Fig. 4From: Discovery of Ordovician–Silurian metamorphic monazite in garnet metapelites of the Alpine External Aiguilles Rouges MassifMineral chemistry of monazite versus Th–U–Pb chemical ages. a, b Y2O3 in monazite versus age in mylonitic garnet gneisses and in micaschists. c, d UO2 contents in monazite versus age. e, f ThO2 in monazite versus age. Legends in a, b apply for all partsBack to article page