The Effect of Disc Mill Grinding on Some Rock-Forming Minerals

A. Reay
Department of Geology, University of Otago, Dunedin, New Zealand

Abstract: Swing mill grinding causes appreciable oxidation of chlorite and biotite, and calcite becomes decarbonated. Magnetite is not affected. Relatively large grains can survive up to six minutes continuous grinding.

Mineralogical Magazine; June 1981 v. 44; no. 334; p. 179-182; DOI: 10.1180/minmag.1981.044.334.10
© 1981, The Mineralogical Society
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