1 Tatanan
1.1 tatanan
gneiss punika bahan dhuwur metamorphic rock IE wis ngalami luwih Suhu lan tekanan saka Schist. iku kawangun dening metamorfosis saka wangun gneiss saka rock vulkanik, krikel utawa granitie.
amarga kanggo ngganti ing kondisi lingkungan, rocks sing digawe panas lan pressurized jero nang permukaan bumi. pseudotachylite kawangun saka panas nemen disebabake magma utawa dening tabrakan kuat lan gesekan lempeng tektonik.
1.2 komposisi
1.2.1 isi Mineral
biotite, chlorite, Feldspar, garnet, grafit, hornblade, micas, muscovite utawa illite, quartz, Quartzite, silika, zirkon
oksida wesi, pyroxene, quartz, stishovite, sulfides
1.2.2 senyawa isi
aluminium oxide, NaCl, cao, wesi (iii) oxide, feo, kalium oxide, Magnesium karbonat, MgO, keda, fosfor pentoxide, silikon dioksida, titanium dioxide
karbon dioksida, silikon dioksida, belerang dioxide, belerang
1.3 transformasi
1.3.1 metamorphism
1.3.2 jinis metamorphism
impact metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism
1.3.3 cuaca
1.3.4 jinis udan
udan biologi, udan mechanical
ora ditrapake
1.3.5 erosi
1.3.6 jinis erosi
erosi kimia, erosi gisik, erosi segara
ora ditrapake