coarse ore bin original spotburkina fasoxinhai

Ore Bin / Oregon Geology magazine / journal - Oregon Department

Vol. 18, No. 11. November 1956. THE ORE.-BIN. 93. Portland, Oregon. STATE OF OREGON . Judging from the exposureS made in the course of quarrying and.

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Ore Bin / Oregon Geology magazine / journal - Oregon Department

ment by Mrs. H. E. Hendryx (The Ore.-Bin, vol. 17, no. 2,1955) and it is from these . to proceed along original lines of work in marketing the cobalt product of our .. stockpile of ore has already been recovered during the course of digging.

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Ore Bin / Oregon Geology magazine / journal - Oregon Department

15. No.2. tHE ORE.-BII. 7. February 1953. Portland, Oregon. stAtE DEPARTMENt OF GEOLOGY AND MINERAL INDUStRIES Ore i8 apparently in horizontal bed, perhaps a toot thiok. There are . about 3 feet thick by 500 feet by 600 fee~.

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Ore Bin / Oregon Geology magazine / journal - Oregon Department

the present great interest in gold, this issue of The ORE BIN features a wide variety .. to control the course of business, employment, and prosperity. But due to.

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Ore Bin / Oregon Geology magazine / journal - Oregon Department

uled for an early summer 1978 ORE BIN, will provide a closer No original upland surfaces are preserved; divides are sharp .. thick but are generally less.

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