tatanan
tatanan lamprophyre njupuk Panggonan jero ngisor permukaan bumi ing watara 150 kanggo 450 kilometer, lan sing njeblug kanthi cepet lan kejem.
  
ignimbrites sing kawangun saka dicampur banget lingkungan diurutake saka awu vulkanik utawa tuff lan pumice lapilli, umum karo pecahan lithic kasebar.
  
komposisi
  
  
isi Mineral
amphibole, karbonat, garnet, micas, olivine, phlogopite, pyroxene
  
apatite, biotite, kalsit, chlorite, Feldspar, hematite, hornblade, ilmenite, magnetite, olivine, pyroxene, quartz
  
senyawa isi
aluminium oxide, NaCl, cao, wesi (iii) oxide, feo, kalium oxide, MgO, keda, sodium oxide, silikon dioksida, titanium dioxide
  
ca, NaCl
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
metamorphism cataclastic, impact metamorphism
  
metamorphism kakubur, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi
  
udan biologi, udan kimia
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, banyu erosi, angin erosi
  
erosi kimia, erosi gisik