definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
litchfieldite punika rock langka igneous kang coarse-grained, foliated lan macem-macem nepheline syenite, kadhangkala uga disebut minangka nepheline syenite gneiss utawa gneissic nepeheline syenite
Sajarah
asal
pennines, england
usa
panemu
JJ Ferber
Bayley
Etimologi
saka grit + watu
saka occurrence ing Litchfield, maine, usa
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
-
plutonic
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock opaque