tatanan
websterite bisa kawangun minangka cumulates ing intrusions ultramafic dening klempakan saka kristal pyroxene ing dasar ing kamar lahar.
  
basanite punika, hard rock nggoleki-grained sing formulir nalika bit lahar njupuk metu saka gunung.
  
komposisi
  
  
isi Mineral
amphibole, augite, bronzite, chromite, diopside, enstatite, garnet, hornblende, hypersthene, magnetite, pyroxene
  
augite, Feldspar, ilmenite, olivine, plagioclase
  
senyawa isi
aluminium oxide, cao, krom (iii) oxide, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, trioxide belerang
  
kalium oxide, sodium oxide, silikon dioksida
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
metamorphism kakubur, impact metamorphism
  
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, metamorphism regional
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi, udan kimia, udan mechanical
  
udan kimia, udan mechanical
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi gisik, erosi Glacier, banyu erosi, angin erosi
  
erosi kimia, erosi gisik, erosi Glacier, erosi segara, banyu erosi, angin erosi