definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
pumice punika rock vulkanik sing kasusun saka Highly vesicular atos kaca vulkanik tekstur, kang bisa utawa ora bisa ngemot kristal
saka pomis french lawas, saka varian dialect latin saka pumex
awet rock, medium atose rock
rock grained nggoleki, rock opaque
Schist punika bahan metamorphic rock medium karo medium kanggo gedhe, warata, sheet kaya pari-parian ing orientasi preferred
saka schiste french, skhistos greek IE pamisah
awet rock, medium atose rock
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque