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New book on Genna Zinc Smelter slags
20/10/2020
Today I received the brandnew photo- and reference book on the minerals of the former Genna Zinc smelter near Letmathe/Iserlohn in Germany. I have quite a collection from there, and the book gives me the opportunity to do a thorough review of the samples I have. Thanks to the authors Ulrich Wagner and Bernd Döhnel, who sent me a signed copy