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Atshichlut Mountain Occurrence

Occurrence in Alaska, United States with commodities Silver, Arsenic, Gold, Barium-Barite, Mercury, Molybdenum, Lead, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Alteration
  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. Reporter information

Geologic information

Identification information

Deposit ID 10021687
MRDS ID DE00939
Record type Site
Current site name Atshichlut Mountain Occurrence

Geographic coordinates

Geographic coordinates: -159.82855, 59.68874 (WGS84)
Elevation 853
Location accuracy 500(meters)
Relative position Acc To Radius Of 1000 Ft

Site location context

Political divisions (FIPS codes)

Dillingham(Census area)

Alaska(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Goodnews Bay C-3(quadrangle 1:63,360 scale)

Goodnews Bay NE(quadrangle 1:100,000 scale)

Goodnews Bay(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Togiak(hydrologic unit)

Nushagak River(hydrologic accounting unit)

Southwest(hydrologic subregion)

Alaska(hydrologic region)

Federal lands

Togiak National Wildlife Refuge(National Wildlife Refuge)

National Wildlife Refuge FWS(Type of land area)

FWS(Federal land areas administered by FWS)

Geographic areas

Country State
United States Alaska

Comments on the location information

  • SITE SEVERAL KM SOUTH OF ATSHICHLUT MOUNTAIN, NEAR THE HEAD OF A STEEP, FE-STAINED DRAINAGE BASIN. ADMINISTRATIVE AREA: TOGIAK NATIONAL WILDLIFE REFUGE. 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
Arsenic Critical Primary
Gold Primary
Barium-Barite Critical Primary
Mercury Primary
Molybdenum Primary
Lead Primary
Zinc Critical Primary

Comments on the commodity information

  • ANOMALOUS AG, AS, AU, BA, HG, MO, PB, AND ZN DETERMINED IN ALTERED SEDIMENTARY ROCKS AND ASSOCIATED QUARTZ VEINS.

Alteration

  • (Local) Fe-Stained, Strongly Bleached, Hightly Silicified Argillite.

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic)
    Rock unit name Togiak Terrane
    Rock description Togiak Terrane
    Stratigraphic age (youngest) Late Cretaceous

Nearby scientific data

(1) -159.82855, 59.68874
ListMap

Economic information

Comments on the geologic information

  • ROCK SAMPLES COLLECTED FROM LARGE DEBRIS FANS WEST OF GRANITIC STOCK. DEBRIS FANS CONTAINED BLOCKS OF VOLCANIC SANDSTONE AND FE-STAINED STRONGLY BLEACHED, HIGHLY SILICIFIED ARGILLITE. MILKY QUARTZ VEINS, DISSEMINATED PYRITE, AND THIN PYRITE VEINLETS OCCUR WITHIN THE ARGILLITE.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Both
Significant No
Discovery year 1990
Discoverer James Kilburn

Mining district

District name Bristol Bay Mining Region

Comments on development

  • GEOCHEMICAL ANOMALIES-DEBRIS FANS

Reference information

Bibliographic references

  • Deposit

    KILBURN, J.E., ET AL, 1991, MAP SHOWING AREAS OF POTENTIAL FOR MINERAL RESOURCES IN THE GOODNEWS BAY, HAGEMEISTER ISLAND, AND NUSHAGAK BAY QUADS, AK- USGS MF (IN PRESS).

  • Deposit

    SLATUGHER, K.E. ET AL, 1991, ANALYTICAL RESULTS AND SAMPLE LOCALITY MAP OF ROCK SAMPLES FROM THE EASTERN GOODNEWS BAY QUAD, AK, USGS OPEN-FILE REPORT (IN PRESS).

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-91 Kilburn, J.E. 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.