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    Gold in porphyry copper systems

    Gold in porphyry copper systems by Tooker, Edwin W., 1923-2013, James, Laurence P., Theodore, Ted G., Howe, Stephen S., Blake, David W.

    [Washington D.C.] : Denver, CO : U.S. G.P.O. ; For sale by Books and Open-File Reports Section, U.S. Geological Survey, Federal Center, 1990
    Format: Government Document Book


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