melaphyre


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melaphyre

[′mel·ə‚fīr]
(petrology)
Altered basalt, especially of Carboniferous and Permian age.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
basalts, diabases, amphibolites, gneisses, gabbros, quartzites, melaphyres, porphyries and keratophyries, serpentinites, limestones, sandstones, and dolomites), as well as in the cement and lime industry (limestones and marls).