Description
IN THIS ISSUE:
- Editorial – Ethically treated gemstones (Paolo Minieri)
- The Diamond View – Diamond prices in 2022. Will they keep going up? (Sergio Sorrentino)
- 10X – Our friends the inclusions. The detective at the party of inclusions. Twelfth episode (Luigi Costantini and Claudio Russo)
- GEM NEWS – Like diamonds and colored stones, South Sea pearls are entering the blockchain system
- GEM NEWS – A pine cone embedded in an amber from the Samland Peninsula tickles gemstone enthusiasts
- GEM NEWS – The Luanda Diamond Exchange is ready to go with Peter Meeus as its helmsman
- GEM NEWS – The concept of vintage in Biwa pearls arises identification problems in Japan
- GEM NEWS – The paradox of lab-grown diamonds according to Edahn Golan: prices fall while demand grows
- GEM NEWS – Microscopic and spectroscopic testing is not sufficient to detect synthetic diamond coating on colorless moissanite, Korean Hanmi lab reports
- GEM NEWS – Diamond and gold smuggling from Central African Republic
- ETHICAL STONES – Diamond mining in northern Angola results in environmental disaster in southern Congo (DRC) (Paolo Minieri)
- Historical notes on the biron synthetic pink beryl and its early popularity (Carlo Cumo)
- REVIEWS – Gems, Literature, and Rock Music: two books that show the eclectic side of gemology (Luigi Costantini)
- REVIEWS – The secrets of the master cutter. The new gemcutting guide by Justin K Prim (Paolo Minieri)
- Use of three portable instruments for fast screening and ID of Natural and Laboratory-Grown Diamonds (Branko Deljanin)
- COUNTER-GEMOLOGY – The strange cases of Pope’s “Blessed Diamond” and “The non-ordinary” one (The “Bad-Mouthed Jiminy Cricket”: Luigi Costantini)
- LAB NOTES – In Italy gemstones can be sold and bought with absolutely no information about what they really are. A case study (Raffaella Navone and Emanuele Costa)
includes the insert:
- After reading from the seller’s website, the identity of the product remains an unresolved riddle (note by IGR editorial team)
ON THE COVER:
Three spinels through the stages of rough, preform, and the final cut. (Photo: Justin K Prim)
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