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Strode

Past Producer in Trinity county in California, United States with commodities Gold, Manganese
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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 10086649
MRDS ID X025901
Record type Site
Current site name Strode
Alternate or previous names Oro Grande
Related records 10190445

Geographic coordinates

Geographic coordinates: -122.68917, 41.07817 (WGS84)
Elevation 975
Relative position 1.1 MI. NE CARRVILLE

Site location context

Political divisions (FIPS codes)

Trinity(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Carrville(quadrangle 1:24,000 scale)

Mount Shasta(quadrangle 1:100,000 scale)

Weed(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 037N 007W 08,09 California

Comments on the location information

  • UTM EST. SW 1/4 9 AND SE 1/4 8

Commodities

Commodity Importance
Gold Primary
Manganese Critical Secondary

Materials information

Materials Type of material
Pyrite Ore
Calcite Gangue
Iron Gangue
Quartz Gangue

Analytical data

Result AVG. ASSAY VALUES OF TAILINGS $3.30/TON

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Associated
    Rock type Plutonic Rock > Porphyry > Lamprophyre
  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Meta-Basalt
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite

Nearby scientific data

(1) -122.68917, 41.07817
ListMap

Economic information

Ore body information

  • General form POCKET
    Strike N60W
    Dip 40NE
    Thickness 3.66M
    Depth to bottom 121.92M

Comments on the geologic information

  • COMPLEX OF ANDESITIC GREENSTONES CUT BY SMALL MASSES OF GRANODIORITE BY DIKES OF APLITIC ROCK, DIKES OF FINE-GRAINED, GREEN METABASALT, AND BY A FEW LAMPROPHYRIC DIKES.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1888

Mining district

District name Trinity Center

Land status

Ownership category National Forest

Comments on the production information

  • NO SPECIFIC PRODUCTION RECORDS FOUND. RICH POCKET TAKEN OUT; ORE WAS FREE-MILLING.A SMALL AMOUNT OF AU ORE WAS PRODUCED IN 1912.

Comments on the workings information

  • 2600 FT. ADIT, 600 FT. OF DRIFTS, RAISES AND STOPE (40 FT. BY 2.5 FT. BY 80 FT.) TUCKER (1922) PROVIDES DETAILED DESCRIPTIONS OF WORKINGS ON VARIOUS LEVELS.

Reference information

Bibliographic references

  • Deposit

    BROWN, G. CHESTER, 1913, THE COUNTIES OF SHASTA, SISKIYOU AND TRINITY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 14, PT. 4, P. 896

  • Deposit

    CRAWFORD, J.J., 1894, THIRTEENTH REPORT OF THE STATE MINERALOGIST: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 12, P. 313

  • Deposit

    AVERILL, C.V., 1931, PRELIMINARY REPORT ON THE ECONOMIC GEOLOGY OF THE SHASTA QUADRANGLE: CALIF. JOUR. MINES & GEOLOGY, V. 27, P. 54

  • Deposit

    TUCKER, W.B., 1922, TRINITY COUNTY: CALIF. JOUR. MINES AND GEOLOGY V. 18, P. 600.

  • Deposit

    5) MACDONALD, D.F., 1912, GOLD LODES OF THE CARRVILLE DISTRICT, CA.: U.S. GEOLOGICAL SURVEY BULL. 530-D, P. 35-36.

  • Production

    BROWN (1913)

General comments

Subject category Comment text
Deposit VEIN WITH ORE SHOOT 120 FT. LONG, 3 FT. THICK. IRON-STAINED IN PLACES. MORE DETAILED DESCRIPTIONS OF ORE SHOOTS IN TUCKER (1922).
Deposit 50 ACRES. 6 CLAIMS ; INFO.SRC : 1 PUB LIT

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.

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.