definisi
nephelinite punika rock igneous nggoleki-grained utawa aphanitic arupi meh tanggung saka nepheline lan clinopyroxene (macem-macem augite).
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
Sajarah
asal
brasil
-
panemu
Ora dingerteni
rj Hauy
Etimologi
saka néphéline french, saka Nefele greek
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, hard rock
kulawarga
group
plutonic
plutonic
kategori liyane
rock grained nggoleki, rock opaque
rock grained coarse, rock opaque