Cassa Area

Occurrence in Platte county in Wyoming, United States with commodity Silica
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Land status
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10230622
MAS/MILS ID 0560310027
Record type Site
Current site name Cassa Area

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -104.97774, 42.44362 (WGS84)
Elevation 1487
Relative position Centered in sec. 34, but extends into secs. 33, 35, and north into 25, 26, 27. Coordinates are for center of N2 of Sec. 35.

Site location context

Political divisions (FIPS codes)

Platte(county)

Wyoming(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Cassa(quadrangle 1:24,000 scale)

Torrington(quadrangle 1:100,000 scale)

Torrington(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Glendo Reservoir(hydrologic unit)

North Platte(hydrologic accounting unit)

North Platte(hydrologic subregion)

Missouri(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Wyoming Platte

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 029N )69W 33, 34 Wyoming

Commodities

Commodity Importance
Silica Primary

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Stratigraphic age (youngest) Jurassic
    Stratigraphic age (oldest) Jurassic

Nearby scientific data

Ore Body (1) -104.97774, 42.44362

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Land status

Ownership category Federal
Ownership category Private

Ownership information

  • Type Unknown
    Owner U.S. Silica Co.
    Home office Frederick, MD
    Year 2008

Reference information

Bibliographic references

  • Deposit

    Osterwald and others, 1966, Mineral Resources of Wyoming: WGS BULL. 50 [rev], p. 78.

  • Deposit

    Harris, R.E., 1988, The Cassa silica rock deposit, Platte County, Wyoming: Wyoming Geological Survey Report of Investigations No. 42, 38 p.

  • 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

General comments

Subject category Comment text
Deposit "A 70 ft thick, white, medium-grained, soft, porous Jurassic sandstone is a potential source of glass sand." (Bull. 50, p. 78)

Reporter information

Type Date Name Affiliation Comment
Reporter 18-NOV-83 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines
Editor 12-JUL-10 Wilson, Anna B. U.S. Geological Survey merged and deleted duplicate record 0560310028=newMRDS 10278639

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.