斑状組織
Meanings
1
porphyritic structure
Technical term in geology referring to a rock texture with large crystals (phenocrysts) in a fine-grained matrix.
This rock shows a porphyritic structure.
porphyritic structure
Technical term in geology referring to a rock texture with large crystals (phenocrysts) in a fine-grained matrix.
This rock shows a porphyritic structure.