tatanan
porphyry wis kawangun rong: magma cools alon jero ing lemah ndhuwur utawa magma punika ndingin kanthi cepet minangka erupts saka gunung mbledhos, nggawe butiran alit sing biasane bisa dideleng nganggo mripat wuda.
  
anorthosite punika phaneritic, intrusive rock igneous kang ditondoi dening predominance saka plagioclase Feldspar kang meh 90-100%, lan komponèn mafic tithik.
  
komposisi
  
  
isi Mineral
biotite, chert, Feldspar, garnet, grafit, quartz, silika
  
amphibole, clinopyroxene, ilmenite, magnetite, olivine, orthopyroxene
  
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, titanium dioxide
  
ca, cao, krom (iii) oxide, MgO, trioxide belerang
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
  
metamorphism cataclastic, kontak metamorphism
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi, udan kimia, ora kedhaftar
  
udan biologi
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
  
erosi kimia, angin erosi