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  3. Mineral Resource Data System (MRDS)

Jumbo

Past Producer in Shasta 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. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10103024
MRDS ID M021220
Record type Site
Current site name Jumbo
Related records 10286503

Geographic coordinates

Geographic coordinates: -122.51748, 40.53096 (WGS84)
Relative position 2 MILES NE OF IGO

Site location context

Political divisions (FIPS codes)

Shasta(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Igo(quadrangle 1:24,000 scale)

Redding(quadrangle 1:100,000 scale)

Redding(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California Shasta

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 031N 006W 23 California

Comments on the location information

  • COORDINATES ESTIMATED; SECTION PROJECTED

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • FREE GOLD ASSOCIATED WITH SULFIDES

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result RATIO OF GOLD TO SULFIDE IN VALUE 1:2

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -122.51748, 40.53096
ListMap

Economic information

Ore body information

  • General form PINCH AND SWELL
    Strike N 30 E
    Dip 90
    Thickness 0.41M

Comments on the geologic information

  • GEOL.DESC: VEIN 6 - 16 IN. BETWEEN QUARTZ DIORITE AND SMALL MASS OF SILICIFIED GREENSTONE

Economic information about the deposit and operations

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

Comments on the workings information

  • ADIT 400 FT. ( 1880'S ), NARROW OPEN CUT 260 X 20 FT. DEEP ( 40'S - 60'S ) ACTIVE 1880'S, 1900'S AND 1939 , 1957 AND 1961

Reference information

Bibliographic references

  • Deposit

    LYDON, P.A. AND O'BRIEN, J.C., 1974 , MINES AND MIN. RES. OF SHASTA COUNTY, CAL. CDMG, COUNTY REPT. 6 , 154 P

  • Production

    LYDON, P.A. AND O'BRIEN, J.C., 1974

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1978 Tatkin, T.; 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.