Gritstone lan Minette Definition
definisi
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Minette iku macem-macem lamprophyre lan porphyritic rock igneous alkalin kang utamané didominasi dening biotite lan Feldspar potassic
asal
pennines, england
dingerteni
panemu
JJ Ferber
Dingertèni
Etimologi
saka grit + watu
saka french ore mine, mine + ette
kelas
rocks sedimentary
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
group
ora ditrapake
plutonic
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, rock opaque