Library / English Dictionary

PORPHYRY

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

Any igneous rock with crystals embedded in a finer groundmass of minerals

Synonyms:

porphyritic rock; porphyry

Classified under:

Nouns denoting substances

Hypernyms ("porphyry" is a kind of...):

igneous rock (rock formed by the solidification of molten magma)

Meronyms (substance of "porphyry"):

groundmass ((geology) the matrix of fine-grained crystalline material in which larger crystals are embedded)

Derivation:

porphyritic ((of rocks) consisting of porphyry or containing large crystals in a fine groundmass of minerals)

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