tatanan
tuff wis kawangun nalika massa gedhe saka awu lan wedhi kang lagi pipis karo gas panas sing luwar dening gunung mbledhos lan longsor kanthi cepet mudhun lereng sawijining.
  
picrite punika nggoleki-grained, hard rock 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
kalsit, chlorite
  
biotite, olivine, plagioclase, pyrrhotite
  
senyawa isi
hidrogen sulfida, belerang dioxide
  
al, cao, karbon dioksida, mg, MgO
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
  
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi, udan kimia, udan mechanical
  
udan biologi
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
  
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi