Trachyte lan Nephelinite Definition
definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
nephelinite punika rock igneous nggoleki-grained utawa aphanitic arupi meh tanggung saka nepheline lan clinopyroxene (macem-macem augite).
panemu
Alexandre brongniart Rene Hauy
Dingertèni
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka néphéline french, saka Nefele greek
kelas
batuan beku
batuan beku
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque