greenschist punika medium rock bahan metamorphic, kawangun dening metamorfosis saking mudstone utawa krikel, utawa sawetara jinis rock igneous, nalika lagi ngalami luwih Suhu lan tekanan.
Wangun konglomerat ngendi endapan dumadi utamané saka krikil lan cobble-ukuran clasts rong milimeter diameteripun wiwit accumulating.
alusite, amphibole, biotite, chlorite, epidote, Feldspar, garnet, grafit, hornblade, kyanite, micas, muscovite utawa illite, porphyroblasts, quartz, serpentine, sillimanite, staurolite, talc
lempung, wedhi, silika, silt
erosi kimia, erosi gisik, erosi Glacier, erosi segara
erosi kimia, erosi gisik