1 Definition
1.1 definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
ignimbrite punika rock vulkanik dumadi utamané saka pecahan pumice, kawangun dening consolidation saka materi setor dening mili pyroclastic
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka geni ignis latin + Imber, padusan imbr- udan, badai maya + -ite
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 nggoleki, rock opaque