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  3. Mineral Resource Data System (MRDS)

Silver Grey

Past Producer in Trinity 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. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10103407
MRDS ID M023782
Record type Site
Current site name Silver Grey
Related records 10238938

Geographic coordinates

Geographic coordinates: -123.00583, 40.8479 (WGS84)
Elevation 1280
Relative position 2.3 MI. E. DEDRICK LOOKOUT ON RIDGE BETWEEN LOWER MAIN FORKS E. FORK CANYON CREEK

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dedrick(quadrangle 1:24,000 scale)

Hayfork(quadrangle 1:100,000 scale)

Redding(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Trinity(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity 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 Trinity

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 035N 010W 33 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result 2 SAMPLES ASSAYED $11 AND $15/TON IN GOLD. CARRIED ABOUT 1.5% SULFIDES

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite
  • Host or associated Host
    Rock type Plutonic Rock > Ultramafic Intrusive Rock > Hornblendite

Nearby scientific data

(1) -123.00583, 40.8479
ListMap

Economic information

Ore body information

  • Strike E-W TO N50E
    Dip 70S
    Thickness 1.22M

Controls for ore emplacement

  • Fracture

Economic information about the deposit and operations

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

Mining district

District name Canyon Creek

Land status

Ownership category National Forest

Comments on the production information

  • NO OTHER PRODUCTION RECORD FOUND

Comments on the workings information

  • LOWER ADIT, 78 FT. LONG, DRIFT FOR 32 FT. ADIT 54 FT. HIGHER INCLUDES 30 FT. OF DRIFTING ON GOUGE SEAM. DUMPS FROM OLDER WORKS ABOUT 600 FT. TO NORTH INDICATE THEY HAD POSSIBLE LENGTH OF 2000 FT. DEPRESSIONSMARK WHERE OLD STOPES CAVED. CROSSCUT ADIT DRIVEN 125 FT. TO TAP VEIN FOUND IN OLDER WORKINGS.

Reference information

Bibliographic references

  • Deposit

    AVERILL, C.V., 1941, MINERAL RESOURCES OF TRINITY COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 37, NO. 1, P. 58-59

  • Deposit

    BROWN, G.C., 19138 THE COUNTIES OF SHASTA, SISKIYOU AND TRINITY: CALIF. JOUR. MINES & GEOLOGY, V. 14, P. 897-898

  • Deposit

    CRAWFORD, J.J., 1894, THIRTEENTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 12, P. 312

General comments

Subject category Comment text
Deposit 2 UNPATENTED CLAIMS, BIG TIMBER AND LUCKY SWEDE 40 ACRES ; INFO.SRC : 1 PUB LIT
Deposit QUARTZ LENSES, UP TO 2 FT. LONG, IN GOUGE SEAM., PLUS 1 FT. OF MINERALIZED DIORITE EXPOSURES IN LOWER ADIT INDICATE SOME QUARTZ IN DIORITE ON BOTH SIDES OF SEAM FOR A THICKNESS OF 4 FT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-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.