Ruth Mountain Pyrite Prospect

Occurrence in Whatcom county in Washington, United States with commodities Gold, 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. Alteration
  9. Mineral occurrence model information
  10. Host and associated rocks
  11. Nearby scientific data
  12. Geologic structures
  13. Ore body information
  14. Controls for ore emplacement
  15. Economic information about the deposit and operations
  16. Mining district
  17. Land status
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10095758
MRDS ID M700082
Record type Site
Current site name Ruth Mountain Pyrite Prospect
Related records 10156311

Geographic coordinates

Geographic coordinates: -121.54151, 48.88454 (WGS84)
Elevation 1600
Relative position 4.5 MI NORTHEAST OF MT SHUKSAN SUMMIT. ABOUT 0.6 MI SOUTHWEST OF HANNEGAN PEAK, Estimated From Map And Description In Moen

Site location context

Political divisions (FIPS codes)

Whatcom(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Sefrit(quadrangle 1:24,000 scale)

Mount Baker(quadrangle 1:100,000 scale)

Concrete(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Nooksack(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)

Mount Baker Wilderness(Wilderness)

Wilderness FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Washington Whatcom

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 039N 010E 08 W2 Washington

Comments on the location information

  • UNSURVEYED. AT HEADWATERS OF RUTH CREEK, APPROXIMATELY 1/2 MI WEST OF HANNEGAN PASS. LOCATION IS THAT GIVEN BY MOEN; HUNTTING SAYS LOCATION IS APPROXIMATELY IN SEC. 17-20.

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Pyrite Ore
Limonite Gangue

Alteration

  • (Local) Pyritization, Oxidation, Feldspars Are Altered To Clay Minerals, Sericite, Cryptocrystalic Quartz

Analytical data

Result SHEAR ZONES ASSAY FROM $0.28-176.00/TON AU, AVERAGE $2.50/TON

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 Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Chilliwack Composite Batholith;Hannegan Volcanic Rocks
    Rock description Chilliwack Composite Batholith;Hannegan Volcanic Rocks

Nearby scientific data

(1) -121.54151, 48.88454

Economic information

Geologic structures

Type of structure Local
Structure description Shear Zones

Ore body information

  • General form DISSEMINATED
    Thickness 9.14M

Controls for ore emplacement

  • Shear Zones

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Mount Baker District

Land status

Ownership category National Wilderness
Area name In Mount Baker Wilderness In Mount Baker National Forest

Workings at the site

  • Type of workings Underground
    Length 9.14M

Comments on the workings information

  • 1 SHORT ADIT

Comments on development

  • ABANDONED (1949)

Reference information

Bibliographic references

  • Deposit

    MOEN, W.S., 1969, MINES AND MINERAL DEPOSITS OF WHATCOM COUNTY, WASHINGTON: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 57, P. 75, 91.

  • Deposit

    HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 204-205.

  • Deposit

    TABOR, R.W., HAUGERUD, R.A., BOOTH, D.B., AND BROWN, E.B., 199X, PRELIMINARY GEOLOGIC MAP OF THE MOUNT BAKER 30 X 60 MINUTE QUADRANGLE, WASHINGTON: U.S. GEOLOGICAL SURVEY OPEN-FILE REPORT 9X-XXX, SCALE 1:100,000 (IN PREPARATION IN 1993).

General comments

Subject category Comment text
Deposit MID-TERTIARY ACIDIC VOLCANIC ROCKS OVERLIE QUARTZ DIORITE OF CHILLIWACK BATHOLITH. THERE ARE AT LEAST FOUR PYRITIZED SHEAR ZONES 10-30 FT. WIDE. THE GOLD IS ERRATICALLY DISTRIBUTED.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-81 Caress, Mary E. (Evarts, Russ) U.S. Geological Survey
Updater 01-MAY-91 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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