definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
slate punika, kabeh podho rock metamorphic nggoleki-grained, foliated asalé saka krikel-jinis sedimentary rock asli dumadi saka lempung utawa awu vulkanik liwat kurang-bahan metamorphism regional
Sajarah
asal
pennines, england
england
panemu
JJ Ferber
Abraham Gottlob Werner
Etimologi
saka grit + watu
saka lawas esclate french, saka esclat (french éclat)
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
-
-
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque