Trachyte lan Hornfels Definition
definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
hornfels punika rock metamorphic kawangun dening kontak antarane mudstone utawa sugih lempung rock, lan awak igneous panas, lan nggantosi padha panas ngrubah saka rock asli
panemu
Alexandre brongniart Rene Hauy
Ora dingerteni
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka german kang tegese hornstone
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque