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  3. Mineral Resource Data System (MRDS)

Mary Lou No. 1of Black Wonder

Prospect in Stanislaus county in California, United States with commodities Iron, Manganese, Silica
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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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10287106
MRDS ID M020274
MAS/MILS ID 0060990019
Record type Site
Current site name Mary Lou No. 1of Black Wonder
Alternate or previous names Park Group,Black Bolt
Related records 10033653, 10214652

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -121.42682, 37.39882 (WGS84)
Elevation 711
Location accuracy 100(meters)

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 006 S 005 E 21 SWSENE California

Commodities

Commodity Importance
Iron Tertiary
Manganese Critical Tertiary
Silica Tertiary

Materials information

Materials Type of material
Chert Unknown
Psilomelane Unknown
Pyrolusite Unknown
Quartz Unknown

Nearby scientific data

Ore Body (1) -121.42682, 37.39882
ListMap

Economic information

Ore body information

  • Strike N10E
    Dip 22W
    Thickness 5M
    Length 40M
    Width 20M
    Depth to top 2M
    Field Value
    MAS Matrix # 1
    Type of Orebody #1 SEDIMENTARY
    Shape of Orebody #1 LENTICULAR
    Type of Orebody #2 DISSEMINATED
    Shape of Orebody #2 IRREGULAR
    Type of Orebody #3 STOCKWORK
    Primary mode of Origin SEDIMENTATION
    Secondary mode of Origin OXIDATION
    Primary Ore Control LITHOLOGY
    Secondary Ore Control BEDDING
    Degree of Wallrock Alter. NONE
    Strike And Dip N10E:22W
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 2
    Min. Thick. Unconsol. Mat. 0
    Date of Last Modification 830316
  • Area 6HA
    Field Value
    Total Surface Area (HA) 6
    Date of Last Modification 910418

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1941

Mining district

District name Black Wonder District

Mineral rights holdings

Type of mineral rights Fee Ownership

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner Thronson, Mary Lou
    Year 1974

Comments on the reserve resource information

  • REPORTED RESERVES ARE FOR:MARYLOU #1,BLACK BOLT AND PARK GRP

Reference information

Bibliographic references

  • Deposit

    TRASK GEO DESCRIPT MN DEPS OF CAL-CAL.DIV.OF MINES BUL.152 A

  • Deposit

    VOLIN-INVESTIG BLK WONDER MN DEPS-USBM RPT.OF INVEST 5254 SE

  • Deposit

    JENKINS-MN IN CALIF-CAL.DIV.OF MINES BUL.125 DEC 1943

Reporter information

Type Date Name Affiliation Comment
Reporter 22-MAY-1986 Niemi U.S. Bureau of Mines

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.