Bronze Monarch Mine

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

Geologic information

Identification information

Deposit ID 10047834
MRDS ID M700159
Record type Site
Current site name Bronze Monarch Mine
Alternate or previous names Martha Washington Mine
Related records 10277555

Geographic coordinates

Geographic coordinates: -122.11286, 46.30759 (WGS84)
Elevation 1210
Location accuracy 1000(meters)
Relative position 1 MI NORTH OF NORTH END OF SPIRIT LAKE, Estimated Within Quarter Quarter Section, Estimated Within Quarter Quarter Section

Site location context

Political divisions (FIPS codes)

Skamania(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Spirit Lake East(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 006E 31 SW4 OF NW4 Washington

Comments on the location information

  • ADJOINS THE SWEDEN PROPERTY ON THE NORTHWEST. HUNTTING GIVES LOCATION AS SEC. 36.

Commodities

Commodity Importance
Copper Primary
Gold Secondary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Malachite Ore
Pyrite Ore
Quartz Gangue

Analytical data

Result ORE SAID TO AVERAGE $28/TON IN CU+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 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) -122.11286, 46.30759

Economic information

Ore body information

  • General form VEIN
    Thickness 0.91M

Controls for ore emplacement

  • Fault Zone

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name St. Helens District - Spirit Lake Area

Land status

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

Ownership information

  • Type Operator
    Owner Mount St. Helens Consolidated Mining Co.
    First year 1907
    Last year 1926

Comments on the reserve resource information

  • LANDES, 1902

Workings at the site

  • Type of workings Underground
    Length 91.44M

Comments on the workings information

  • ADIT

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, P. 77.

  • Deposit

    LANDES, HENRY, THYNG, W.S., LYON, D.A., ROBERTS, MILNOR, 1902, THE METALLIFEROUS RESOURCES OF WASHINGTON, EXCEPT IRON: WASHINGTON GEOLOGICAL SURVEY ANNUAL REPORT FOR 1901, V. 1, PT. 2, P. 133.

  • Deposit

    MOEN, W.S., 1977, ST HELENS AND WASHOUGAL MINING DISTRICTS OF THE SOUTHERN CASCADES OF WASHINGTON: WASHINGTON DIVISION OF GEOLOGY AND EARTH RESOURCES INF. CIRC. 60, P. 17, 38.

General comments

Subject category Comment text
Deposit MINERALIZED QUARTZ CEMENTS BRECCIA IN FAULT ZONE 3 FT THICK. VEIN APPEARS TO BE NORTHERN EXTENSION OF THE NORWAY-SWEDEN VEIN.
Deposit LOCATION MAP AVAILABLE, MOEN, (1977), P. 17. ; 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.