definisi
lignite punika coal brownish alus kang nuduhake ngambah tetanduran lan ing antarané coal bituminous lan peat
  
Anthracite jinis rock sedimentary kang hard lan macem-macem batu bara sing wis luster dhuwur
  
Sajarah
  
  
asal
france
  
pennsylvania, kita
  
panemu
Dingertèni
  
Dingertèni
  
Etimologi
saka french, kayu lignum latin + -ite1
  
saka anthrakites greek, saka anthrax, anthrak meaning coal
  
kelas
rocks sedimentary
  
rocks metamorphic
  
sub-kelas
awet rock, rock alus
  
awet rock, rock alus
  
kulawarga
  
  
group
ora ditrapake
  
ora ditrapake
  
kategori liyane
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque
  
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque