ignimbrites sing kawangun saka dicampur banget lingkungan diurutake saka awu vulkanik utawa tuff lan pumice lapilli, umum karo pecahan lithic kasebar.
kapur iki kawangun saka jeruk lendhut, kang accumulates ing lantai segara kang banjur rubah menyang rock dening geologi.
apatite, biotite, kalsit, chlorite, Feldspar, hematite, hornblade, ilmenite, magnetite, olivine, pyroxene, quartz
kalsit, lempung, mineral lempung, quartz, wedhi
metamorphism kakubur, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
ora ditrapake