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
Quartzite punika rock non-foliated metamorphic sing formulir dening metamorphism saka sandstone quartz murni
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 quartz + -ite
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
plutonic
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kategori liyane
rock grained coarse, rock opaque
medium rock grained, rock opaque