1 Definition
1.1 definisi
ignimbrite punika rock vulkanik dumadi utamané saka pecahan pumice, kawangun dening consolidation saka materi setor dening mili pyroclastic
picrite iku macem-macem dhuwur-Magnesium basalt olivine sing sugih banget ing olivine Mineral
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
Patrick marshall
Dingertèni
1.3 Etimologi
saka geni ignis latin + Imber, padusan imbr- udan, badai maya + -ite
saka pikros greek pait + -ite, abad ka-19
1.4 kelas
1.4.1 sub-kelas
awet rock, medium atose rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque