Browse Items (264 total)

Compare with macrocryst and porphyroblast.

Have a look at the alkali basalt (L100) in the 1A Reference Series.

Have a look at hornblende amphibole (M201, M211) and biotite mica (M303, M304) in the 1A Reference Series.

Have a look at the gabbro (L141) in the 1A Reference Series.

Have a look at the quartzites (L520, L521) in the 1A Reference Series.

Compare with permeability.

Compare with phenocryst.