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.
komposisi
isi Mineral
biotite, chlorite, Feldspar, garnet, grafit, hornblade, micas, muscovite utawa illite, quartz, Quartzite, silika, zirkon
senyawa isi
aluminium oxide, NaCl, cao, wesi (iii) oxide, feo, kalium oxide, Magnesium karbonat, MgO, keda, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
✔
✘
50% - Metamorphic Rocks rocks have it !
jinis metamorphism
impact metamorphism
cuaca
✔
✘
65% - Metamorphic Rocks rocks have it !
jinis udan
udan biologi, udan mechanical
erosi
✔
✘
77% - Metamorphic Rocks rocks have it !
jinis erosi
erosi kimia, erosi gisik, erosi segara