lectures
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Gems & Gemology Lectures | Lotus Gemology Bangkok
Lotus Gemology's gemologists have lectured extensively about a wide variety of gemological topics including ruby, sapphire, jade, and more.
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Lecture | Gemological Heresies | Adelaide | 27 July 2014
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies | Arusha, Tanzania | 22 April 2015
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies | Bangkok | 29 June 2011
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies | Colombo | 17 December 2017
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies | London | 2 November 2014
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies | Taipei | 16 August 2015
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies | Washington, DC | 14 August 2018
As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.
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Lecture | Gemological Heresies Part 2 | Bangkok | 24 September 2014
As with any field, gemology is littered with dogma. In Part 2, Richard Hughes to slay sacred gemological cows.
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Lecture | Humanistic Gemology | Tucson | 3 February 2010
Traditional gemology considers itself a science, but typically omits a key element of the scientific method. And is gemology simply a science, or something more…
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Lecture | Jade | China's Gift to the World | Shanghai | 1 December 2018
Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.
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Lecture | Ruby & Sapphire | A Collector's Guide | Adelaide | 26 July 2014
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Bangkok | 26 February 2014
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Changchun, China | 15 December 2018
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Hong Kong | 17 September 2016
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Hong Kong | 18 September 2014
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Hualien, Taiwan | 4 December 2015
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Shanghai | 15 December 2016
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Taipei | 14 August 2015
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.
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Lecture | Ruby & Sapphire | A Collector's Guide | Tucson, AZ | 6 February 2014
A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.