definisi
troctolite jinis rock intrusive mafic. iku kasusun ateges Jumlah utama nanging maneko rupo olivine lan calcic plagioclase bebarengan karo pyroxene suntingan. iku anorthosite-sugih olivine, utawa sing relatif pyroxene-kurang saka gabbro
tonalite punika rock plutonic coarse-grained dumadi utamané saka plagioclase sodic, kuarsa, hornblende utawa mineral mafic liyane karo susunan phaneritic
Sajarah
asal
-
tonale, italy
panemu
christian Leopold von Buch
Warren Hamilton
Etimologi
saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)
saka tonale pass, italy lor, + -ite1
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
plutonic
plutonic
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque