Pegmatite lan Chert Definition
definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
chert punika hard, peteng, opaque rock sedimentary kang dumadi saka silika karo susunan nggoleki-grained amorf
panemu
rj Hauy
Ora dingerteni
Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka quartz Flint-kaya, 1670s, diweruhi origin- istilah lokal, kang wis dijupuk menyang nggunakake geologi
kelas
batuan beku
rocks sedimentary
sub-kelas
awet rock, hard rock
awet rock, hard rock
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque