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
ganister punika hard, nggoleki-grained sandstone quartzose utawa orthoquartzite kang Sejatine digunakake ing Pabrik silika bata biasane digunakake kanggo geni baris lan jinis rocks sedimentary.
saka gan'is-ter IE hard, watu siliceous close-grained, asring mbentuk stratum kang underlies a coal-lapisan
rock grained coarse, rock grained nggoleki, rock opaque