tatanan
picrite punika nggoleki-grained, hard rock 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.
lan argillite punika rock sedimentary nggoleki-grained utamané dumadi saka partikel lempung kang formulir saka lumpur lithified kang ngandut global partikel silt-ukuran.
komposisi
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
biotite, chlorite, Feldspar, micas, muscovite utawa illite, plagioclase, pyrite, quartz
senyawa isi
al, cao, karbon dioksida, mg, MgO
wesi (iii) oxide, kalium oxide, MgO, silikon dioksida
transformasi
metamorphism
✔
✘
✔
✘
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
-
cuaca
✔
✘
✔
✘
jinis udan
udan biologi
udan biologi
erosi
✔
✘
✔
✘
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia