Nemo Prospect

Occurrence in Snohomish county in Washington, United States with commodities Gold, Silver, Copper, Arsenic
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. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Ore body information
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10036765
MRDS ID M025674
Record type Site
Current site name Nemo Prospect
Related records 10277417

Geographic coordinates

Geographic coordinates: -121.55733, 48.08981 (WGS84)
Elevation 549
Location accuracy 500(meters)
Relative position ABOUT 0.8 MI NORTHEAST OF SILVERTON

Site location context

Political divisions (FIPS codes)

Snohomish(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silverton(quadrangle 1:24,000 scale)

Sauk River(quadrangle 1:100,000 scale)

Concrete(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Stillaguamish(hydrologic unit)

Puget Sound(hydrologic accounting unit)

Puget Sound(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Mt. Baker-Snoqualmie National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Washington Snohomish

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 030N 010E 17 NW4 Washington

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Secondary
Arsenic Critical Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Quartz Gangue

Analytical data

Result $8-15 AU+AG

Mineral occurrence model information

Model code 85
USGS model code 22c
Deposit model name Polymetallic veins
Mark3 model number 46

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Squire Creek Stock And Related Intrusive Rocks
    Rock description Squire Creek Stock And Related Intrusive Rocks
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

(1) -121.55733, 48.08981

Economic information

Ore body information

  • General form VEIN

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Silverton District

Land status

Ownership category National Forest
Area name In Mount Baker National Forest

Comments on the workings information

  • 175 FT ADIT

Reference information

Bibliographic references

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1985 Andrews, David H. (Lawson, William A.) U.S. Geological Survey
Updater 01-FEB-1991 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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