tatanan
Wangun mudstone nalika partikel lempung banget nggoleki-grained sing setor ing banyu kang dumunung ing ngisor banyu badan. lagi disarèkaké lan compacted dening overlying endhepan Empu mbentuk mudstone.
  
pyroxenites watu beku ultramafic kang arupi mineral saka klompok pyroxene, kayata augite lan diopside, hypersthene, bronzite utawa enstatite.
  
komposisi
  
  
isi Mineral
biotite, chlorite, Feldspar, micas, muscovite utawa illite, plagioclase, pyrite, quartz
  
amphibole, augite, bronzite, chromite, diopside, enstatite, garnet, hornblende, hypersthene, magnetite, pyroxene
  
senyawa isi
aluminium oxide, NaCl, cao, wesi (iii) oxide, silikon dioksida
  
aluminium oxide, cao, krom (iii) oxide, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, trioxide belerang
  
transformasi
  
  
metamorphism
No
  
Yes
  
jinis metamorphism
ora ditrapake
  
metamorphism kakubur, impact metamorphism, metamorphism regional
  
cuaca
Yes
  
Yes
  
jinis udan
udan kimia, udan mechanical
  
udan biologi, udan kimia, udan mechanical
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi segara
  
erosi kimia, erosi gisik, banyu erosi