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Goat Rocks

Occurrence in Lewis county in Washington, United States with commodities Copper, Molybdenum, Cobalt, Nickel, Lead, Silver, Zinc
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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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Economic information about the deposit and operations
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10048648
MRDS ID MP00253
Record type Site
Current site name Goat Rocks
Alternate or previous names Glacier Lode Claim

Geographic coordinates

Geographic coordinates: -121.47118, 46.52065 (WGS84)
Elevation 1890
Relative position ABOUT 6 MI SOUTHEAST OF PACKWOOD LAKE; ABOUT 0.75 MI EAST OF GOAT LAKE

Site location context

Political divisions (FIPS codes)

Lewis(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Old Snowy Mountain(quadrangle 1:24,000 scale)

Mount Rainier(quadrangle 1:100,000 scale)

Yakima(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Cowlitz(hydrologic unit)

Lower Columbia(hydrologic accounting unit)

Lower Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Gifford Pinchot National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Goat Rocks Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Washington Lewis
United States Washington Yakima

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 012N 011E Washington

Comments on the location information

  • UNSURVEYED. AREA IS JUST NORTH OF OLD SNOWY MOUNTAIN BENEATH AND WEST OF THE PACKWOOD GLACIER. LOCATION GIVEN IS FOR GLACIER LODE CLAIM

Commodities

Commodity Importance
Copper Primary
Molybdenum Primary
Cobalt Critical Tertiary
Nickel Critical Tertiary
Lead Tertiary
Silver Tertiary
Zinc Critical Tertiary

Comments on the commodity information

  • ELEMENTS LISTED ARE GEOCHEMICALLY ANOMALOUS IN SAMPLES COLLECTED FROM THE MINERALIZED AREA

Materials information

Materials Type of material
Pyrite Ore

Alteration

  • (Local) Phyllic, Propylitic, Silicic, Pyrite Development

Analytical data

Result MAXIMUM OF CHIP SAMPLES: 1.1 OZ/TON AG, 50 PPM CU, 103 PPM PB, 104 PPM ZN

Mineral occurrence model information

Model code 53
USGS model code 17
Deposit model name Porphyry Cu
Mark3 model number 4

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Ohanapecosh Formation;Ohanapecosh Formation
    Rock description Ohanapecosh Formation;Ohanapecosh Formation

Nearby scientific data

(1) -121.47118, 46.52065
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Economic information

Geologic structures

Type of structure Local
Structure description Brecciation

Ore body information

  • General form DISSEMINATED

Comments on the geologic information

  • AREA HAS PRONOUNCED COLOR ANOMALY DUE TO OXIDATION OF PYRITE

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1939

Land status

Ownership category National Wilderness
Area name In Goat Rocks Wilderness In Gifford Pinchot And Snoqualmie National Forests

Comments on the reserve resource information

  • AREA IS DETERMINED TO HAVE A MODERATE POTENTIAL FOR PORPHYRY COPPER TYPE MINERALIZATION

Comments on development

  • PRONOUNCED MAGNETIC LOW AND GEOCHEMICAL ANOMALIES. GLACIER LODE CLAIM APPEARS LONG ABANDONED

Reference information

General comments

Subject category Comment text
Deposit TWO OTHER AREAS WITHIN THE GOAT ROCKS STUDY AREA HAVE POSSIBLE PORPHYRY COPPER-RELATED MINERALIZATION BUT ARE DEEMED LESS FAVORABLE THAN THE GOAT ROCKS AREA. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1992 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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

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