1 Definition
1.1 definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
tachylite punika wangun vitreous saka kaca vulkanik basaltic. kaca iki alami dening cooling kanthi cepet saka basalt molten
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka tachylite german, saka tachy- + lutos greek telat, leleh
1.4 kelas
1.4.1 sub-kelas
awet rock, hard rock
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque