Fig. 4From: New material connections in a mother-of-pearl Enconchado from the Viceroyalty of New SpainA SEM-BSE image of Sample S1, 100x. The red square indicates the areas where images B–E were acquired. B detail of A with a red arrow pointing to a shell inclusion in the ground, 1360x. C–E EDS maps of Ca, C, and S, respectively. F Raman spectrum acquired from the shell inclusion showing an aragonitic phase in a gypsum matrixBack to article page