Fig. 10From: Formation mechanisms of ringwoodite: clues from the Martian meteorite Northwest Africa 8705A simplified P–T diagram for the Allende meteorite (solid lines) after Agee et al. (1995) and Asahara et al. (2004), and the P–T diagram for the peridotite (dot-dash lines) from Zhang and Herzberg (1994) and Trønnes and Frost (2002)Back to article page