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Bowser Creek Occurrence

Occurrence in Alaska, United States with commodities Silver, Lead, Zinc, Copper, Gold
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Host and associated rocks
  8. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Mining district
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10002599
MRDS ID A015036
Record type Site
Current site name Bowser Creek Occurrence

Geographic coordinates

Geographic coordinates: -153.70088, 62.18254 (WGS84)
Relative position ABOUT 23 MI S OF FAREWELL, AK

Site location context

Political divisions (FIPS codes)

Yukon-Koyukuk(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

McGrath A-2(quadrangle 1:63,360 scale)

McGrath SE(quadrangle 1:100,000 scale)

McGrath(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Kuskokwim River(hydrologic accounting unit)

Southwest(hydrologic subregion)

Alaska(hydrologic region)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • SEVERAL OCCURRENCES WITHIN 1000 FT RADIUS OF LOCATION; USGS CIRC 559, FIG. 3, SAMPLE LOCATIONS 3-5 LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Primary
Copper Tertiary
Gold Tertiary

Comments on the commodity information

  • TRACE AU DETECTED IN ANALYSIS

Materials information

Materials Type of material
Sphalerite Ore
Tetrahedrite Ore
Calcite Gangue
Epidote Gangue
Pyrite Gangue
Pyrrhotite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -153.70088, 62.18254
ListMap

Economic information

Comments on the geologic information

  • MASSIVE SULFIDE MINERALIZATION IN SKARN ADJACENT TO FELSITE DIKES; WITHIN 2000 FT OF CONTACT BETWEEN LIMESTONE AND LARGE INTRUSIVE BRECCIA BODY TO THE SOUTH

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1967

Mining district

District name Mcgrath

Comments on development

  • DISCOVERED DURING FIELD WORK FOR USGS HEAVY METALS PROGRAM

Reference information

Bibliographic references

  • Deposit

    USGS CIRC 559, P. 2-7, 13.

  • Other Database

    BAG-MF-379-13

General comments

Subject category Comment text
Deposit 10 FT WIDE MASSIVE SKARN ZONE CONSISTING OF BRECCIATED SILICIFIED LIMESTONE REPLACED BY SPHALERITE AND PYRRHOTITE, VERTICAL EXTENT: 50 FT, 50-90% SULFIDES IN ZONE; SHEAR ZONES IN SKARN CONTAIN THIN LENSES AND STRINGERS OF ARGENTIFEROUS GALENA 1 TO 10 IN THICK; PYRITE, GALENA, SPHALERITE AND MINOR PYRRHOTITE OCCUR IN LENSES UP TO 2 FT WIDE AND IN AN OXIDIZED VEIN 3-5 FT WIDE ALONG CONTACT OF LIMESTONE AND FELSITE DIKE; MINOR TETRAHEDRITE NOTED IN POLISHED SAMPLE OF GALENA
Deposit THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1987 Leonard, Kenneth R. (Huber, Donald F.) 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 Alaska resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.