tatanan
oolites mbentuk nalika lapisan saka kalsit setor sak gandum wedhi utawa fosil Piece lan mbalek sak ing banyu kalem, kang ndadekake wong-wong mau babak.
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
kalsit, chert, lempung, dolomite, quartz, wedhi, silt
biotite, chlorite, Feldspar, garnet, grafit, hornblade, micas, muscovite utawa illite, quartz, Quartzite, silika, zirkon
senyawa isi
aluminium oxide, ca, NaCl, cao, wesi (iii) oxide, feo, MgO
aluminium oxide, NaCl, cao, wesi (iii) oxide, feo, kalium oxide, Magnesium karbonat, MgO, keda, fosfor pentoxide, silikon dioksida, titanium dioxide
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
-
impact metamorphism
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik
erosi kimia, erosi gisik, erosi segara