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Showing posts with label Lotus Gemology. Show all posts
Showing posts with label Lotus Gemology. Show all posts

Friday, June 09, 2023

Tuesday, November 02, 2021

Identifying Gemstone Inclusions At First Sight

E. Billie Hughes was spot on. When you sit in front of the microscope to view the known unknown and unknown unknown gem inclusions the challenges are immense. Reference resources and analytical gem instruments can be useful, if you are properly trained. Intellectual curiosity is also an added virtue. At the end of the day it's deliberate practice that makes you near-perfect. The micro world is truly a fascinating adventure for gemologist with limitless patience.


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Sunday, September 05, 2021

Jade: A Gemologist's Guide

History. Sources. Identification. Appraisal. Treatments. A must-have book for all collectors, dealers, gemologists, appraisers, curators and anyone else with an interest in jade.


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Sunday, April 11, 2021

Sunday, January 31, 2021

Oiled Spinel

Oiling can have a significant impact on the clarity of a gemstone. Having lived in Southeast Asia for over two decades, I have seen it all. It's an art. Buyer beware.


Sunday, September 20, 2020

FTIR In Gem Testing

For practising gemologists only. Many thanks to Richard Hughes and Wimon Manorotkul for sharing an insightful article. Analytical instruments require a skilled operator to extract its full potential. Lifelong learning is a must-have skill in applied gemology.


Useful link:
 https://lotusgemology.com/index.php/library/articles/461-ftir-in-gem-testing-a-pink-sapphire-lesson

Saturday, September 19, 2020

Sunday, August 23, 2020

Inside Out

Gemology through Lotus Colored Glasses. Get to know E. Billie Hughes, Richard. W. Hughes, and Wimon Manorotkul.


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