general/igneous-rocks
Surf Wiki
Genesis Rock
Rock retrieved from the Moon in 1971
Quartz-porphyry
Type of volcanic rock containing large porphyritic crystals of quartz
Peperite
Sedimentary rock that contains fragments of younger igneous material
Charnockite
Type of granite containing orthopyroxene
Variolite
Igneous rocks which contain varioles
Carbonatite
Igneous rock with more than 50% carbonate minerals