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Rolpholm Ranch Prospect, Moulton Prospects

Past Producer in Nevada county in California, United States with commodity Chromium
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10043634
MRDS ID M100447
Record type Site
Current site name Rolpholm Ranch Prospect, Moulton Prospects

Geographic coordinates

Geographic coordinates: -120.97714, 39.12711 (WGS84)
Elevation 634
Location accuracy 1000(meters)
Relative position APPROX. 20 MILES NW OF COLFAX, CA., Assumed Spot At Center N2, Sect. 28

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chicago Park(quadrangle 1:24,000 scale)

Truckee(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Bear(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Nevada

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 015N 009E 28 N2 California

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Nearby scientific data

(1) -120.97714, 39.12711
ListMap

Economic information

Ore body information

  • General form IRREG
    Strike N 55 W
    Dip 45 NE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Chicago Park Area

Ownership information

  • Type Operator
    Owner Mc Clellan, H. E.
    First year 1943
  • Type Owner
    Owner Mrs. Rolph
    First year 1942

Comments on the workings information

  • WORKINGS CONSISTED OF SEVERAL PITS, ONE OF WHICH WAS 7 FT DEEP. (1942)

Reference information

Bibliographic references

  • Deposit

    RYNEARSON, G. A., 1953, CDMG BULL 134, PART 3, CHAPT. 5, P. 247

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-82 Oster, Karel L. (Albers, John P.) 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.