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.
ijolite punika, hard rock nggoleki-grained kang jinis metasomatite, ateges ngrubah basalt. iku formulir karo utawa tanpa crystallization, salah siji ngisor permukaan minangka rocks intrusive utawa ing lumahing minangka rocks extrusive.
komposisi
isi Mineral
quartz, Silicon
albite, amphibole, biotite, cancrinite, Feldspar, hornblende, plagioclase, pyroxene, sodalite
senyawa isi
silikon dioksida
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
-
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
cuaca
✔
✘
✔
✘
jinis udan
-
udan biologi, udan kimia
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia
erosi kimia, banyu erosi, angin erosi