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Mark I Group

Occurrence in Jackson county in Oregon, United States with commodity Uranium
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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. Economic information about the deposit and operations
  11. Mining district
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10032335
MRDS ID M013792
Record type Site
Current site name Mark I Group
Related records 10274601

Geographic coordinates

Geographic coordinates: -122.69002, 42.06177 (WGS84)

Site location context

Political divisions (FIPS codes)

Jackson(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Ashland(quadrangle 1:24,000 scale)

Medford(quadrangle 1:100,000 scale)

Medford(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Klamath(hydrologic unit)

Klamath(hydrologic accounting unit)

Klamath-Northern California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Klamath 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 Oregon Jackson

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 040S 001E 27 Oregon

Commodities

Commodity Importance
Uranium Primary

Materials information

Materials Type of material
Euxenite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Stratigraphic age (youngest) Late Cretaceous
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite
    Rock unit name Ashland Pluton
    Rock description Ashland Pluton

Nearby scientific data

(1) -122.69002, 42.06177
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Ashland

Ownership information

  • Type Operator
    Owner Vernon Ritchie, Norman Nelson
    Home office Medford, Or.

Reference information

Bibliographic references

  • Deposit

    THE ORE -BIN VOL. 17, NO. 12, DECEMBER 1955

General comments

Subject category Comment text
Deposit URANIUM MINERALS EUXENITE-POLYCRASE. HOST ROCK AND ASSOCIATED MINERALS PEGMATITE. U3O8 EQUIV. 10

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1974 Lee, W U.S. Geological Survey
Updater 01-DEC-1980 Ferns, Mark L. (Brooks, Howard C.) U.S. Geological Survey
Updater 01-AUG-1993 Gray, Jerry J. Oregon Department of Geology and Mineral Industries

Beyond USGS

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

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