tatanan
rhyodacite 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.
Flint wis kawangun dening bosok lan compaction saka macem-macem organisme kayata kembang karang lan diatoms ing banyu.
isi Mineral
amphibole, apatite, biotite, Feldspar, garnet, hornblade, magnetite, plagioclase, pyroxene, quartz, zirkon
Silicon
senyawa isi
ca, fe, kalium oxide, na, kalium, silikon dioksida
silikon dioksida
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
ora ditrapake
jinis udan
udan biologi, udan kimia, udan mechanical
ora ditrapake
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, banyu erosi