Porphyry (Q41779)
From geokb
Not a root name, but a texturally-based name for any rock with coarse phenocrysts in a finer groundmass
Language | Label | Description | Also known as |
---|---|---|---|
English | Porphyry |
Not a root name, but a texturally-based name for any rock with coarse phenocrysts in a finer groundmass |