heavy-media separation
heavy-media separation
[′hev·ē ‚mēd·ē·ə ‚sep·ə′rā·shən] (mining engineering)
A series of processes for the concentration of ore developed at one time, but now used in coal cleaning; uses suspensions of magnetic materials such as magnetite.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.