Category: News Archive

Jadeite, the Enigmatic Gem

Excerpt from the 2nd edition of Secrets of The Gem Trade, The Connoisseur’s Guide to Precious Gemstones by Richard W. Wise, GG (GIA) “On examining jades, one should regard those white in colour as the best, though…

Wonders within Gemstones II

Anthony de Goutière, GG Paperback, 72 pages, Friesen Press, 2014, www.friesenpress.com ISBN: 978-1-4602-3277-4 (Paperback) $18.99 US ISBN: 978-1-4602-3278-1 (eBook) $3.82 US This review for me is a sentimental tribute to the works of Tony de Goutière. Back in 1996, Gemworld published Wonders…

Andalusite

Introduction Andalusite is a mineral species crystallizing in the orthorhombic system with the formula Al2SiO5. Two other gem species, namely kyanite and sillimanite, have the same chemical composition as andalusite but with different physical structures. All three form under different conditions of temperature and…

Emerald

Emerald is undoubtedly the most popular variety of beryl. Due to its unusual formation, emerald has a tendency to contain fissures and fractures that diminish its transparency. Included stones are expected and high clarity stones are rare. Color of…

The Power of Provenance

Aside from the gemstones and the workmanship, why do people buy what they buy? It is an age-old question. Marketing 101 teaches that you need to create a unique approach to positioning a product. What is more…