Research Library

Natural impregnation of a rock by copper minerals

Natural impregnation of a rock by copper minerals. Published in Gems & Gemology, 2008.

Author(s): H.A. Haenni

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Einige Gedanken zu Jadeit-Jade

Einige Gedanken zu Jadeit-Jade. Published in Zeitschrift der Deutschen Gemmologischen Gesellschaft, 2008.

Author(s): H.A. Haenni

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Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LAICPMS), a new method for gemstone analysis

Laser Ablation Inductively Coupled Plasma Mass Spectrometry (LAICPMS), a new method for gemstone analysis. Published in GAHK Journal, 2007.

Author(s): M.S. Krzemnicki, T. Pettke, H.A. Haenni

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Transparent dumortierite and sapphirine from Tunduru, Tanzania

Transparent dumortierite and sapphirine from  Tanzania. Published in Gems & Gemology, 2007.

Author(s): H.A. Haenni

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