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

Donnallan

Past Producer in Calaveras county in California, United States with commodity Gold
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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10028848
MRDS ID M006078
Record type Site
Current site name Donnallan
Related records 10187145

Geographic coordinates

Geographic coordinates: -120.69351, 38.22185 (WGS84)
Elevation 244
Relative position 2 MI NW OF SAN ANDRES

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Andreas(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004N 012E 07 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Calcite Gangue
Quartz Gangue

Analytical data

Result ORE AVERAGED $2.50 PER TON AU

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate

Nearby scientific data

(1) -120.69351, 38.22185
ListMap

Economic information

Ore body information

  • Dip W
    Width 60.96M
    Depth to top 0M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Comments on the production information

  • NO PRODUCTION RECORD FOUND ORE AVERAGED $2.50 PER TON, ACTIVE AROUND 1896

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P. 147

  • Deposit

    CRAWFORD, J.J., 1896 , CALAVERAS COUNTY: 13 TH REPT. STATE MIN.; CALIF. MIN. BUR. P. 102

General comments

Subject category Comment text
Deposit VEIN, MINERALIZED ZONE 40 - 200 FT WIDE IN WEATHEREDTALCOSE SLATE & SCHIST. OPEN CUT SHOWS QTZ AND CALCITE VEINS, MOST OF WHICH DIP WEST, ONE 4 FT VEIN DIPS 40 E.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Mateik, R.; Albers, John P. 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.