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.
  
essexite jinis rock igneous, kang biasane abu ireng rock plutonic. kanggo tatanan kang essexite, magma cocok karo komposisi pas k, ba, rb, cs, sr kudu diprodhuksi.
  
komposisi
  
  
isi Mineral
biotite, chlorite, Feldspar, garnet, grafit, hornblade, micas, muscovite utawa illite, quartz, Quartzite, silika, zirkon
  
augite, Feldspar, hornblende, nepheline, olivine, plagioclase, pyroxene
  
senyawa isi
aluminium oxide, NaCl, cao, wesi (iii) oxide, feo, kalium oxide, Magnesium karbonat, MgO, keda, fosfor pentoxide, silikon dioksida, titanium dioxide
  
aluminium oxide, ba, ca, cs, kalium, rb, sodium, sr
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
impact metamorphism
  
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi, udan mechanical
  
udan biologi, udan kimia
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi gisik, erosi segara
  
erosi gisik, erosi Glacier, banyu erosi