1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

McKnight Cornish Stone

Past Producer in San Bernardino county in California, United States with commodity Feldspar
Map
XML
JSON
KML
C
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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Ownership information
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10140484
MAS/MILS ID 0060710422
Record type Site
Current site name McKnight Cornish Stone
Alternate or previous names Calspar Mine, Calspar Pit

Geographic coordinates

Point of reference Pit
Geographic coordinates: -116.77696, 34.69501 (WGS84)
Elevation 1232
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ord Mountain(quadrangle 1:24,000 scale)

Newberry Springs(quadrangle 1:100,000 scale)

San Bernardino(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Mojave(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 007 N 002 E 16 SWNWSE California

Commodities

Commodity Importance
Feldspar Primary

Nearby scientific data

Pit (1) -116.77696, 34.69501
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Non-metallic
Significant No

Ownership information

  • Type Owner-Operator
    Owner Calspar Corp, 12402 Los Nietos Rd, Santa Fe,Springs, Ca.
    ID 404114
    Interest 100
    Home office California
    Year 1981
  • Type Owner-Operator
    Owner Steelhead Resources, Inc.
    ID 404114
    Interest 100
    Home office California
    Year 1990
  • Type Owner-Operator
    Owner Pacific Coast Minerals
    ID 404114
    Home office California
    Year 1991

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 49, 1953, TABULATED LIST,

  • Deposit

    NO. 422, P. 144.

  • Deposit

    U.S. GEOLOGICAL SURVEY CIRCULAR 500, 1965, P. 1-7.

  • Deposit

    CALIFORNIA GEOLOGY, 1977, V. 30, P. 81-85.

  • Deposit

    CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 58, 1981,

  • Deposit

    P. 13.

Reporter information

Type Date Name Affiliation Comment
Reporter 16-SEP-1993 Campbell U.S. Bureau of Mines

Beyond USGS

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

Current status (per MSHA)

StatusAbandoned since 11/07/1988
MSHA mine ID0404114
Mine name (MSHA)Calspar Mine
Current operatorCalspar Division-Steelhead Resources Inc
Current controller (parent)Steelhead Resources Ltd
Mine typeSurface (Metal / non-metal)

MSHA cross-reference per the original MRDS record. Mine status and operator reflect MSHA's last published Mines export (February 2025); MSHA's public bulk feed has been unavailable since, so this may be out of date. See the Mine Data Retrieval System for current status.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

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.