The Cassa Area is a silica mine located in Platte county, Wyoming at an elevation of 4,879 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: 4,879 Feet (1,487 Meters)
Commodity: Silica
Lat, Long: 42.44362, -104.97774
Map: View on Google Maps
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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.
Cassa Area MRDS details
Site Name
Primary: Cassa Area
Commodity
Primary: Silica
Location
State: Wyoming
County: Platte
Land Status
Land ownership: Federal
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
Not available
Ownership
Owner Name: U.S. Silica Co.
Home Office: Frederick, MD
Info Year: 2008
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Mining Method: Unknown
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Interior Plains
Physiographic Province: Great Plains Province
Physiographic Section: High Plains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Sandstone
Role: Host
Age Type: Host Rock
Age Young: Jurassic
Age Old: Jurassic
Analytical Data
Not available
Materials
Not available
Comments
Comment (Deposit): "A 70 ft thick, white, medium-grained, soft, porous Jurassic sandstone is a potential source of glass sand." (Bull. 50, p. 78)
References
Reference (Deposit): U.S. Geological Survey, 2011, The Mineral industry of Wyoming: U.S. Geological Survey 2008 Minerals Yearbook, 8 p. http://minerals.er.usgs.gov/minerals/pubs/state/2008/myb2-2008-wy.pdf
URL: http://minerals.er.usgs.gov/minerals/pubs/state/2008/myb2-2008-wy.pdf
Reference (Deposit): Osterwald and others, 1966, Mineral Resources of Wyoming: WGS BULL. 50 [rev], p. 78.
Pages: p. 78
Reference (Deposit): Harris, R.E., 1988, The Cassa silica rock deposit, Platte County, Wyoming: Wyoming Geological Survey Report of Investigations No. 42, 38 p.
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