Fig. 8From: Post-Variscan metamorphism in the Apuseni and Rodna Mountains (Romania): evidence from Sm–Nd garnet and U–Th–Pb monazite datingMineral chemistry and distributions of monazite Th-U–Pb chemical ages: a age vs. Th/U; b age vs. Y2O3; c Si + Ca and Si (apfu) vs. U + Th (apfu) diagram; d age distribution plot with error-normalized age gradients used to separate domain boundaries (thick red line)Back to article page