Rocklin Quarries

Producer in Placer county in California, United States with commodities Stone, Granite
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. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10032020
MRDS ID M012068
Record type Site
Current site name Rocklin Quarries

Geographic coordinates

Geographic coordinates: -121.23381, 38.78628 (WGS84)
Relative position 20 OR 25 QUARRIES IN VIC. OF ROCKLIN IN OPERATION IN 1915.

Site location context

Political divisions (FIPS codes)

Placer(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rocklin(quadrangle 1:24,000 scale)

Sacramento(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Placer

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011N 007E 19,20,30 California

Commodities

Commodity Importance
Stone Primary
Granite Primary

Nearby scientific data

(1) -121.23381, 38.78628

Economic information

Comments on the geologic information

  • GEOL.DESC: THE ROCK IS A LIGHT-GRAY COLOR AND OF MED. FINE GRAIN. GRAYISH QUARTZ GRAINS, WHITE FELDSPARS, BLACK OR DARK BROWN BIOTITE, AND SILVERY MUSCOVITE IN SMALL SCALES MAY BE READILY DISTINGUISHED WITH THE UNAIDED EYE. IN COMPOSITION THE ROCK IS A NORMAL GRANITE BUT A SHORT DISTANCE FROM ROCKLIN THE COUNTRY ROCK GRADES INTO A GRANODIORITE. SOME QUARRIES ARE STILL SHOWN ON UP TO DATE (1954) TOPO MAPS.

Economic information about the deposit and operations

Development status Producer
Commodity type Non-metallic
Significant No

Comments on the production information

  • DIRST QUARRY OPENED IN 1863 AND ASTONE USED IN CONSTRUCTION OF CP RY.; STONE USED FOR STATE CAPITOL AT SACRAMENTO AND MANY BLDGS. IN SAN FRANCISCO.

Reference information

Bibliographic references

  • Deposit

    USGS BULL. 612, P. 214

  • Deposit

    USGS FOLIO 5

  • Deposit

    GUIDEBOOK GEOL. SOC. OF SAC. 6/9-10, 1962, P. 34 (MAP FACING); DOM BULL. 176, P. 594

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey

Beyond USGS

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

Authoritative California resources

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