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PREFERRED TERM
porphyry  
TYPE
  • http://purl.org/net/provenance/ns#DataItem

DEFINITION
  • Igneous rock that contains conspicuous phenocrysts in a finer grained groundmass; groundmass itself may be phaneritic or fine-grained.
DESCRIPTION
  • Igneous rock that contains conspicuous phenocrysts in a finer grained groundmass; groundmass itself may be phaneritic or fine-grained.
IDENTIFIER
  • porphyry
TITLE
  • porphyry
URI
http://inspire.ec.europa.eu/codelist/LithologyValue/porphyry
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EQUIVALENT CONCEPTS
Lithology