
Hart und spröde: Diamonds are (fast) forever!?
Hart und spröde: Diamonds are (fast) forever!?. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
Hart und spröde: Diamonds are (fast) forever!?. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
Echte Perlen: Die Schönheit der Vielfalt. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
Durs et fragiles: Diamonds are (presque) forever !?. Published in GoldOr, 2008.
Author(s): M.S. Krzemnicki
More natural pearls tested in labs. Published in Jewellery News Asia, 2008.
Author(s): H.A. Haenni
Twinned cultured pearl. Published in Gems & Gemology, 2008.
Author(s): H.A. Haenni
The different kinds of cultured pearls. Published in GIT Proceedings, 2008.
Author(s): H.A. Haenni
Pinctada maxima cultured pearls grown beadless in the mantle. Published in Gems & Gemology, 2008.
Author(s): H.A. Haenni
New rubies from central Tanzania. Published in Gems & Gemology, 2008.
Author(s): H.A. Haenni
Natural impregnation of a rock by copper minerals. Published in Gems & Gemology, 2008.
Author(s): H.A. Haenni
Einige Gedanken zu Jadeit-Jade. Published in Zeitschrift der Deutschen Gemmologischen Gesellschaft, 2008.
Author(s): H.A. Haenni