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

Bown

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

Geologic information

Identification information

Deposit ID 10077875
MRDS ID W025941
Record type Site
Current site name Bown
Alternate or previous names Brown
Related records 10117640

Geographic coordinates

Geographic coordinates: -120.49267, 38.00185 (WGS84)
Elevation 317
Relative position 1/2 MILE FROM THE STANISLAUS RIVER AND 2 1/2 MILE N.W. OF TUTTLETOWN

Site location context

Political divisions (FIPS codes)

Tuolumne(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Columbia(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Stanislaus(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Federal lands

USBR(Federal land areas administered by USBR)

Geographic areas

Country State County
United States California Tuolumne

Public Land Survey System information

Meridian Township Range Section Fraction State
002N 013E 25 California

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • GOLD OCCURS BOTH FREE AND WITH THE PYRITE

Materials information

Materials Type of material
Gold Ore
Pyrite Ore

Host and associated rocks

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

Nearby scientific data

(1) -120.49267, 38.00185
ListMap

Economic information

Ore body information

  • Thickness 3.05M

Comments on the geologic information

  • GEOL.DESC: SERPENTINE AND SCHIST FOOTWALL, SLATE ON HANGING WALL

Economic information about the deposit and operations

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

Mining district

District name Mother Lode Belt

Comments on the workings information

  • INCLINED SHAFT 700 FT. AT 64 DEGREES; AT 400 FT. LEVEL CROSSCUT 128 FT. BEYOND VEIN INTO HANGING WALL

Reference information

Bibliographic references

  • Deposit

    STORMS W.H., 1900 , THE MOTHER LODE REGION OF CAL.: CMB BULL. 18 , P. 129

  • Deposit

    TUCKER, W.B., 1914 , TUOLUMNE COUNTY: CMB REPT. 14 , P. 141

General comments

Subject category Comment text
Deposit ORE VEIN IS SINUOUS AND HAS A BANDED STRUCTURE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1978 Albers, J.; Tatkin, T. U.S. Geological Survey

Beyond USGS

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

External references

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.