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Aluminum mines and mining -- Oregon -- Columbia County
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The Ore bin ; Vol. 33 No. 12 (December 1971)
Creator:
Oregon. Dept. of Geology and Mineral Industries
and
Jackson, Ronald LaVerne
Resource Type:
Journal
Full Text:
Summary
and
Conclusion The ore horizon at two prospect pits in
Columbia
County
,
Oregon
contained three
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Creator
Jackson, Ronald Laverne
1
Oregon. Dept. Of Geology And Mineral Industries
1
Date
1971
1
Decade
1970-1979
1
File Format
application/pdf
1
Language
English [eng]
1
Peer Reviewed
No
1
Resource Type
Journal
1
Rights Statement
Copyright Not Evaluated
1
Subject
Aluminum mines and mining -- Oregon -- Columbia County
1
Roads -- Design and construction -- Oregon -- History -- 20th century
1
Roads -- History -- 20th century -- Oregon
1