AND MORGAN-CRANAR PROPERTIES, TOOELE AND JUAB COUNTIES, UTAH: U.S. BUREAU OF MINES R.I. 4818, 17 P.
Reference (Deposit): PARDEE, J.T., 1922, DEPOSITS OF MANGANESE ORE IN MONTANA, UTAH, OREGAN AND WASHINGTON, IN USGS BULLETIN 725, P. 210-211.
Reference (Production): CRITTENDEN, M.D., JR., 1951, P. 40; THOMAS, G.H., 1958, P.30.
Reference (Deposit): CRITTENDEN, M.D., JR., 1951, MANGANESE DEPOSITS OF WESTERN UTAH: U.S.G.S. BULLETIN 979-A, P. 40-41.
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