The Negro Hill placers is a gold, tin, tungsten, and garnet mine located in Crook county, Wyoming.
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:
Commodity: Gold, Tin, Tungsten, Garnet
Lat, Long: 44.36667, -104.06667
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.
Negro Hill placers MRDS details
Site Name
Primary: Negro Hill placers
Secondary: Nigger Hill Tin Deposits
Commodity
Primary: Gold
Primary: Tin
Primary: Tungsten
Primary: Garnet
Location
State: Wyoming
County: Crook
Land Status
Land ownership: National Forest
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.
Administrative Organization: Black Hills National Forest
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: Black Hills
Mineral Deposit Model
Model Name: Placer garnet
Model Name: Placer Au
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Ore: Wolframite
Ore: Cassiterite
Ore: Gold
Gangue: Tourmaline
Gangue: Quartz
Gangue: Garnet
Comments
Comment (Names): The original site name contained a derogatory word that has been changed according to Department of the Interior policy outlined at http://geonames.usgs.gov/docs/pro_pol_pro.pdf. See Chap. 3, Policy V. The revised form of the name now appears in the permanent record as the "Current" or preferred site name, and the prior, derogatory name is labeled "Previous".
References
Reference (Deposit): GSW BULL 50, P. 84.
Reference (Deposit): IRVING, J.D., 1904, USGS PROF. PAPER 26.
Reference (Deposit): LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.
Reference (Deposit): DARTON, N.H., 1905, USGS GEOL. ATLAS, FOLIO 127.
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