Picrite lan Ignimbrite Definition
definisi
picrite iku macem-macem dhuwur-Magnesium basalt olivine sing sugih banget ing olivine Mineral
ignimbrite punika rock vulkanik dumadi utamané saka pecahan pumice, kawangun dening consolidation saka materi setor dening mili pyroclastic
asal
pulo hawaii
new zealand
panemu
Ora dingerteni
Patrick marshall
Etimologi
saka pikros greek pait + -ite, abad ka-19
saka geni ignis latin + Imber, padusan imbr- udan, badai maya + -ite
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque