jinis
peat, lignite, sub-bituminous batu bara, bituminous batu bara, Anthracite, grafit
Phyllite, Schist, lan Slate
fitur
mbantu ing produksi panas lan listrik, digunakake minangka bahan bakar fosil
gampang pecah dadi lancip piring, lumahan asring mengilap, rock grained banget nggoleki