Research Library

Durs et fragiles: Diamonds are (presque) forever !?

Durs et fragiles: Diamonds are (presque) forever !?. Published in GoldOr, 2008.

Author(s): M.S. Krzemnicki

Download PDF

More natural pearls tested in labs

More natural pearls tested in labs. Published in Jewellery News Asia, 2008.

Author(s): H.A. Haenni

Download PDF

Pinctada maxima cultured pearls grown beadless in the mantle

Pinctada maxima cultured pearls grown beadless in the mantle. Published in Gems & Gemology, 2008.

Author(s): H.A. Haenni

Download PDF

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

Download PDF

Einige Gedanken zu Jadeit-Jade

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

Author(s): H.A. Haenni

Download PDF