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

Juniper Group

Occurrence in Napa county in California, United States with commodity Copper
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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. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10092386
MRDS ID M010771
Record type Site
Current site name Juniper Group

Geographic coordinates

Geographic coordinates: -122.36523, 38.83266 (WGS84)

Site location context

Political divisions (FIPS codes)

Napa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Knoxville(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(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 011N 005W 01 California

Commodities

Commodity Importance
Copper Tertiary

Nearby scientific data

(1) -122.36523, 38.83266
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the production information

  • NO KNOWN COPPER PRODUCTION.

Reference information

Bibliographic references

  • Deposit

    BRADLEY, W.W., 1916 : NAPA COUNTY; 14 TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 269

  • Deposit

    ERIC, J.H., 1948 : COPPER IN CALIFORNIA BULL. 144 : DIV. OF MINES, P. 276

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-FEB-1979 Fraticelli, L. A. (Albers, J.) 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.