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Read more about the article X-Ray diamond sorting ‘behind the scenes’
Image credit, Alrosa

X-Ray diamond sorting ‘behind the scenes’

Have you heard of X-Ray diamond sorting? If not, be my guest and travel behind the scenes to an alluvial diamond-mining operation overseen by our friends at Alrosa. They have provided an amazing video example of this efficient method of separating the wheat from the chaff, as it were.

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Read more about the article Dispersion & fire are not the same thing
Image credit: Harry Quan

Dispersion & fire are not the same thing

Dispersion is a physical constant. Fire is a variable aesthetic. Fortunately, the fact that these terms have been co-mingled and transposed over time creates an opportunity to revisit them and sharpen our skills as communicators.

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Read more about the article Identifying isotropic vs anisotropic gemstones
Photo courtesy of Reddit

Identifying isotropic vs anisotropic gemstones

When the Great Imperial Crown was made for the coronation of Catherine the Great in 1762 the court jewelers believed they were topping over 5,000 diamonds and pearls with an enormous 398 carat ruby. But it was never so. They had been fooled by a charming imposter.

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