definisi
trondhjemite punika leucocratic (cahya colored) intrusive igneous rock. iku macem-macem tonalite kang plagioclase iku biasane ing wangun oligoclase. trondhjemites sing sok-sok ditepungi minangka plagiogranites.
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Sajarah
asal
tonale, italy
pennines, england
panemu
Ora dingerteni
JJ Ferber
Etimologi
Saka Trondheim, Norwegia
saka grit + watu
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
plutonic
-
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque