Independence Mine

Past Producer in Skamania county in Washington, United States with commodities Copper, Gold, Silver, Lead
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. Workings at the site
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10104141
MRDS ID M700172
Record type Site
Current site name Independence Mine
Alternate or previous names Independence Lode No. 1
Related records 10254007

Geographic coordinates

Geographic coordinates: -122.15591, 46.36592 (WGS84)
Elevation 1036
Location accuracy 100(meters)
Relative position ABOUT 5.5 MI NORTH OF SPIRIT LAKE; 1 MI NORTH OF ISLAND LAKE, Accurate Within Claim Area, Probably Near Adit, Accurate Within Claim Area, Probably Near Adit, Accurate Within Claim Area, Probably Near Adit

Site location context

Political divisions (FIPS codes)

Skamania(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Spirit Lake West(quadrangle 1:24,000 scale)

Mount Saint Helens and Vicinity(quadrangle 1:100,000 scale)

Hoquiam(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower 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)

Geographic areas

Country State County
United States Washington Skamania

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 010N 005E 02,03,10,11 SW4 (02); SE4 (03); NE4 (10); NW4 (11) Washington

Comments on the location information

  • ON BLACK MOUNTAIN OPPOSITE AND ABOUT 0.5 MI SOUTH OF MINNIE LEE MINE. PROPERTY CONSISTS OF 6 CLAIMS

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary
Lead Secondary

Materials information

Materials Type of material
Bornite Ore
Chalcopyrite Ore
Galena Ore
Pyrite Ore
Quartz Gangue

Analytical data

Result ORE AVERAGED $30/TON IN AU+AG+CU+PB.

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 Spirit Lake Pluton, Main Phase
    Rock description Spirit Lake Pluton, Main Phase
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene

Nearby scientific data

(1) -122.15591, 46.36592

Economic information

Ore body information

  • General form VEIN
    Thickness 1.22M
    Length 914.4M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name St. Helens District - Ryan Lake Area

Land status

Ownership category National Monument
Area name In Mount St. Helens National Volcanic Monument In Gifford-Pinchot National Forest

Workings at the site

  • Type of workings Surface/Underground
    Length 121.92M
    Overall depth 13.11M

Comments on the workings information

  • ADITS, CROSSCUTS, DRIFTS, SHAFT, OPEN CUT

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit MAIN QUARTZ VEIN IS 14-48 IN. THICK. 3,000 FT SOUTHWEST OF THE ADIT, A VEIN 4 FT THICK IS EXPOSED IN AN OPEN CUT AND CAN BE TRACED FOR 3,000 FT ON THE SURFACE ALONG THE SIDE LINES OF THE CLAIM. A SHAFT SUNK ON THE VEIN EXPOSED THE SAME THICKNESS OF VEIN AS IS FOUND IN THE OPEN CUT.
Deposit LOCATION MAP AVAILABLE, MOEN, (1977) ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-81 Caress, Mary E. (Evarts, Russ) U.S. Geological Survey
Updater 01-NOV-92 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

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