French Art Deco Brooch by Ghiso
"Please be aware that these articles were written years ago and while historical information should be correct, articles relating to gemstones and their treatments may contain information that is no longer accurate or complete."
Color Change Phenomenon in Gemstones
Vox magazine - Summer 2007
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
Thank you!
The Passion of Opal
Vox magazine - Summer 2005
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
Thank you!
The Magnificent Period of Mauboussin
Vox magazine - Spring 2003
Oscar Heyman & Brothers "The Jeweler's Jeweler"
Vox magazine - Summer 2006
The Stone of Hope - Emerald
Vox magazine - Summer 2004
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
Thank you!
Verger Frères - The Obscure Masters
Vox magazine - Spring 2002
Verger Frères - The Obscure Masters.pdf
The Promiscuous Garnets
Vox magazine - Spring 2006
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
Thank you!
Corundum - The Magic of Ruby and Sapphire
Vox magazine - Spring 2002
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
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For the Love of Diamonds
Vox magazine - Spring 2001
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
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The Magnificent Sapphires of Kashmir
Vox magazine - Summer 2002
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
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A very Rare Red - Red Emerald
Vox magazine - Summer 2003
This article is currently being updated for new treatments, newly discovered mining areas and other pertinent information. Please check back for its publication.
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