definisi
mudstone punika, peteng rock sedimentary werna abu-abu nggoleki-grained, kang kawangun saka silt lan lempung lan iku padha krikel nanging wis kurang laminations
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Sajarah
asal
-
pennines, england
panemu
William Smith
JJ Ferber
Etimologi
saka lendhut english lan watu, saka mudde low german lan stainaz
saka grit + watu
kelas
rocks sedimentary
rocks sedimentary
sub-kelas
awet rock, rock alus
awet rock, hard rock
kulawarga
group
-
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque