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melaphyre

[mel-uh-fahyuh r]
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noun Petrology.
  1. a type of dark igneous rock embedded with feldspar crystals, related to basalt.
Related formsmel·a·phyr·ic [mel-uh-fir-ik] /ˌmɛl əˈfɪr ɪk/, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for melaphyre

Historical Examples

  • In China, at the close of the period, there were enormous eruptions of melaphyre, porphyrite and quartz-porphyry.

    Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3

    Various

  • Melaphyre is a name given to the very dark varieties of altered augitic lavas, rich in magnetite and chlorite.

  • The rocks consist chiefly of basalt, dolerite, melaphyre and felstone.


British Dictionary definitions for melaphyre

melaphyre

noun
  1. geology obsolete a type of weathered amygdaloidal basalt or andesite

Word Origin

C19: via French from Greek melas black + (por) phura purple
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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