The Bertha Claim is a copper mine located in Tooele county, Utah at an elevation of 5,751 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: 5,751 Feet (1,753 Meters)
Commodity: Copper
Lat, Long: 39.9825, -113.18361
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Bertha Claim MRDS details
Site Name
Primary: Bertha Claim
Commodity
Primary: Copper
Secondary: Lead
Location
State: Utah
County: Tooele
District: Dugway 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: J. F. And T. Q. Cannon
Years: 1956 -
Owner Name: Hollinger-Macfarland
Years: 1955 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Deposit Type: Replacement
Operation Type: Unknown
Year First Production: 1900
Discovery Year: 1890
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: Great Basin
Physiographic Detail: Dugway Mountains
Mineral Deposit Model
Not available
Orebody
Form: VEINS
Structure
Type: R
Description: Buckhorn Thrust Fault Probably Underlies This Property
Type: L
Description: Property Is In A Graben Between 2 Upfaulted Blocks Of Prospect Mtn Quartzite
Alterations
Alteration Type: L
Alteration Text: Gossan, Clay, Hydrothermal
Rocks
Name: Dolomite
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian
Analytical Data
Analytical Data: 1964 CHIP SAMPLE AROUND EDGE OF STOPE AT SE END OF ADIT: 3.7% CU, 1.2% PB, .001% U, .06 OZ AU, .22 OZ AG, .50% ZN
Materials
Ore: Covellite
Ore: Hematite
Ore: Malachite
Ore: Chalcopyrite
Ore: Chalcanthite
Ore: Pyrite
Gangue: Barite
Gangue: Quartz
Gangue: Calcite
Comments
Comment (Production): A LITTLE COPPER ORE WAS SHIPPED TO A SMELTER NEAR STOCKTON AROUND 1900
Comment (Deposit): CLAIM WAS PATENTED ON MAY 16, 1900. BODY IS POORLY EXPOSED & HAS A MINIMUM LENGTH OF 80 FT & A WIDTH OF 32 FT
Comment (Reserve-Resource): IRON ORE POTENTIAL DOES NOT EXCEED 1,000 TONS.
Comment (Location): PROPERTY CONSIST OF THREE GROUPS OF UNPATENTED CLAIMS, THE MASTODON GROUP, HIGH UP GROUP, LOW DOWN GROUP.
Comment (Deposit): MAGNETITE VEINS IN THE RENCHER FM ARE EXPOSED ON THE MASTODON CLAIMS. REPLACEMENT DEPOSITS ALONG THE CONTACT ZONE OCCURS ON THE HIGH UP AND LOW DOWN CLAIMS.
Comment (Workings): WORKINGS CONSIST OF A SHAFT, A CROSSCUT PIT, & AN ADIT. THE PIT IS 8 FT DEEP, THE SHAFT IS INCLINED 41 DEG. N24E & IS 95 FT DEEP. THE ADIT CONNECTS WITH THE SHAFT AND IS 400 FT LONG
Comment (Geology): ORE CONSISTS OF A DARK GREENISH-GRAY, FINE-GRAINED CLAYEY MATERIAL THRU. WHICH ARE SCATTERED NUMEROUS PYRITE CUBES 0.4-20MM ACROSS.
Comment (Deposit): A 1964 2 1/2 CHANNEL SAMPLE, 5 FT ABOVE FLOOR LEVEL OVER SMALL WINZE ; INFO.SRC : 3 FIELD OBSERV
Comment (Workings): WORKINGS CONSIST OF SHALLOW PITS, A SHAFT, AN ADIT AND BULLDOZER CUTS.
References
Reference (Analytical Data): SRC.REF: STAATZ, M.H., AND CARR, W.J. 1964, U.S.G.S. PROF. PAPER 415
Reference (Deposit): STAATZ, M.H., & CARR, W.J., 1964, GEOL. & MIN. DEP. OF THOMAS & DUGWAY RANGES, UT: U.S.G.S. PROF. PAP. 415
Reference (Deposit): EVERTS, M.L., 1980, UT. GEOL. & MIN. SURVEY: ON SITE INVEST.
Reference (Deposit): USGS PROF. PAPER 415, 1964
Reference (Deposit): CONSV. COMP. DATE, 02-18-1965
Reference (Deposit): 1920 RECON BUTLER, B.S., USGS PP 111
Reference (Deposit): 1964 GEOLMAP STAATZ & CARR, USGS PP 415
Reference (Production): STAATZ, M.H. AND CARR, W.J., 1964, U.S.G.S. PROF. PAP. 415
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