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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Lecture • Mogok Ruby • Hong Kong • 20 September 2014

Myamar's Mogok Stone Tract is one of the most storied gem localities on the planet. Richard Hughes details the history and mystery of this magical valley.

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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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Lecture • Ruby Inclusions • Hong Kong • 18 September 2014

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

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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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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.

Read More
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.

Read More
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.

Read More
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.

Read More
The Ownership of Words – An essay on the meaning of Padparadscha

The lovely padparadscha sapphire is a blend of lotus flower and sunset. Richard Hughes discusses the origin of the term and the difficulty in its definition.


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Pigeon's blood: A pilgrimage to Mogok – Valley of rubies

Richard Hughes takes viewers to the legendary ruby mines of Mogok, Myanmar.

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The Ownership of Words – An essay on the meaning of Padparadscha

The lovely padparadscha sapphire is a blend of lotus flower and sunset. Richard Hughes discusses the origin of the term and the difficulty in its definition.


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Jade – Stone of Heaven

An account of Burma's famous jade mines, based on three visits between 1996–2004.

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People & Places: New Directions in East African Gemology

A survey of the gem mines of Tanzania, including Merelani, Songea and Tunduru, based on Richard Hughes' 2007 trip.

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Andesine: A Panel Discussion

Putting an end to the controversy over andesine from Tibet & Inner Mongolia.

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