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  3. Mineral Resource Data System (MRDS)

Jumbo

Past Producer in Siskiyou 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. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10106544
MRDS ID X025786
Record type Site
Current site name Jumbo
Alternate or previous names Ruby Basin
Related records 10213438

Geographic coordinates

Geographic coordinates: -123.07779, 41.27901 (WGS84)
Elevation 945
Relative position 3 MI. SE SAWYERS BAR ON W. SLOPE OF WHITES GULCH

Site location context

Political divisions (FIPS codes)

Siskiyou(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Tanners Peak(quadrangle 1:24,000 scale)

Hoopa(quadrangle 1:100,000 scale)

Weed(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salmon(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Klamath National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Siskiyou

Public Land Survey System information

Meridian Township Range Section Fraction State
Humboldt 039N;040N 011W;011W 01;35 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Analytical data

Result SAMPLES ASSAYED $20/TON (AU AT $20.67/OZ.)

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -123.07779, 41.27901
ListMap

Economic information

Ore body information

  • Strike N
    Dip 30 TO 90
    Thickness 1.52M

Economic information about the deposit and operations

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

Mining district

District name Liberty

Land status

Ownership category National Forest

Comments on the production information

  • SAID THAT ORE SLIMED EXCESSIVELY AND RECOVERY ABOUT 20% BY AMALGAMATION. NO PRODUCTION RECORD FOUND

Comments on the workings information

  • 10-STAMP MILL. NUMBER OF OLD ADITS ON WEST SIDE OF GULCH. 86 FT. ADIT ON VERTICAL VEIN W/44 FT. WINZE; 68 FT CROSSCUT TO VEIN.

Reference information

Bibliographic references

  • Deposit

    AVERILL, C.V., 1935, MINES AND MINERAL RESOURCES OF SISKIYOU COUNTY, CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 31, NO. 3, P. 290, PL. 4

  • Deposit

    BROWN, G.C., 1914, THE COUNTIES OF SHASTA, SISKIYOU AND TRINITY, CALIF.: CALIF. JOUR. MINES & GEOLOGY, V. 14, PT 4 P. 840

  • Deposit

    LOGAN, C.A., 1925, SACRAMENTO FIELD DIVISION: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 21, NO. 4, P. 447

General comments

Subject category Comment text
Deposit 2 VEINS, 3-5 FT THICK. ORE SHOOT 160 FT. LONG. QTZ. HIGHLY FRACTURED, WITH SUGARY TEXTURE.
Deposit 8 CLAIMS. WORKED INTERMITTENTLY A 1500 PAGE REPORT BY L. DUBOIS REPORTEDLY ON FILE AT THE REDDING OFFICE OF THE CALIF. DIV. OF MINES AND GEOLOGY. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1980 Nelson, Scott C. (Albers, John, P.) U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

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.