definisi
ignimbrite punika rock vulkanik dumadi utamané saka pecahan pumice, kawangun dening consolidation saka materi setor dening mili pyroclastic
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
panemu
Patrick marshall
rj Hauy
Etimologi
saka geni ignis latin + Imber, padusan imbr- udan, badai maya + -ite
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque