definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
diabase punika rock igneous nggoleki-grained kang dumadi saka biasane pyroxene lan Feldspar
Sajarah
asal
pennines, england
germany
panemu
JJ Ferber
christian Leopold von Buch
Etimologi
saka grit + watu
saka di greek + basa
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
rock grained nggoleki, medium rock grained, rock opaque