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  3. Mineral Resource Data System (MRDS)

Enterprise

Past Producer in Madera 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. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10103186
MRDS ID M022213
Record type Site
Current site name Enterprise
Alternate or previous names Fresno Enterprise
Related records 10260683

Geographic coordinates

Geographic coordinates: -119.73958, 37.34076 (WGS84)
Elevation 732
Relative position 3.2 MI. NW OF DEADWOOD PEAK ON POTTER RIDGE

Site location context

Political divisions (FIPS codes)

Madera(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ahwahnee(quadrangle 1:24,000 scale)

Shaver Lake(quadrangle 1:100,000 scale)

Mariposa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Fresno River(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Madera

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007S 020E 12 California

Comments on the location information

  • UTM ACC E 1/2 W 1/2 NW 1/4

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -119.73958, 37.34076
ListMap

Economic information

Ore body information

  • Strike N 35 W
    Dip 80 NE
    Thickness 0.61M

Economic information about the deposit and operations

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

Comments on the production information

  • MILL RUN SOMETIME PRIOR TO 1914 OF 1200 TONS STATED TO HAVE RECOV. $13.65 AU/TON. NO OTHER PRODUCTION RECORDS FOUND.

Workings at the site

  • Type of workings Underground
    Overall depth 121.92M

Comments on the workings information

  • LEVELS, STOPES, WINZE. SEE DIAGRAM IN MCLAUGHLIN & BRADLEY ( 1914 ) FOR MORE DETAIL.

Reference information

Bibliographic references

  • Deposit

    LAIZURE, C. M., 1935 , MINING ACTIVITIES IN THE SAN FRANCISCO DISTRICT, CALIF: CALIF. JOUR. MINES & GEOLOGY, V. 31 , NO. 1 , P. 24 - 25 .

  • Deposit

    LOGAN, L. A., 1950 , MINES AND MINERAL RESOURCES OF MADERA COUNTY: CALIF. JOUR. MINES & GEOLOGY, V. 46 , NO. 4 , P. 472 , PL. 73 .

  • Deposit

    MCLAUGHLIN, R. P. & BRADLEY, W. W., 1914 , MADERA COUNTY: REPORT OF THE STATE MINERALOGIST, V. 14 , P. 542 .

  • Production

    MCLAUGHLIN & BRADLEY ( 1914 )

General comments

Subject category Comment text
Deposit MOST ACTIVE IN EARLY 1880'S. PATENTED. 550 ACRES ; INFO.SRC : 1 PUB LIT
Deposit 2 VEINS, THE DONKEY LUCK AND THE WEST IN A FAULT ZONE. VEINS AVG. 14 IN. THICK. LENGTH OF PAY SHOOTS FROM 35 - 75 FT. THE VEINS ARE CUT BY SEVERAL GRANITIC SILLS, 2 - 3 FT THICK, LYING NEARLY HORIZONTAL. THEY ARE SAID TO CAUSE SLIGHT ENRICHMENT ON EACH SIDE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1980 Nelson, Scott C. (Albers, John, P.) 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.