Logan No. 2

Occurrence in Skagit county in Washington, United States with commodities Silver, Lead, Zinc, Copper, Gold
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. Geologic structures
  12. Ore body information
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Links to other databases
  17. Bibliographic references
  18. Reporter information

Geologic information

Identification information

Deposit ID 10047999
MRDS ID M700389
Record type Site
Current site name Logan No. 2
Related records 10204664

Geographic coordinates

Geographic coordinates: -120.96704, 48.50121 (WGS84)
Elevation 1768
Location accuracy 500(meters)
Relative position ABOUT 2.5 MI SOUTH-SOUTHWEST OF MT LOGAN, Estimated 0.25 Mi Northwest Of Logan Pass

Site location context

Political divisions (FIPS codes)

Skagit(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Logan(quadrangle 1:24,000 scale)

Robinson Mountain(quadrangle 1:100,000 scale)

Concrete(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Skagit(hydrologic unit)

Puget Sound(hydrologic accounting unit)

Puget Sound(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

NPS(Federal land areas administered by NPS)

Geographic areas

Country State County
United States Washington Skagit

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 035N 014E 23 W2 Washington

Comments on the location information

  • 0.25 MI NORTHWEST OF PARK CREEK PASS.

Commodities

Commodity Importance
Silver Primary
Lead Primary
Zinc Critical Tertiary
Copper Tertiary
Gold Tertiary

Materials information

Materials Type of material
Gold Ore
Sphalerite Ore

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 > Granitoid > Tonalite
    Rock unit name Cascade Pass Dike
    Rock description Cascade Pass Dike
    Stratigraphic age (youngest) Miocene

Nearby scientific data

(1) Pre-Upper Jurassic gneiss

Economic information

Geologic structures

Type of structure Regional
Structure description Tight Folding Along North-Northwest Trending Axes.

Ore body information

  • General form VEIN IN SHEAR ZONE

Comments on the geologic information

  • GEOLOGY PROJECTED FROM TABOR AND OTHERS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Thunder Creek District

Land status

Ownership category National Park

Comments on the workings information

  • ADIT SEVERAL HUNDRED FT LONG.

Reference information

Bibliographic references

  • Deposit

    HUNTTING, M.T., 1956, INVENTORY OF WASHINGTON MINERALS - PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, P. 315.

  • Deposit

    MOEN, W.S., 1976, SILVER OCCURRENCES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES BULLETIN 69, P. 160-161.

  • Deposit

    TABOR, R.W., HARGERUD, 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).

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-82 Lawson, William A. (Evarts, Russell C.) U.S. Geological Survey
Updater 01-MAR-91 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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