definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
chert punika hard, peteng, opaque rock sedimentary kang dumadi saka silika karo susunan nggoleki-grained amorf
saka quartz Flint-kaya, 1670s, diweruhi origin- istilah lokal, kang wis dijupuk menyang nggunakake geologi
rock grained nggoleki, rock opaque
shoshonite punika rock basaltic, mlaku a trachyandesite potassic, dumadi saka olivine, augite lan plagioclase phenocrysts ing groundmass karo plagioclase calcic lan sanidine lan sawetara kaca vulkanik peteng-colored
saka panggonan asal disebut shoshone riverin wyoming
awet rock, medium atose rock
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque