definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
tuff jinis rock digawe saka awu vulkanik luwar saka ngeculake sajrone eruption vulkanik
Sajarah
asal
pennines, england
italy
panemu
JJ Ferber
Ora dingerteni
Etimologi
saka grit + watu
saka tembung latin tophous banjur ing tufo italian lan pungkasanipun tuff
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
-
vulkanik
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque