tatanan
basalt formulir nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
obahe bumi bisa nimbulaké rocks dadi salah siji rumiyin disarèkaké utawa squeezed lan Empu rocks sing digawe panas lan sijine ing meksa gedhe.
komposisi
isi Mineral
olivine, plagioclase, pyroxene
apatite, augite, biotite, bronzite, kalsit, chert, epidote, Feldspar, hornblende, micas, plagioclase, pyroxene, quartz, sulfides, zirkon
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
aluminium oxide, cao, fe, feo, silikon dioksida, belerang
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
kontak metamorphism
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi
-
erosi
✔
✘
✔
✘
jinis erosi
-
erosi kimia, erosi segara, angin erosi