Eureka

Occurrence in Snohomish county in Washington, United States with commodities Copper, Antimony, Gold, Lead, Silver
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. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10090618
MRDS ID D001707
Record type Site
Current site name Eureka

Geographic coordinates

Geographic coordinates: -121.48093, 48.08453 (WGS84)
Elevation 1128
Location accuracy 500(meters)
Relative position ABOUT 0.6 MI SOUTH-SOUTHEAST OF STILLAGUAMISH PEAK

Site location context

Political divisions (FIPS codes)

Snohomish(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bedal(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 14 SE4 Washington

Commodities

Commodity Importance
Copper Primary
Antimony Critical Secondary
Gold Secondary
Lead Secondary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Tetrahedrite Ore

Analytical data

Result 4-36 OZ/TON AG
Result $1/TON AU

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 Host
    Rock type Volcanic Rock (Aphanitic)
    Rock unit name Barlow Pass Volcanics
    Rock description Barlow Pass Volcanics
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene

Nearby scientific data

(1) -121.48093, 48.08453

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

Land status

Ownership category National Forest
Area name In Mount Baker-Snoqualmie National Forest

Comments on the workings information

  • 7 ADITS

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit 2 VEINS
Deposit LAT. & LONG. ARE GENERAL ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1975 Miller, M. H. U.S. Geological Survey
Updater 01-MAR-1991 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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