Hans Jürgen Rösler
Hans Jürgen Rösler (14 May 1920 – 12 January 2009) was a German mineralogy professor. He was the author of a wide range of publications and core teaching texts, including "Geochemische Tabellen" (''"Geochemical Tables"'') and "The Mineralogy Textbook" (''"Lehrbuch der Mineralogie"''). Provided by Wikipedia
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