The Tom Major Property is a manganese mine located in Humboldt county, Nevada at an elevation of 5,499 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: 5,499 Feet (1,676 Meters)
Commodity: Manganese
Lat, Long: 40.76917, -117.48889
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.
Tom Major Property MRDS details
Site Name
Primary: Tom Major Property
Commodity
Primary: Manganese
Secondary: Iron
Tertiary: Silver
Tertiary: Lead
Tertiary: Zinc
Location
State: Nevada
County: Humboldt
District: Gold Run District; Adelaide 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: Underground
Ownership
Owner Name: Major, Thomas
Years: 1959 -
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Deposit Type: Sedimentary
Operation Type: Unknown
Discovery Year: 1918
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: Basin And Mountains
Mineral Deposit Model
Model Name: Replacement Mn
Orebody
Form: BLANKET
Structure
Not available
Alterations
Alteration Type: L
Alteration Text: Silicification
Rocks
Name: Limestone
Role: Host
Age Type: Host Rock Unit
Age Young: Late Cambrian
Name: Limestone
Role: Host
Age Type: Host Rock
Age Young: Late Cambrian
Analytical Data
Analytical Data: ASSAY YIELDED 23.5% MN, 10% FE, 2.5% 2N,PB 1.9%.
Materials
Ore: Pyrolusite
Ore: Pyrite
Ore: Psilomelane
Gangue: Limonite
Unknown: Rhodonite
Comments
Comment (Location): NEAR BASE OF EASTERN SLOPE OF SONOMA RANGE.ALL DESCRIPTIONS PLACE THIS DEPOSIT IN OR NEAR THE CENTRAL PORTION OF THE ADELAIDE OR GOLD RUN DISTRICT. THERE IS- A BILL MAJORS CANYON SHOWN ON THE ADELAIDE TOPO MAP SOUTH OF -ADELAIDE.
Comment (Geology): 5 FT. THICK BED OF MANGANESE ORE (OXIDE), 100 FT. IN DIAMETER; OXIDES PERSIST TO40 FT. DEEP
Comment (Deposit): DEVELOPED BY A 40-FT. SHAFT, BUT NO ORE HAD BEEN SHIPPED AS OF JUNE, 1918.
References
Reference (Deposit): RANSOME, F.L., & BURCHARD, E.F., 1920; CONTRIBUTIONS TO ECONOMIC GEOLOGY: METALS & NON-METALS; U.S.G.S. BULL 710, PLATE X, P. 235
Reference (Deposit): TRENGROVE, R.R., 1959, RECONNAISSANCE OF NEVADA MANGANESE DEPOSITS: U.S.B.M. REPT. OF INV. 5446, P. 18-20.
Reference (Deposit): USBM, 1983, MILS DATA
Reference (Deposit): SHIBLER, B.K. & WELLS, R., 1951, CONCENTRATION OF OXIDE AND SILICATE MANGANESE ORES FROM THE VICINITY OF GOLCONDA, NEV: U.S.B.M. REPT. INV. 4754., P. 3-5
Nevada Gold
Nevada has a total of 368 distinct gold districts. Of the of those, just 36 are major producers with production and/or reserves of over 1,000,000 ounces, 49 have production and/or reserves of over 100,000 ounces, with the rest having less than 100,000 ounces. Read more: Gold Districts of Nevada.
