- pneumatolytic deposit
- пневматолитовое месторождение
English-Russian mining dictionary. В.П. Манышев.
English-Russian mining dictionary. В.П. Манышев.
Quartz-porphyry — Quartz porphyry, in petrology, is the name given to a group of hemi crystalline acid rocks containing porphyritic crystals of quartz in a fine grained matrix, usually of micro crystalline or felsitic structure. In specimens, the quartz appears as … Wikipedia