porphyry

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English [edit]

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Porphyry (geology)

A piece of porphyry from Sweden

purple porphyry

Etymology [edit]

From Ancient Greek πορφυρίτες λίθος ("purple stone").

Pronunciation [edit]

IPA: /ˈpɔrfɪri/

Noun [edit]

porphyry (countable and uncountable; plural porphyries)

(geology) a hard igneous rock consisting of large crystals in a fine-grained matrix
1. A purple-red rock of this kind.

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