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Penrose

Occurrence in Mono county in California, United States with commodity Manganese
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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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10031486
MRDS ID M010365
Record type Site
Current site name Penrose
Related records 10285697

Geographic coordinates

Geographic coordinates: -119.22875, 38.43686 (WGS84)
Relative position ON SWEETWATER CREEK NEAR NEVADA BORDER; LIES IN THE FLOOR OF A VALLEY. THE MINERAL MAP SHOWS THIS PROSPECT ON WHAT IS NOW FERRIS CREEK (SEE TOPO AND MINERAL MAPS.)

Site location context

Political divisions (FIPS codes)

Mono(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Sweetwater Creek(quadrangle 1:24,000 scale)

Bridgeport(quadrangle 1:100,000 scale)

Walker Lake(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

East Walker(hydrologic unit)

Walker(hydrologic accounting unit)

Central Lahontan(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Humboldt-Toiyabe National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Mono

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007N 025E 30 California

Commodities

Commodity Importance
Manganese Critical Tertiary

Materials information

Materials Type of material
Wad Ore

Analytical data

Result ORE GRADE 5.04 PERCENT MANGANESE

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Stratigraphic age (youngest) Pliocene
    Stratigraphic age (youngest) Pliocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Economic information

Comments on the geologic information

  • GEOL.DESC: DEPOSIT COMPOSED OF LIMONITE AND WAD. COUNTRY ROCK IS RHYOLITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    CALIF. B. 152, P. 152; B. 125, P. 143

  • Deposit

    ECONOMIC MINERAL MAP NO. 5, 1943

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-DEC-1977 Killman, K.; Albers, J. U.S. Geological Survey

Beyond USGS

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

Maps centered on this site

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.