Crystal Butte Iron Prospect

Prospect in Okanogan county in Washington, United States with commodities Iron, Copper, Tungsten
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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Ownership information
  16. Links to other databases
  17. Bibliographic references
  18. General comments
  19. Reporter information

Geologic information

Identification information

Deposit ID 10041577
MRDS ID M056672
Record type Site
Current site name Crystal Butte Iron Prospect

Geographic coordinates

Geographic coordinates: -118.99393, 48.91762 (WGS84)
Elevation 1311
Relative position 2 MILES SSW OF BUCKHORN MTN SUMMIT.

Site location context

Political divisions (FIPS codes)

Okanogan(county)

Washington(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Buckhorn Mountain(quadrangle 1:24,000 scale)

Republic(quadrangle 1:100,000 scale)

Okanogan(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Kettle(hydrologic unit)

Upper Columbia(hydrologic accounting unit)

Upper Columbia(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Washington Okanogan

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 040N 030E 35 SW OF SE; SE OF SW Washington

Comments on the location information

  • SOUTHERN SLOPE OF BUCKHORN MTN.

Commodities

Commodity Importance
Iron Primary
Copper Tertiary
Tungsten Critical Tertiary

Comments on the commodity information

  • ONLY A FEW TONS MAGNETITE

Materials information

Materials Type of material
Chalcopyrite Ore
Magnetite Ore
Pyrite Ore
Pyrrhotite Ore
Scheelite Ore
Quartzite Gangue

Analytical data

Result SEVERAL SMALL ORE BODIES CONTAIN UP TO: 60 % PYRITE AND PYRRHOTITE, 40 % MAGNETITE, LESS THAN 1 % CHALCOPYRITE, AND ONLY TRACES OF SCHEELITE

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Rock unit name Buckhorn Mtn Pluton
    Rock description Buckhorn Mtn Pluton
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Permian
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite
    Rock unit name Spectacle
    Rock description Spectacle
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite

Nearby scientific data

(1) -118.99393, 48.91762

Economic information

Ore body information

  • General form LENSES
    Length 274.32M
    Width 91.44M

Controls for ore emplacement

  • Near Syenite Contact

Comments on the geologic information

  • INTRUSIVE ROCKS COULD UNDERLIE THE SITE AT SHALLOW DEPTHS, AND PROVIDE A CONTACT METAMORPHIC ENVIRONMENT AT THEIR CONTACT WITH THE OVERLYING ARGILLITE AND QUARTZITE. THUS, ADDITIONAL MINERALIZATION COULD OCCUR AT DEEPER DEPTHS. ; GEOL.DESC: SYENITE NEARBY

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Myers Creek District; Buckhorn Mtn Area

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Mr. Speddon
    Home office Seattle, Wa.
    First year 1945

Comments on the workings information

  • FIVE SHALLOW SHAFTS, A 350 FT ADIT, AND TWO TRENCHES TOTALING 420 FT.

Comments on development

  • SHAFTS, ADIT, AND TWO TRENCHES. MAGNETIC SURVEYS IN 1945 AND 1960 DID NOT DISCLOSE ANY MAJOR ANOMALIES.

Reference information

Bibliographic references

  • Deposit

    WASH. DMG BULL. 37, PART II, P. 198.

  • Deposit

    WASH. DGER BULL 73, P. 6, 43, 45, PLATE 1

General comments

Subject category Comment text
Deposit DISSEMINATED ORE MINERALS IN QTZITE AND ARGILLITE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1975 Unknown U.S. Geological Survey
Updater 01-SEP-1982 Lawson, William A. U.S. Geological Survey

Beyond USGS

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