1 Definition
1.1 definisi
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
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
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
van tooren
christian Leopold von Buch
1.3 Etimologi
saka tephra greek, awu saka basa indo-european, kanggo ngobong
saka troklotit german, saka trōktēs greek, iwak segara (dijupuk dadi sejenis iwak)
1.4 kelas
1.4.1 sub-kelas
awet rock, hard rock
awet rock, hard rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock opaque