felsite 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.
aluminium oxide, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, fosfor pentoxide, silikon dioksida, titanium dioxide
metamorphism kakubur, kontak metamorphism, impact metamorphism, metamorphism regional
udan biologi, udan kimia, udan mechanical
erosi kimia, erosi Glacier, banyu erosi