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.
Wangun krikel nalika partikel lempung banget nggoleki-grained sing setor ing banyu kang dumunung ing ngisor banyu badan. lagi mengko compacted Empu mbentuk krikel.
isi Mineral
biotite, olivine, plagioclase, pyrrhotite
albite, biotite, kalsit, chert, chlorite, dolomite, hematite, micas, muscovite utawa illite, pyrite, quartz, silika, sulfides
senyawa isi
al, cao, karbon dioksida, mg, MgO
ca, fe, mg, silikon dioksida, sodium
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, impact metamorphism, metamorphism regional
ora ditrapake
jinis udan
udan biologi
udan biologi, udan kimia, udan mechanical
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi
erosi kimia, erosi gisik, erosi Glacier