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
Schist punika bahan metamorphic rock medium karo medium kanggo gedhe, warata, sheet kaya pari-parian ing orientasi preferred
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 schiste french, skhistos greek IE pamisah
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kulawarga
group
plutonic
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kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque