Wangun krikel nalika partikel lempung banget nggoleki-grained sing setor ing banyu kang dumunung ing ngisor banyu badan. lagi mengko compacted Empu mbentuk krikel.
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.
albite, biotite, kalsit, chert, chlorite, dolomite, hematite, micas, muscovite utawa illite, pyrite, quartz, silika, sulfides
alusite, amphibole, biotite, chlorite, epidote, Feldspar, garnet, grafit, hornblade, kyanite, micas, muscovite utawa illite, porphyroblasts, quartz, serpentine, sillimanite, staurolite, talc
ca, fe, mg, silikon dioksida, sodium
cao, karbon dioksida, MgO
erosi kimia, erosi gisik, erosi Glacier
erosi kimia, erosi gisik, erosi Glacier, erosi segara