krikel-sugih karbonat, krikel siliceous lan cannel krikel
schists mica, schists calc-silicate, schists grafit, blueschists, whiteschists, greenschists, hornblende Schist, talc Schist, chlorite Schist, garnet Schist, Schist glaucophane.
gampang pecah dadi lancip piring, umume atos kanggo tutul, iku salah siji saka rock tuwa, rock grained banget nggoleki
gampang pecah dadi lancip piring, Gamelan kanggo tutul