Nieuwe Gemmology Today

Het is weer zo ver. De nieuwste Gemmology Today is voor iedereen gratis online beschikbaar!

De inhoud van deze uitgave:

FEATURE INTERVIEW: MEET WIMON MANOROTKUL  – a skilled gemstone and inclusion photographer and co-founder of Lotus Gemology.
GEMMOLOGY TODAY CONTEST 22  – One lucky contestant will win our Coloured Gemstones course!
LAB TALK  – Two very interesting stones, polar-opposites of each other, in terms of value, but both equally fascinating.
World Gem Foundation Workshops & Courses
LITERARY SPEAKING  – Richard Wise reviews Sapphire: A Celebration of Colour by Joanna Hardy.
GRADE SCHOOL: Padparadscha Sapphire & the Ownership of Words  – Richard Hughes looks at the complexities of describing ‘Pads’ and why it is hard to find a consensus.
ROCK ON: New giant gem Corundum boulder from Sri Lanka  – Thanong Leelawathanasuk, Supparat Promwongnan, Pornsawat Wathanakul, Visut Pisutha-Arnond, Wilawan Atichat and Gamini Zoysa explain why it is a discovery of epic proportions.
THINK TANK: Letting It Shine - Governance for Equitable Coloured Gemstone Supply Chains  – The Coloured Gemstones Working Group explores how the sector in Sri Lanka can develop in line with rising expectations for responsible sourcing.
CULTURE CLUB: Nine Gems - Navaratna  – Gemstone Detective Kim Rix looks at the Navaratna Ring and its cultural and spiritual significance.
UPON REFLECTION: History and Utility of Gemstone Reflection Pattern Generation and Analysis  – Michael Cowing investigates instruments that have been used to analyze gemstone reflection patterns and their connection to reverse ray tracing.
LEARNING CURVE: The Challenge of the Cabochon  – Nina Zolotukhina shows us how to master the art of testing cabochons!
THE SPICE OF LIFE: Blues Rock - Lapis Lazuli  – Dutch gemmologist Leone Langeslag looks at Lapis Lazuli, a deep-blue metamorphic rock that has been used since antiquity for its intense colour.

To view this Gemmology Today  click here