definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
phyllite punika rock metamorphic nggoleki-grained karo struktur laminar uga dikembangaké, lan ing antarané slate lan Schist rocks
Sajarah
asal
pennines, england
-
panemu
JJ Ferber
Ora dingerteni
Etimologi
saka grit + watu
saka godhong phullon greek + -ite1
kelas
rocks sedimentary
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, rock alus
kulawarga
group
-
-
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque