China d Department of Geoscience, University of Nevada, Las Vegas, NV 89154, United States a r t i c...ln β of 30 Si/28 Si for olivine (Ol), wadsleyite (Wad), ringwoodite (Rin), and bridgmanite (Pv) along geotherm...ln β of 18 O/16 O for o olivine (Ol), wadsleyite (Wad), ringwoodite (Rin), bridgmanite (Pv) and periclase...(Boehler, 2000). P (GPa) T (K) Ol Wad Rin Pv P (GPa) T (K) Ol Wad Rin Pv Pe 1.70 1.98 2.25 2.58...ln β of 26 Mg/24 Mg for olivine (Ol), wadsleyite (Wad), ringwoodite (Rin), bridgmanite (Pv), and periclase |