tatanan
wehrlite 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.
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
pyroxene
quartz, Silicon
senyawa isi
aluminium oxide, cao, karbon dioksida, wesi (iii) oxide, feo, kalium oxide, MgO, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, impact metamorphism, metamorphism regional
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi, udan kimia, udan mechanical
-
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, banyu erosi
erosi kimia