Trachyte lan Soapstone Definition
definisi
trachyte punika rock vulkanik nggoleki-grained werna abu-abu kang utamané dumadi saka Feldspar alkali
iku Magnesium sugih rock metamorphic amarga dumadi saka talc Mineral
panemu
Alexandre brongniart Rene Hauy
Dingertèni
Etimologi
saka trakhus greek atos 'utawa roughness trakhutēs
saka abad ka-17, amarga saka aran greasy lan nggunakake kaya sinetron sing
kelas
batuan beku
rocks metamorphic
sub-kelas
awet rock, medium atose rock
awet rock, rock alus
group
vulkanik
ora ditrapake
kategori liyane
rock grained nggoleki, rock opaque
rock grained nggoleki, rock opaque