Jade: China's Gift to the World

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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Journey to the Center of the Gem

Inside each gemstone lies a hidden world that has been encapsulated for millions of years. Join Billie Hughes for a journey into the inner world of gems, as seen through the microscope.

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Gem Color Types: History and Challenges

A look at the history of color types such as "pigeon's blood" and the difficulties in standardizing these definitions.

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Ruby & Sapphire: A Collector's Guide

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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Jade: China's Gift to the World

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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Seeing Red: Ruby

An exploration of the psychology of the color red, and its relationship to ruby.

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Gem Color Types: History and Challenges

A look at the history of gem color types such as "pigeon's blood" and "padparadscha" and the difficulties in standardizing these definitions.

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Jade: China's Gift to the World

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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Gemological Heresies

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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Seeing Red: Ruby

An exploration of the psychology of the color red, and its relationship to ruby.

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Madagascar: Sapphire Isle

A look at the important sapphire producing localities in Madagascar, along with the key gemological features that can help separate them from other sapphire sources.

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Lecture • Ruby Inclusions • Yangon, Myanmar • 11 January 2018

A description of the inclusions found in ruby around the world, including Myanmar, Thailand/Cambodia, Vietnam, Tajikistan, Madagascar and Mozambique.

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Gemological Heresies

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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Seeing Red: Ruby

An exploration of the psychology of the color red, and its relationship to ruby.

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The Secret World of Ruby & Sapphire

A trip around the world to the major sources of ruby and sapphire, with a particular emphasis on localities that produce the most collectable mineral specimens.

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