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You searched for: Start Over Land use history Remove constraint Land use history Author Brown, Randall E. Remove constraint Author: Brown, Randall E. Author Oregon. Dept. of Geology and Mineral Industries Remove constraint Author: Oregon. Dept. of Geology and Mineral Industries Database ScholarsArchive Remove constraint Database: ScholarsArchive
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  • 1. [Article] The Ore bin ; Vol. 24 No. 12 (December 1962)
    The use of clinoptilolite / Randall E. Brown -- Clinoptilolite tuff from the John Day Formation, eastern Oregon / Richard V. Fisher.
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