About The Word Porphyry
Learn about the word Porphyry to help solve your crossword puzzle. Discover Porphyry definitions and meaning, origins, synonyms, related terms and more at the free Crossword Dictionary.
Porphyry
| Porphyry Definition And Meaning |
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What's The Definition Of Porphyry?
[n] any igneous rock with crystals embedded in a finer groundmass of minerals
Synonyms | Synonyms for Porphyry: porphyritic rock Related Terms | Find terms related to Porphyry: See Also | groundmass | igneous rock Porphyry In Webster's Dictionary \Por"phy*ry\, n.; pl. {Porphyries}. [F. porphyre, L.
porphyrites, fr. Gr. ? like purple, fr. ? purple. See
{Purple}.] (Geol.)
A term used somewhat loosely to designate a rock consisting
of a fine-grained base (usually feldspathic) through which
crystals, as of feldspar or quartz, are disseminated. There
are red, purple, and green varieties, which are highly
esteemed as marbles.
{Porphyry shell} (Zo["o]l.), a handsome marine gastropod
shell ({Oliva porphyria}), having a dark red or brown
polished surface, marked with light spots, like porphyry.
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