definisi
novaculite punika kandhel, hard, nggoleki-grained, siliceous rock metamorpic kang jinis chert sing ngilangi karo rengat conchoidal
  
shoshonite punika rock basaltic, mlaku a trachyandesite potassic, dumadi saka olivine, augite lan plagioclase phenocrysts ing groundmass karo plagioclase calcic lan sanidine lan sawetara kaca vulkanik peteng-colored
  
Sajarah
  
  
asal
dingerteni
  
wyoming, usa
  
panemu
Dingertèni
  
iddings
  
Etimologi
saka novacula tembung latin, kanggo watu silet
  
saka panggonan asal disebut shoshone riverin wyoming
  
kelas
rocks sedimentary
  
batuan beku
  
sub-kelas
awet rock, hard rock
  
awet rock, medium atose rock
  
kulawarga
  
  
group
ora ditrapake
  
vulkanik
  
kategori liyane
rock grained nggoleki, rock opaque
  
rock grained coarse, rock grained nggoleki, medium rock grained, rock opaque