Poorman

Past Producer in Okanogan county in Washington, United States with commodities Zinc, 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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10056022
MRDS ID SP00273
Record type Site
Current site name Poorman

Geographic coordinates

Geographic coordinates: -118.86864, 48.37706 (WGS84)

Site location context

Political divisions (FIPS codes)

Okanogan(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Bald Knob(quadrangle 1:24,000 scale)

Nespelem(quadrangle 1:100,000 scale)

Okanogan(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Sanpoil(hydrologic unit)

Upper Columbia(hydrologic accounting unit)

Upper Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

BIA(Federal land areas administered by BIA)

Geographic areas

Country State County
United States Washington Okanogan

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 033N 031E 11 SE4 OF NE4 Washington

Commodities

Commodity Importance
Zinc Critical Primary
Lead Primary

Materials information

Materials Type of material
Galena Ore
Sphalerite Ore
Calcite Gangue
Pyrite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite
    Stratigraphic age (youngest) Paleocene

Nearby scientific data

(1) -118.86864, 48.37706

Economic information

Geologic structures

Type of structure Regional
Structure description Late Paleozoic Sediments Were Deposited Along An Active Continental Margin.

Controls for ore emplacement

  • Breccia At The Poorman Mine Is Cemented By Calcite And Is Sparsely Mineralized With Pyrite And Sphalerite. A 6-18-In-Wide Vein Trending N15e And Consisting Of Banded Quartz And Some Sulfide Minerals Was Encountered In The Adit (Pardee, 1918, P. 97).

Comments on the geologic information

  • THE DEPOSIT IS IN UNNAMED LATE PALEOZOIC ARGILLITE.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Park City

Comments on the production information

  • PRODUCED AN UNKNOWN AMOUNT OF ORE IN 1937 (HUNTTING, 1956, P. 365).

Reference information

Bibliographic references

  • Deposit

    DERKEY, R.E.; JOSEPH, N.L.; LASMANIS, R., 1990, METAL MINES OF WASHINGTON-PRELIMINARY REPORT: STATE OF WASHINGTON, DEPARTMENT OF NATURAL RESOURCES, DIVISION OF GEOLOGY AND EARTH RESOURCES OPEN-FILE REPORT 90-18, 577 P.

  • Deposit

    GAGE, H.L., COMPILER, 1941, SOME FOREIGN AND DOMESTIC ZINC-LEAD MINES THAT COULD SUPPLY ZINC CONCENTRATES TO A PACIFIC NORTHWEST ELECTROLYTIC ZINC INDUSTRY; DOMESTIC WESTERN MINES IV--THE ZINC-LEAD MINES OF WASHINGTON: U.S. BONNEVILLE POWER ADMINISTRATION MARKET DEVELOPMENT SECTION, 235 P.

  • Deposit

    HUNTTING, M. T., 1956, INVENTORY OF WASHINGTON MINERALS-PART II, METALLIC MINERALS: WASHINGTON DIVISION OF MINES AND GEOLOGY BULLETIN 37, V. 1, 428 P.; V. 2, 67 P.

  • Deposit

    PARDEE, J.T., 1918, GEOLOGY AND MINERAL DEPOSITS OF THE COLVILLE INDIAN RESERVATION, WASHINGTON: U.S. GEOLOGICAL SURVEY BULLETIN 677, 186 P., 1 PL.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1991 Berger, Mary A. U.S. Geological Survey
Updater 01-OCT-1993 Frank, Dave U.S. Geological Survey

Beyond USGS

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