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  3. Mineral Resource Data System (MRDS)

Redlands Pit No. 1

Past Producer in San Bernardino county in California, United States with commodity Sand and Gravel, Construction
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mineral rights holdings
  10. Land status
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10237861
MAS/MILS ID 0060711345
Record type Site
Current site name Redlands Pit No. 1
Alternate or previous names San Bernardino Pit, Redlands Aggregate Pit

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -117.18367, 34.10193 (WGS84)
Elevation 390
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Redlands(quadrangle 1:24,000 scale)

San Bernardino(quadrangle 1:100,000 scale)

San Bernardino(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Santa Ana(hydrologic unit)

Santa Ana(hydrologic accounting unit)

Southern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 001 S 003 W 10 NWNWSE California

Commodities

Commodity Importance
Sand and Gravel, Construction Primary

Nearby scientific data

Ore Body (1) -117.18367, 34.10193
ListMap

Economic information

Economic information about the deposit and operations

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

Mineral rights holdings

Type of mineral rights Unknown

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Dennis Troesh, 6830 Van Buren St, Riverside, Ca 92509
    Home office California
    Year 1981
  • Type Owner-Operator
    Owner C. L. Pharris Sand And Gravel, Inc.
    Interest 100
    Home office California
    Year 1990

Reference information

Bibliographic references

  • Deposit

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

  • Deposit

    P. 48.

Reporter information

Type Date Name Affiliation Comment
Reporter 31-MAR-91 Ridenour, James 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)

StatusActive since 04/19/2018
MSHA mine ID0404869
Mine name (MSHA)Redlands Quarry
Current operatorCemex Construction Materials LP
Current controller (parent)Cemex S A
Mine typeSurface (Metal / non-metal)

Inferred by coordinate + name similarity (430 m, 0.89 match). Confirm against MSHA if precision matters — non-USGS-curated cross-references may occasionally point at a neighbouring mine.

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.