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World English Dictionary
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porphyritic
por·phy·rit·ic
[
pàwrfə ríttik
]
adjective
Definition:
1.
relating to porphyry:
relating to or containing porphyry
2.
with large crystals:
containing isolated large and distinct crystals in a mainly fine-grained rock
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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