jinis
schists mica, schists calc-silicate, schists grafit, blueschists, whiteschists, greenschists, hornblende Schist, talc Schist, chlorite Schist, garnet Schist, Schist glaucophane.
peat, lignite, sub-bituminous batu bara, bituminous batu bara, Anthracite, grafit
fitur
gampang pecah dadi lancip piring, Gamelan kanggo tutul
mbantu ing produksi panas lan listrik, digunakake minangka bahan bakar fosil