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Christlieb Ehregott Gellert . Christlieb Ehregott Gellert famous saxon metallurgist and mineralogist Christlieb Ehregott Gellert bedeutender schsischer Metallurge und Mineraloge seit Professor fr Metallurgie Chemie und Probierkunst an der Bergakademie Freiberg Christlieb Ehregott Gellert Anfangsgrnde zur metallurgischen Chemie