A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.

Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.

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

Richard Hughes examines the historical sources of jade, along with the remarkable renaissance in Chinese jade carving that has occured since the 1990s.

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.

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.

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

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

A discussion of the important ruby and sapphire deposits in Madagascar, along with the most important identifying features.

Ten lessons on gemology and life.

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.

Ten lessons on gemology and life.

As with any field, gemology is littered with dogma. In Part 2, Richard Hughes to slay sacred gemological cows.

A lecture on the trading and grading of ruby and sapphire, with an emphasis on the fine points of what collectors should look for.

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.