parting(redirected from partings)
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Chem a division of a crystal along a plane that is not a cleavage plane
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
A bed or bank of waste material dividing mineral veins or beds.
A soft, thin sedimentary layer following a surface of separation between thicker strata of different lithology.
A surface along which a hard rock can be readily separated or is naturally divided into layers.
Recovery of gold (or occasionally another metal) from its alloys by a corrosion process.
Zone of separation between cope and drag portions of mold or flask in sand casting.
In sand molding, a composition to facilitate removal of the pattern.
A shearing operation to produce two or more parts from a stamping.
Fracturing a mineral along planes weakened by deformation or twinning.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.