IGNEOUS ROCKS COMPOSITION CLASSIFIED MINERAL ULTRAMAFIC ROCKS OLIVINE MAFIC PLAGIOCLASE PYROXENE IF YOU WITH THE NAKED EYE SMALLER MIXTURES FELSIC MINERALS HORNBLENDE BIOTITE LITTLE FELDSPAR LESS THAN WHETHER DISPLAY GENERALLY EXTRUSIVE ROCKS DEFINED TEXTURE DISCUSSED ROCK VOLCANIC BRECCIA PERIDOTITE KOMATIITE RARE WORRY POINT YOUR LIFE GABBRO BASALT DIORITE ANDESITE GRANITE RETURN HOME COMMENTS DELETE ADDRESS GEOLOGY PLANETARY SCIENCE HOME PAGE
Igneous Rocks Classified by Composition