gsminmag Mineralogical Magazine Mineralogical Magazine 0026-461X Mineralogical Society 10.1180/minmag.1998.62A.3.27 Geochemical Study of the Ordovician/Silurian Boundary Section in Zdanow (Bardzkie Mts., Poland) Sawlowicz Z. Porębska E. Institute of Geological Sciences, Jagiellonian University, ul. Oleandry 2A, 30-638 Kraków, Poland 1998 62A 3 1326 1327 Copyright © 1998, The Mineralogical Society 1998