jinis
schists mica, schists calc-silicate, schists grafit, blueschists, whiteschists, greenschists, hornblende Schist, talc Schist, chlorite Schist, garnet Schist, Schist glaucophane.
rocks pumice, rocks obsidian, rocks perlite, rocks porphyritic.
fitur
gampang pecah dadi lancip piring, Gamelan kanggo tutul
ngandhut asam ing alam, kasedhiya ing persil saka werna