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Dreadnaught

Past Producer in Sierra 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 10086536
MRDS ID X025447
Record type Site
Current site name Dreadnaught
Related records 10140657

Geographic coordinates

Geographic coordinates: -120.82659, 39.47267 (WGS84)
Elevation 1341
Relative position 1 MI E OF ALLEGHANY

Site location context

Political divisions (FIPS codes)

Sierra(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Alleghany(quadrangle 1:24,000 scale)

Truckee(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Yuba(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Tahoe 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 Sierra

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 019N 010E 35 California

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 > Schist
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -120.82659, 39.47267
ListMap

Economic information

Ore body information

  • Strike N
    Dip 60 W

Comments on the geologic information

  • TWO IRREGULAR QTZ VEINS IN SHEAR ZONES. SCHIST HIGHLY SHEARED AT SMALL ANGLES. TO ORIGINAL SCHISTOSITY VEIN PARALLELS SHEAR PLANES. OCCASIONAL QTZ SEAMS DISCONTINUOUS ALONG SHEARS. SIMILAR PARALLEL VEIN CROPS OUT ON SENECA CLAIM.

Economic information about the deposit and operations

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

Comments on the production information

  • TOTAL PRODUCTION, TO 1893, WAS $50,000 TO $100,000.

Workings at the site

  • Type of workings Underground
    Area 10.118HA
    Overall depth 60.96M

Comments on the workings information

  • SEVERAL ADITS, WINZES, SEVERAL HUNDRED FT IN ALL.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit VEIN
Deposit ADJOINING MINES ARE GOLD KING & DOCILE. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1979 Hayden, F. (Albers, J.) 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.