tatanan
basalt formulir nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
Wangun eclogite saka tekanan dhuwur metamorphism saka batuan beku mafic utamané, basalt utawa gabbro minangka plunges menyang lapisan ing zona subduksi.
komposisi
isi Mineral
olivine, plagioclase, pyroxene
amphibole, coesite, corundum, dolomite, garnet, kyanite, lawsonite, paragonite, phengite, pyroxene, quartz, rutile, zoisite
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
aluminium oxide, NaCl, cao, karbon dioksida, wesi (iii) oxide, Magnesium karbonat, MgO, sodium oxide, kalium, sodium
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
kontak metamorphism
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan mechanical
erosi
✔
✘
✔
✘
jinis erosi
-
erosi kimia, erosi segara