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.
greenschist punika medium rock bahan metamorphic, kawangun dening metamorfosis saking mudstone utawa krikel, utawa sawetara jinis rock igneous, nalika lagi ngalami luwih Suhu lan tekanan.
komposisi
isi Mineral
quartz, Silicon
alusite, amphibole, biotite, chlorite, epidote, Feldspar, garnet, grafit, hornblade, kyanite, micas, muscovite utawa illite, porphyroblasts, quartz, serpentine, sillimanite, staurolite, talc
senyawa isi
silikon dioksida
cao, karbon dioksida, MgO
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
-
-
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi, udan kimia
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia
erosi kimia, erosi gisik, erosi Glacier, erosi segara