jinis
schists mica, schists calc-silicate, schists grafit, blueschists, whiteschists, greenschists, hornblende Schist, talc Schist, chlorite Schist, garnet Schist, Schist glaucophane.
pegmatite granit, gabbro pegmatite lan pegmatite diorite
fitur
gampang pecah dadi lancip piring, Gamelan kanggo tutul
umume atos kanggo tutul, iku salah siji saka rock tuwa, sumber corundum, tourmalines, beryls lan topaz