definisi
asal
panemu
Etimologi
kelas
sub-kelas
group
kategori liyane
tatanan wesi banded Unit khusu saka rock sedimentary sing meh tansah umur Precambrian
western australia, Minnesota
awet rock, medium atose rock
rock grained coarse, rock opaque
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