Organizer : GAHK
Topic :   參觀本地的寶石切割工藝
Date :   2025/05/26 - 2025/05/26
Event Full! Detail

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- Notice: Unauthorized Use of GAHK Name and Logo (2025/05/07)
  Detail
- 2025 Membership renewal (2025/03/31)
  Detail
Special Announcement
Contact GAHK

The Gemmological Association
of Hong Kong Ltd

P.O. Box 97711, Tsim Sha Tsui,
Kowloon, Hong Kong

Tel. (852) 2366-6006 / Fax. : (852) 2153-9673

E-mail : info@gahk.org
 

 

FULL VERSION

GAHK Journal 2019

Table of Contents
A Word from the Editors
GAHK Board of Directors
Letter from the Chairman
A calendar of events organized by GAHK
Obituary Mr E. Alan Jobbins
Gems & Collection Stones of the Krasnoyarsk Territory (Russia)
Traceability & Blockchain for Gemstones – an Overview
Prospecting for Diamonds in South Africa
Gemstones of the Garnet Group – about mixed crystals and solid solution
Book Reviews
Importance of Emerald Clarity Enhancement: GĂĽbelin Gem Lab standards
Flowers Blooming on Rocks; Cheongsong Flowerstone of Korea
The Art & Science of Reading Rough Jadeite Jade 2 parts Science, 1 part Art, and a lot of luck
A Study of Minerals Associated with Turquoise using Infrared Spectrometer & the Significance of their Identification (2)
The 3rd HK Jewelry Industry Outstanding Achievement Award
Old Fei Cui of the Ming & Qing Dynasties. What is it really ?
Blue Diffusion-treated Natural & Synthetic Sapphires recently available in the Market
Myanmar’s Fei Cui Raw Materials Market

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