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Bauxite Pumpkin Ridge

Occurrence in Washington county in Oregon, United States with commodities Aluminum, Iron, Titanium, Metal
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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. Ore body information
  11. Controls for ore emplacement
  12. Economic information about the deposit and operations
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10036515
MRDS ID M025345
Record type Site
Current site name Bauxite Pumpkin Ridge

Geographic coordinates

Geographic coordinates: -123.0501, 45.67758 (WGS84)

Site location context

Political divisions (FIPS codes)

Washington(county)

Oregon(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Meacham Corner(quadrangle 1:24,000 scale)

Nehalem River(quadrangle 1:100,000 scale)

Vancouver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Tualatin(hydrologic unit)

Willamette(hydrologic accounting unit)

Willamette(hydrologic subregion)

Pacific Northwest(hydrologic region)

Geographic areas

Country State County
United States Oregon Washington

Public Land Survey System information

Meridian Township Range Section Fraction State
Willamette 002N 003W 10 NW Oregon

Comments on the location information

  • ON PUMPKIN RIDGE AND DIXIE MOUNTAIN

Commodities

Commodity Importance
Aluminum Critical Primary
Iron Primary
Titanium, Metal Critical Secondary

Materials information

Materials Type of material
Gibbsite Ore
Limonite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Mafic Volcanic Rock > Basalt
    Rock unit name Columbia River Basalt
    Rock description Columbia River Basalt
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene

Nearby scientific data

(1) -123.0501, 45.67758
ListMap

Economic information

Ore body information

  • General form IRREGULAR BLANKET

Controls for ore emplacement

  • Laterized Zones In Basalt

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Medium
Significant No

Land status

Ownership category Private

Comments on the reserve resource information

  • LATERITE WITH LESS THAN 30 % AL2O3 AND MORE THAN 10 % S1O2 NOT INCLUDED IN TONNAGE ESTIMATE

Comments on development

  • DRILLING AND SAMPLING HAVE BEEN DONE AT DIFFERENT TIMES SINCE 1944 BY ODGMI, ALCOA, AND REYNOLDS METALS

Reference information

Bibliographic references

  • Deposit

    ODGMI, 1951, OREGON METAL MINES HANDBOOK, NORTHWESTERN OREGON: ODGMI BULL. 14-D, P. 152-155

  • Deposit

    HOOK, J.W., 1976, FERRUGINOUS BAUXITES OF THE PACIFIC NORTHWEST: ODGMI OPEN FILE REPORT 0-76-3

  • Reserve-Resource

    REYNOLDS METALS CO, VIA HOOK (1976)

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1981 Ferns, Mark L. (Brooks, Howard C.) Oregon Department of Geology and Mineral Industries
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.

Maps centered on this site