definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
tephrite iku sawijining aphanitic kanggo porphyritic tekstur, vulkanik rock igneous
panemu
Alexandre brongniart Rene Hauy
van tooren
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka tephra greek, awu saka basa indo-european, kanggo ngobong
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 coarse, rock grained nggoleki, medium rock grained, rock opaque