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Black Mike Claim

Occurrence in Stanislaus county in California, United States with commodity Manganese
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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. Ore body information
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10033642
MRDS ID M020257
Record type Site
Current site name Black Mike Claim
Alternate or previous names Black Point, Black Rock
Related records 10238939

Geographic coordinates

Geographic coordinates: -121.40185, 37.41659 (WGS84)
Relative position 1/4 MI. N. OF DEL PUERTO CREEK

Site location context

Political divisions (FIPS codes)

Stanislaus(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Boardman(quadrangle 1:24,000 scale)

San Jose(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Panoche-San Luis Reservoir(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Stanislaus

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 006S 005E 14 California

Comments on the location information

  • LOCATED IN NW 1/4 SECTION 14

Commodities

Commodity Importance
Manganese Critical Tertiary

Analytical data

Result ORE GRADE LESS THAN 25 PERCENT MANGANESE

Economic information

Ore body information

  • Strike S. E.
    Dip 50 TO 65 N. E.
    Width 3.35M

Comments on the geologic information

  • GEOL.DESC: ORE IS EXPOSED FOR 54 FT., TRENDING S. E., DIPPING 50 TO 65 N. E., WITH AVERAGE WIDTH OF 6 FT. AND MAXIMUM OF 11 FT. THE HANGING WALL IS SHALY CHERT, AND THE FOOTWALL IS MASSIVE CHERT, WHICH SUGGESTS THE DEPOSIT MAY BE OVERTURNED. A LARGE MASS OF SERPENTINE LIES 100 YARDS TO THE W., AND A SMALL GREENSTONE INTRUSION IS BETWEEN THE ORE BODY AND THE SERPENTINE. ORE BODY AND WALL ROCKS ARE CUT BY NUMEROUS QUARTZ VEINS.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 152 1950 PP. 286 - 287

  • Deposit

    D.O.M. BULL. 125 1943 P. 189

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1978 Killman, K.; 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.