porphyry (Q41779)
From geokb
Igneous rock that contains conspicuous phenocrysts in a finer grained groundmass; groundmass itself may be phaneritic or fine-grained.
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | porphyry |
Igneous rock that contains conspicuous phenocrysts in a finer grained groundmass; groundmass itself may be phaneritic or fine-grained. |
Statements
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