Gmelin handbook of inorganic and organometallic chemistry system number 56 A2 Mn, Manganese Natural occurrence, minerals / authors: Bärbel Sarbas; Wolfgang Töpper prep. and iss. by Gmelin-Institut für Anorganische Chemie der Max-Planck-Gesellschaft zur Förderung der Wissenschaften. Director: Ekkehard Fluck. Founded by Leopold Gmelin ... - 180 S. graph. Darst.

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