This page is currently not sponsored. Click here to sponsor this page.
A porphyry with phenocrysts in a glassy groundmass
Classification of Vitrophyric porphyryHide
Sub-divisions of Vitrophyric porphyryHide
Mineralogy of Vitrophyric porphyryHide
Essential minerals - these are minerals that are required within the classification of this rock:
|Glass||An amorphous, homogeneous material with a random liquid-like structure generally formed due to rapid cooling.|
Non-essential minerals - these minerals are common, sometimes major components, but are not always present: