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.
  
slate punika bahan metamorphic rock kurang sing umume kawangun dening metamorfosis saka mudstone utawa krikel, ing meksa lan suhu kahanan relatif kurang.
  
komposisi
  
  
isi Mineral
biotite, chert, Feldspar, garnet, grafit, quartz, silika
  
apatite, biotite, chlorite, Feldspar, grafit, hematite, kaolinite, magnetite, pyrite, Tourmaline, zirkon
  
senyawa isi
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, titanium dioxide
  
aluminium oxide, cao, wesi (iii) oxide, kalium oxide, MgO, sodium oxide, silikon dioksida, titanium dioxide
  
transformasi
  
  
metamorphism
Yes
  
Yes
  
jinis metamorphism
metamorphism kakubur, metamorphism cataclastic, kontak metamorphism, hidrotermal metamorphism, impact metamorphism, metamorphism regional
  
metamorphism kakubur, metamorphism cataclastic, metamorphism regional
  
cuaca
Yes
  
Yes
  
jinis udan
udan biologi, udan kimia, ora kedhaftar
  
udan biologi, udan kimia, udan mechanical
  
erosi
Yes
  
Yes
  
jinis erosi
erosi kimia, erosi gisik, erosi Glacier
  
erosi gisik, erosi Glacier, banyu erosi, angin erosi