guest on March 13, 2018 Petrography, mineralogy and geochemistry of jadeite-rich artefacts from the Playa...College of Earth Science and Engineering, Shandong University of Science and Technology, Qingdao, Shandong...266590, China 3 Faculteit Archeologie, Caribbean and Amazonia, Reuvensplaats 3–4, 2311 BE Leiden, The...mineralogical heterogeneity both in potential sources and in artefacts. The archaeological settlement site...manufacture, and lies only 20–30 km NE of a recently discovered potential source area of serpentinite mélanges |