Pegmatite lan Nepheline Syenite Definition
definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
syenite nepheline punika rock plutonic holocrystalline resembling syenite nanging ngemot nepheline lan kakurangan quartz
panemu
rj Hauy
Ora dingerteni
Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka asal saka syenite palaeozoic nepheline saka Provinsi Shanxi lor, china
kelas
batuan beku
batuan beku
sub-kelas
awet rock, hard rock
awet rock, medium atose rock
kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque