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
vogesite punika igneous alkalin porphyritic rock lan macem-macem lamprophyre kang didominasi dening amphibole penting, biasane hornblende, lan Feldspar potassic
Sajarah
asal
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panemu
christian Leopold von Buch
Ora dingerteni
Etimologi
saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)
saka macem-macem lamprophyre greek lampros padhang lan kang madhangi + porphureos kain
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
plutonic
plutonic
kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, rock opaque