The upgrading of coarse kyanite crystals
by Robert Nelson Guest
Bok Engelsk 1985 R. N. Guest
Utgitt | Randburg : Council for Mineral Technology , 1985
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Omfang | 7 s. : ill.
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ISBN | 0869997149
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Utgitt | Randburg : Council for Mineral Technology , 1985
|
---|---|
Omfang | 7 s. : ill.
|
ISBN | 0869997149
|