Gemstone Windows and Dark Patches: What to Look for in a Cut Gem

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AI-generated educational illustration. Conceptual only; not a photograph of an actual specimen or location. A coloured gem may have a pale, see-through centre or areas that look almost black. Both affect its appearance, but they do not have the same cause. What is a window? A window is an area where light passes through the gem instead of being returned towards the viewer. You may see the background through it, especially near the centre. Cutting angles and the material's refractive index—how it bends light—help determine whether this happens. There is no single ideal depth for every gemstone. Why dark patches need a closer look Darkness can have several causes. The material may absorb a lot of light. Some facets may reflect dark surroundings or the observer. Extinction is another cause, involving light that is not returned to the viewer after internal reflection. For that reason, calling every black patch “extinction” can be misleading. A simple viewing routine Look at the gem fac...
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Gemology hub-Pigeon Blood Rubies

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Pigeon Blood Rubies from Burma: 

A Legendary Tale

Origin of Pigeon Blood Rubies

Long before the Buddha walked the earth, the northern part of Burma was said to be inhabited only by wild animals and birds of prey. The first ruby on earth, symbolizing fire and blood of the earth itself, was discovered in this mystical land.

Mining and Cultural Significance

Rubies, especially the rare Pigeon Blood Rubies, are highly prized gemstones that come from Burma, known for its rich history of ruby mining. The remote mountainous regions near the Chinese border in the Shan Plateau have been a source of these precious stones since prehistoric times.

Legends and Traditions

The land of golden rubies, Myanmar, has a deep cultural connection to these gemstones. Stories of spirits guarding the mines, ancient prophecies, and the mystical allure of these rubies have been passed down through generations.

Gem Market and Trading

From the bustling gem markets in Mandalay to the gem Emporium in Rangoon, the trade of these exquisite stones is a blend of tradition and modernity. The vibrant colors and quality of Burmese rubies continue to captivate gem enthusiasts worldwide.

Synthetic Rubies and Modern Practices

While natural Pigeon Blood Rubies hold a special place in the gem world, advancements in technology have led to the creation of synthetic rubies. These lab-grown gems serve various industries and offer an alternative to natural stones.

The Allure of Pigeon Blood Rubies

For centuries, Pigeon Blood Rubies have been revered for their deep red hue, rarity, and symbolism. Their beauty and cultural significance make them a timeless treasure that continues to fascinate gem collectors and enthusiasts alike.

For further reading 

  1. Complete Guide to the Rare and Often Record-Breaking Pigeon Blood Ruby - Sotheby's
  2. Pigeon Blood Rubies from Burma documentary of Patrick Voillot - YouTube
  3. The Greatest Gem Color? Unboxing Pigeon’s Blood Rubies from Burma - YouTube
  4. Burmese Rubies: Natural Loose Untreated Pigeon’s Blood Ruby - MOHRA
  5. The Valley of Rubies - Joseph Kessel's Novel
  6. Shwedagon Pagoda - Myanmar's Famous Temple
  7. Mandalay's Historical Gems - City of Kings
  8. Mogok Ruby Mines - Heart of Ruby Mining
  9. Emporium in Yangon - Annual Auctions
  10. Fred Place Vendôme Jewelry Creations - Parisian Jeweler

 


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