tatanan
gneiss punika bahan dhuwur metamorphic rock IE wis ngalami luwih Suhu lan tekanan saka Schist. iku kawangun dening metamorfosis saka wangun gneiss saka rock vulkanik, krikel utawa granitie.
  
anorthosite punika phaneritic, intrusive rock igneous kang ditondoi dening predominance saka plagioclase Feldspar kang meh 90-100%, lan komponèn mafic tithik.
  
komposisi
  
  
isi Mineral
biotite, chlorite, Feldspar, garnet, grafit, hornblade, micas, muscovite utawa illite, quartz, Quartzite, silika, zirkon
  
amphibole, clinopyroxene, ilmenite, magnetite, olivine, orthopyroxene
  
senyawa isi
aluminium oxide, NaCl, cao, wesi (iii) oxide, feo, kalium oxide, Magnesium karbonat, MgO, keda, fosfor pentoxide, silikon dioksida, titanium dioxide
  
ca, cao, krom (iii) oxide, MgO, trioxide belerang
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
impact metamorphism
  
metamorphism cataclastic, kontak metamorphism
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi, udan mechanical
  
udan biologi
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi gisik, erosi segara
  
erosi kimia, angin erosi