tatanan
ignimbrites sing kawangun saka dicampur banget lingkungan diurutake saka awu vulkanik utawa tuff lan pumice lapilli, umum karo pecahan lithic kasebar.
Flint wis kawangun dening bosok lan compaction saka macem-macem organisme kayata kembang karang lan diatoms ing banyu.
isi Mineral
apatite, biotite, kalsit, chlorite, Feldspar, hematite, hornblade, ilmenite, magnetite, olivine, pyroxene, quartz
Silicon
senyawa isi
ca, NaCl
silikon dioksida
jinis metamorphism
metamorphism kakubur, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
ora ditrapake
jinis udan
udan biologi, udan kimia
ora ditrapake
jinis erosi
erosi kimia, erosi gisik
erosi kimia, erosi gisik, banyu erosi