Black Pearls – Grey Pearls
Author(s) : -
Date : 2017
Black Pearls – Grey Pearls. Published in Journal of Gemmological Association of Hong Kong GAHK, 2017, 38, 32-24.
Author(s): H.A. Haenni
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Tag : Pinctada Margaritifera
Cultured pearl farming and the production in the Federal States of Micronesia
Author(s) : -
Date : 2012
Cultured pearl farming and the production in the Federal States of Micronesia. Published in Gems & Gemology, 2012.
Author(s): L.E. Cartier, M.S. Krzemnicki, M. Ito