tatanan
rhomb-porphyry 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 mugearite nalika lahar tekan lumahing bumi near vulkanik. suhu lava iku antarane 1100 1250 ° c nalika nemu menyang permukaan.
isi Mineral
Feldspar alkali, biotite, plagioclase, pyroxene
olivine, plagioclase, pyroxene
senyawa isi
cao, cl, MgO
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
jinis metamorphism
impact metamorphism
metamorphism kakubur, impact metamorphism
jinis udan
udan biologi, udan kimia, udan mechanical
udan biologi, udan kimia
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, banyu erosi
ora ditrapake