definisi
trachyandesite iku sawijining igneous rock extrusive.
gritstone utawa grit punika hard, coarse-grained, siliceous sandstone
Sajarah
asal
indonesia
pennines, england
panemu
Ora dingerteni
JJ Ferber
Etimologi
saka french trachyandésite, trachy + andesit awujud, a lahar penengah ing komposisi antarane trachyte lan awujud
saka grit + watu
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, medium atose rock
awet rock, hard rock
kulawarga
group
vulkanik
-
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque