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Hamby

Past Producer in Calaveras 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 10028718
MRDS ID M005871
Record type Site
Current site name Hamby
Alternate or previous names Hamby & No. Ext. Quaker City
Related records 10211005

Geographic coordinates

Geographic coordinates: -120.72851, 38.27297 (WGS84)
Elevation 421
Relative position 1 3/4 MI S W OF MOKELUMNE HILL

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mokelumne Hill(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005N 011E 23,26 California

Comments on the location information

  • UTM EST N 1/2 SEC 24 , SW 1/4 SEC 26

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone

Nearby scientific data

(1) -120.72851, 38.27297
ListMap

Economic information

Ore body information

  • Strike N 25 W
    Dip 70 NE
    Thickness 6.1M
    Depth to top 0M

Economic information about the deposit and operations

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

Comments on the production information

  • NO PRODUCTION RECORD FOUND ACTIVE PRIOR AND DURING 1900 - 1916

Workings at the site

  • Type of workings Underground
    Area 53.016HA

Comments on the workings information

  • DEVELOPED BY VERTICLE 300 FT SHAFT WITH LEVELS AT 200 FT (VEIN 220 FT FROM SHAFT AT THIS DEPTH) AND 300 FT

Reference information

Bibliographic references

  • Deposit

    CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.; COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 156 AND PL B

  • Deposit

    TUCKER, W. B., 1916 , CALAVERAS COUNTY: CALIF. JOUR. MINES & GEOL., 14TH REPORT STATE MINERALOGIST, P. 85 - 86

General comments

Subject category Comment text
Deposit ORE BODY 10 TO 20 FT THICK, QUARTZ STRINGERS IN SCHIST WITH GREENSTONE FOOTWALL AND HEAVY GREY SLATE HANGING WALL

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Mateik, R.; Albers, John P. 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.