petrology chapter 12 - springerextras.springer.com/2014/978-3-642-38799-9/ch-12.ppt · ppt file ·...
TRANSCRIPT
G. Sen
Anorthositeleucogaabro
GabbroPillow basaltDunite-wehrlitesills
OceanicCrust
Picriticmelt
Basalticmelt
Anorthositecumulate
Magma chamber
magmachamber
fluids
slab rollback
Forearcextension
Blue – anorthosites; gray – granitoids; green – ferrodiorites.
(Emslie et al. 1994)
(Longhi et al. 1999)
Genesis of AMCG Suite
Huppert & Sparks (1985)