1 Definition
1.1 definisi
lignite punika coal brownish alus kang nuduhake ngambah tetanduran lan ing antarané coal bituminous lan peat
Minette iku macem-macem lamprophyre lan porphyritic rock igneous alkalin kang utamané didominasi dening biotite lan Feldspar potassic
1.2 Sajarah
1.2.1 asal
1.2.2 panemu
1.3 Etimologi
saka french, kayu lignum latin + -ite1
saka french ore mine, mine + ette
1.4 kelas
rocks sedimentary
batuan beku
1.4.1 sub-kelas
awet rock, rock alus
awet rock, medium atose rock
1.5 kulawarga
1.5.1 group
1.6 kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
rock grained coarse, rock grained nggoleki, rock opaque