by Richard W. Hughes, Olivier Galibert, George Bosshart, Fred Ward, Thet Oo, Mark Smith, Tay Thye Sun & George Harlow
Burmese Jade  |  The Inscrutable Gem

Myanmar's jadeite mines occupy a privileged place, representing the planet's principal source of fine jadeite jade. This article covers the deposits themselves, along with the cutting, grading and trading of jadeite.

Read More
by Richard W. Hughes
Buying at the Source

An essay on buying gems at the source in Asia, with a discussion of how con men play on the greed of those who believe gems will be cheaper at the mines.

Read More
by Richard W. Hughes & Vincent Pardieu, with Guillaume Soubiraa & Dana Schorr
Moon Over the Pamirs  |  Chasing Ruby and Spinel in Tajikistan

A 2006 mission to remote ruby and spinel localities in Tajikistan.

Read More
by Richard W. Hughes, with Vincent Pardieu & Dana Schorr
Sorcerers & Sapphires  |  A Visit to Madagascar

In search of ruby and sapphire on the lost Isle of Madagascar.

Read More
by Richard W. Hughes
Under the Hammer  |  Ruby & Sapphire Auction Records

World auction records for ruby, sapphire and spinel.

Read More
by Wilawan Atichat & Richard W. Hughes
Rock talk  |  A Mogok Geology Primer

A look at the geology of Myanmar's Mogok Stone Tract, home to pigeon's blood rubies and so much more…

Read More
by E. Billie Hughes
Mogok

An account of a 2013 visit to Mogok – Myanmar's fairy-tale wonderland.

Read More
by Richard W. Hughes & Vincent Pardieu, with Michael Rogers, Olivier Segura and Philippe Ressigeac
Red Sky at Dusk  |  Hunting the Last Siamese Ruby Miner

In search of Thailand's last ruby miner.

Read More
by Richard W. Hughes & John L. Emmett
Heat Seeker  |  UV Fluorescence as a Gemological Tool

One of the greatest gemological challenges is determining if a ruby or sapphire has been heat treated. UV fluorescence can assist in that identification, as well as detecting fillers in emerald.

Read More
by Vincent Pardieu, with Richard W. Hughes & Edward Boehm
Burmese spinel

Since the turn of the millennium, the price of fine spinel has risen at an incredible pace. No longer simply the poor man's ruby, spinel is finally getting the attention it deserves as one of the world's premier gems.

Read More
Back to top