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    Verh. d. naturforsch. Vereines in Brünn, 1880, pag. 24.


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    Aufstellung nach Naumann.

  2. 2)

    Tschermak’s Min. u. petrogr. Mitth. N. F. Bd. XII, 1891, pag. 169.

  3. 3)

    Verh. d. niederrhein. Vereines in Bonn, Bd. XXXVII, pag. 213.

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Neuwirth, V., Becke, F. Notizen. Mineralog. und petrogr. Mitt. 20, 178–180 (1901).

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