melaphyre

(mel′ə fīr′)

noun

Obsolete any dark-colored porphyritic igneous rock

Origin: Fr mélaphyre < Gr melas, black (see melano-) + Fr (por)phyre, porphyry

See melaphyre in American Heritage Dictionary 4

noun

A dark igneous porphyry embedded with feldspar crystals.

Origin:

Origin: French mélaphyre

Origin: : Greek melās, black

Origin: + French porphyre, porphyry (from Medieval Latin porphyrium; see porphyry)

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