definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
lamprophyre wis batuan beku umum utamané kedadean minangka dikes, lopoliths, laccoliths, saham lan intrusions cilik
asal
pennines, england
dingerteni
panemu
JJ Ferber
Dingertèni
Etimologi
saka grit + watu
saka lampros greek padhang lan kang madhangi + porphureos kain
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
group
ora ditrapake
plutonic
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, rock opaque