Fig. 1From: Trace element analysis of whole-rock glass beads of geological reference materials by Nd:YAG UV 213 nm LA-ICP-MS 238U/232Th, 139La/172Yb, 93Nb/89Y, 85Rb/89Y, 90Zr/178Hf, and 90Zr/89Y ratios acquired during the ablation of NIST612Back to article page