Description
IN THIS ISSUE:
- Editorial – Striking and ordinary cases in gemology. It’s all good (Paolo Minieri)
- The Diamond View – Let’s insist on transparency and keep working as hard as diamonds (Sergio Sorrentino)
- 10X – Our friends the inclusions. The detective at the party of inclusions. Seventh episode (Luigi Costantini and Claudio Russo)
- GEM NEWS – How social media and e-commerce are changing the gemstone trade
- GEM NEWS – Fura’s tears crystallized in emeralds. Superb specimens on display in New York
- GEM NEWS – Gem Mining in the ice. Greenland plays the card of polar rubies
- GEM NEWS – Welcome dutrowite, a new tourmaline
- YouTucson, the actual gemstone platform (Michele Macrì)
- The slow agony of the Kimberley Process. Ethics in the COVID-19 times (Paolo Minieri)
- A comparative mathematical analysis of the internal reflections in a spherical concave faceted vs. a plane faceted gem (Raffaele Zancanella)
includes the insert:
- A complex brilliance pattern which can hide inclusions. Pros and cons of concave faceting (John Dyer)
- Raffaele Zancanella: a welcome and a goodbye (Luigi Costantini)
- Rabbit’s Eye Red and Golden Red. GIT’s New Ruby Color Standards (Thanong Leelawatanasuk, Wilawan Atichat, Visut Pisutha-Arnond, Chakkaphan Sutthirat and Jirapit Jakkawanvibul)
- A journey into the Mediterranean coral (Corallium Rubrum) manufacturing process (Francesco Sequino and Stefania Coppola)
- The resounding mantra of the gemstone geographical origin (Alberto Scarani and Paolo Minieri)
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