tatanan
Wangun chert nalika microcrystals silikon dioksida tuwuh ing endapan alus sing dadi watu gamping utawa kapur. tatanan chert bisa dadi salah siji saka asal kimia utawa biologi.
Schist kawangun dening metamorphism dinamis ing dhuwur Suhu lan tekanan sing aligns pari-parian saka mica, hornblende lan mineral elongated liyane menyang lapisan lancip.
komposisi
isi Mineral
quartz, Silicon
alusite, amphibole, biotite, chlorite, epidote, Feldspar, garnet, grafit, hornblade, kyanite, micas, muscovite utawa illite, porphyroblasts, quartz, sillimanite, staurolite, talc
senyawa isi
silikon dioksida
cao, karbon dioksida, MgO
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
-
-
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi, udan kimia, udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia
erosi kimia, erosi gisik, erosi Glacier