leach pile

leach pile

[′lēch ‚pīl]
(mining engineering)
Mineralized materials stacked so as to permit wanted minerals to be effectively and selectively dissolved by leaching.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
These have low ground pressures (around 6-15 lb/[in.sup.2]) allowing them to 'walk' on either the drainage layer or the leach pile without compacting it.