Esmeralda

Prospect in Chelan county in Washington, United States with commodities Arsenic, Copper, Gold, Molybdenum, Silver, Tungsten, Uranium
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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Mineral rights holdings
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10155601
MAS/MILS ID 0530070355
Record type Site
Current site name Esmeralda
Alternate or previous names Keefer Bros

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -120.8848, 48.15842 (WGS84)
Elevation 1524
Location accuracy 10(meters)

Site location context

Political divisions (FIPS codes)

Chelan(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Suiattle Pass(quadrangle 1:24,000 scale)

Twisp(quadrangle 1:100,000 scale)

Concrete(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Wenatchee(hydrologic unit)

Upper Columbia(hydrologic accounting unit)

Upper Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Okanogan-Wenatchee National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Glacier Peak Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Washington Chelan

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 031 N 016 E 29 Washington

Commodities

Commodity Importance
Arsenic Critical Tertiary
Copper Tertiary
Gold Primary
Molybdenum Tertiary
Silver Tertiary
Tungsten Critical Tertiary
Uranium Tertiary

Materials information

Materials Type of material
Arsenopyrite Unknown
Calcite Unknown
Chrysocolla Unknown
Malachite Unknown
Molybdenite Unknown
Pyrite Unknown
Pyrrhotite Unknown
Quartz Unknown
Scheelite Unknown
Tourmaline Unknown
Uraninite Unknown

Nearby scientific data

Ore Body (1) Pre-Upper Jurassic gneiss

Economic information

Ore body information

  • Field Value
    MAS Column # 1
    Type of Orebody #1 DISSEMINATED
    Type of Orebody #2 FISSURE VEIN
    Primary mode of Origin HYDROTHERMAL
    Type of Wallrock Alter. #1 SILICIFICATION
    Type of Wallrock Alter. #2 BLEACHING
    Date of Last Modification 941103

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Prospect
Commodity type Metallic
Significant No

Mining district

District name Chiwawa District

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Wilderness

Reference information

Bibliographic references

  • Deposit

    WASH DIV MINES & GEOL BULL 37, PART II, V. 1, P. 112, 268.

  • Deposit

    U.S. BUREAU OF MINES UNPUBLISHED GLACIER PEAK WILDERNESS

  • Deposit

    STUDY.

Reporter information

Type Date Name Affiliation Comment
Reporter 03-NOV-94 Causey, J. Douglas U.S. Bureau of Mines

Beyond USGS

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