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.
  
troctolite punika, hard rock nggoleki-grained kang jinis metasomatite, ateges ngrubah basalt. iku formulir karo utawa tanpa crystallization, salah siji ngisor permukaan minangka rocks intrusive utawa ing lumahing minangka rocks extrusive.
  
komposisi
  
  
isi Mineral
biotite, chlorite, Feldspar, micas, muscovite utawa illite, plagioclase, pyrite, quartz
  
augite, olivine, plagioclase, 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, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
  
cuaca
Yes
  
Yes
  
jinis udan
udan kimia, udan mechanical
  
udan mechanical
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi segara
  
erosi kimia, erosi gisik, banyu erosi