tatanan
Wangun mugearite nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
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.
komposisi
isi Mineral
olivine, plagioclase, pyroxene
quartz, Silicon
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, impact metamorphism
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia
-
erosi
✔
✘
✔
✘
jinis erosi
-
erosi kimia