definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
comendite punika hard, peralkaline igneous rock, jinis cahya rhyolite werna abu-abu biru
Sajarah
asal
pennines, england
italy
panemu
JJ Ferber
Ora dingerteni
Etimologi
saka grit + watu
comendite asalé jeneng saka wilayah saka le commende ing San Pietro pulo ing Italia
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained coarse, rock opaque
medium rock grained, rock opaque