definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Sajarah
asal
pennines, england
panemu
JJ Ferber
Etimologi
saka grit + watu
kelas
rocks sedimentary
sub-kelas
awet rock, hard rock
kulawarga
group
-
kategori liyane
rock grained coarse, rock opaque