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  3. Mineral Resource Data System (MRDS)

Mineral Hill Group

Past Producer in Nevada county in California, United States with commodities Copper, 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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10031665
MRDS ID M010813
Record type Site
Current site name Mineral Hill Group
Alternate or previous names Monmouth - Climax, Western Cu

Geographic coordinates

Geographic coordinates: -121.25965, 39.14989 (WGS84)
Elevation 229
Relative position 2 1/2 MILES NORTH OF SPENCEVILLE

Site location context

Political divisions (FIPS codes)

Nevada(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Smartsville(quadrangle 1:24,000 scale)

Yuba City(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Bear(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Nevada

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 015N 006E 13 California

Commodities

Commodity Importance
Copper Primary
Gold Secondary

Materials information

Materials Type of material
Chalcopyrite Ore

Nearby scientific data

(1) -121.25965, 39.14989
ListMap

Economic information

Ore body information

  • Strike N 26 W
    Dip EAST
    Thickness 9.14M

Economic information about the deposit and operations

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

Mining district

District name Spenceville

Ownership information

  • Type Operator
    Owner C. C. Bitner

Comments on the production information

  • A CONSIDERABLE AMOUNT OF CARBONATE ORE SHIPPED FROM THIS MINE IS SAID TO HAVE HAD A VALUE OF $12.50 GOLD PER TON AND 10 PER CENT OF COPPER. IN 1908 THE MINING COMPANY WAS DRIVING A DEEP TUNNEL TO OBTAIN 500 FT. OF DEPTH UNDER THE BEST OF ITS CLAIMS.

Workings at the site

  • Type of workings Underground
    Length 80.77M
    Overall depth 45.72M

Comments on the workings information

  • SHAFT 15 FT. DEEP, INCLINED SHAFT 150 FT. DEEP; TUNNEL 70 FT. LONG, CROSSCUT; SHAFT 30 FT. DEEP.

Reference information

Bibliographic references

  • Deposit

    MACBOYLE, E. 1918 , MINES AND MINERAL RESOURCES, NEVADA COUNTY; 16TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 87

General comments

Subject category Comment text
Deposit 13 PARALLEL VEINS OUTCROP ON PROPERTY VARYING IN THICKNESS FROM 5 - 30 FT. AT THE SURFACE. ALL SHOOTS PITCH TO THE NORTH.
Deposit HOLDINGS OF THE COMPANY IN 1908 INCLUDED THE GOLDEN EAGLE, INDEX, LEGION, MINERAL HILL AND PROGRESS CLAIMS. THE NAMES OF THESE CLAIMS MAY HAVE BEEN CHANGED AND MAY BE INCLUDED WITH OTHER MINES REPORTED FOR THIS SECTION.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey
Updater 01-NOV-1978 Fraticelli, L. A. (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.