definisi
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
tonalite punika rock plutonic coarse-grained dumadi utamané saka plagioclase sodic, kuarsa, hornblende utawa mineral mafic liyane karo susunan phaneritic
Sajarah
asal
spain
tonale, italy
panemu
Ora dingerteni
Warren Hamilton
Etimologi
saka pomis french lawas, saka varian dialect latin saka pumex
saka tonale pass, italy lor, + -ite1
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque