definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
ignimbrite punika rock vulkanik dumadi utamané saka pecahan pumice, kawangun dening consolidation saka materi setor dening mili pyroclastic
saka geni ignis latin + Imber, padusan imbr- udan, badai maya + -ite
awet rock, medium atose rock
rock grained nggoleki, rock opaque
coal iku combustible-ireng coklat ireng utawa sedimentary rock biasane kedadean ing parang tingkat ing lapisan sing disebut kasur coal
saka col term english lawas, kang wis temenan Mineral karbon fosil wiwit abad kaping 13
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque