1 Definition
1.1 definisi
pegmatite rock punika holocrystalline, rock igneous intrusive kang dumadi saka interlocking kristal phaneritic
argillites Highly kompak sedimentary utawa watu rada metamorfosis sing kalebu umumé utawa wholly partikel saka lempung utawa silt nanging lack fissility saka krikel utawa karakteristik panguraian saka slate
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka pegma greek, pegmat kang bab liya- katunggilaké + -ite
saka argilla latin (lempung) lan -ite in english kang dadi agrilla + -ite = argillite
1.4 kelas
batuan beku
rocks sedimentary
1.4.1 sub-kelas
awet rock, hard rock
awet rock, rock alus
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock opaque
rock grained nggoleki, rock opaque