melaphyre


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melaphyre

[′mel·ə‚fīr]
(petrology)
Altered basalt, especially of Carboniferous and Permian age.
References in periodicals archive ?
5 cm (crushed aggregate: melaphyre, basalt, granite) d) Execution of the upper foundation of recycled aggregate thickness after compaction 10 cm e) Surface Dressing double-rattling grit stone of size.
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).