icelandite
schists mica, schists calc-silicate, schists grafit, blueschists, whiteschists, greenschists, hornblende Schist, talc Schist, chlorite Schist, garnet Schist, Schist glaucophane.
umume atos kanggo tutul, isi silika dhuwur, iku salah siji saka rock tuwa
gampang pecah dadi lancip piring, Gamelan kanggo tutul