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  3. Mineral Resource Data System (MRDS)

Glass Mountain Deposit

Occurrence in Napa county in California, United States with commodity Stone
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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. Economic information about the deposit and operations
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10092390
MRDS ID M010788
Record type Site
Current site name Glass Mountain Deposit

Geographic coordinates

Geographic coordinates: -122.49273, 38.52433 (WGS84)
Relative position NE1/4

Site location context

Political divisions (FIPS codes)

Napa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Saint Helena(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Pablo Bay(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Napa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 008N 006W 23 California

Commodities

Commodity Importance
Stone Primary

Materials information

Materials Type of material
Obsidian Ore

Nearby scientific data

(1) -122.49273, 38.52433
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Non-metallic
Significant No

Ownership information

  • Type Operator
    Owner Basalt Rock Co., Inc.

Comments on the production information

  • UNDEVELOPED TO DATE AND HAS BEEN ACQUIRED AS A RESERVE OF "POPPING" OBSIDIAN (PERLITE) FOR POSSIBLE USE IN THE MANUFACTURE OF LIGHT-WEIGHT AGGREGATE.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. V. 44, NO. 2, APRIL 1948, PP. 169-170

  • Deposit

    REPT. 40, JULY 1944, P. 304

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.

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.