Black Tail

Occurrence in Ferry county in Washington, United States with commodities Gold, Silver
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. Controls for ore emplacement
  11. Economic information about the deposit and operations
  12. Mining district
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10055864
MRDS ID SP00063
Record type Site
Current site name Black Tail
Alternate or previous names Hope

Geographic coordinates

Geographic coordinates: -118.74864, 48.66317 (WGS84)

Site location context

Political divisions (FIPS codes)

Ferry(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Republic(quadrangle 1:24,000 scale)

Republic(quadrangle 1:100,000 scale)

Okanogan(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Sanpoil(hydrologic unit)

Upper Columbia(hydrologic accounting unit)

Upper Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Washington Ferry

Public Land Survey System information

Meridian Township Range Section Fraction State
037N 032E 34 NEAR E4 CORNER Washington

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite
    Stratigraphic age (youngest) Eocene
    Stratigraphic age (youngest) Eocene
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Dacite

Nearby scientific data

(1) -118.74864, 48.66317

Economic information

Controls for ore emplacement

  • Mineralization Occurs In Several 2-6-Ft-Wide Quartz Veins In Quartz Latite Porphyry (Dacite And Andesite Of Recent Authors) And Propylitic Andesite (Huntting, 1956, P. 118). (See Republic District For Additional Details.)

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Republic

Comments on development

  • ECON.COM: PRODUCED 300 TONS PRIOR TO 1902; PRODUCED IN 1909-1910 AND 1912-1920 (HUNTTING, 1956, P. 118).

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit HOST ROCKS FOR GOLD DEPOSITS OF THE REPUBLIC DISTRICT ARE DACITE AND ANDESITE FLOWS, FLOW BRECCIAS, TUFFS, AND TUFF BRECCIAS OF THE EOCENE SANPOIL VOLCANICS (MUESSIG, 1967, P. 50-51; TSCHAUDER, 1989, P. 242). ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1991 Berger, Mary A. U.S. Geological Survey
Updater 01-JUL-1992 Frank, Dave U.S. Geological Survey

Beyond USGS

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