dacitic magma wis kawangun dening subduksi saka lemah ndhuwur enom laut ing piring Continental felsic nglukis. luwih, ing satunggalipun saperangan wis hydrothermally ngrubah minangka quartz lan sodium sing ditambahake.
amphibole, apatite, biotite, Feldspar, garnet, hornblade, magnetite, plagioclase, pyroxene, quartz, zirkon
ca, fe, kalium oxide, mg, kalium, silikon dioksida
metamorphism kakubur, metamorphism cataclastic
udan biologi, udan kimia, udan mechanical