definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
scoria punika igneous rock extrusive peteng-colored karo babak rongga gelembung-kaya KALUBÈRAN
saka pungkasan tengah english (denoting slag saka logam molten), saka skōria greek nolak, saka dung Skor
awet rock, medium atose rock
rock grained nggoleki, rock opaque
lignite punika coal brownish alus kang nuduhake ngambah tetanduran lan ing antarané coal bituminous lan peat
saka french, kayu lignum latin + -ite1
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque