Read more about the article And the 4.4 billion-year-old winner is –
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And the 4.4 billion-year-old winner is –

The oldest earth-born object known to man, this tiny item is a part of our planet's crust which crystallized an astounding 4.4-billion-years ago. Older than our planet's diamonds. Older, even, than extraterrestrial iron and crystal that fell to earth from the sky.

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Read more about the article Is it a diamond? Don’t get fooled.
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Is it a diamond? Don’t get fooled.

Believe it or not, there are people who like to presume they're wearing big money but don’t actually want that theory tested.  That's harmless - until it leads to misunderstandings.

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Read more about the article 1,000,000,000,000,000 tons of diamonds!
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1,000,000,000,000,000 tons of diamonds!

How much is a quadrillion? Here's how 1 quadrillion pennies would appear, stacked behind the Sears Tower, Empire State Building, Washington Monument, Lincoln Memorial and a football field... Now replace each penny with a ton of diamonds!

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Read more about the article A matter of expression
Albert Einstein | Photo credit: JTA.org

A matter of expression

I was visiting with my esteemed colleague Luigi Costantini in Italy - practicing safe social email-distancing of course - and the topic of expressions came up. Namely, how the internet has influenced symbology.

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Read more about the article Dispersion & fire are not the same thing
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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 Will a feather make my diamond EXPLODE?
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Will a feather make my diamond EXPLODE?

Crack! Fracture! Cleavage! Gletz! These words are used to describe one of mother nature’s most common clarity characteristics. The feather. The dreaded feather. That notorious, ticking-time-bomb that could cause your diamond to EXPLODE!

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Read more about the article The marvelous magic of moonstone
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The marvelous magic of moonstone

Florida adopted the moonstone as it's state gem in 1970. But our ancestors believed they could touch the moon long before humans ever traveled to outer space.

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Read more about the article Identifying isotropic vs anisotropic gemstones
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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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IGI Launches Progressive Diamond ID Report

Antwerp, Belgium (October 23, 2017) – The International Gemological Institute (IGI) today formally announced its diamond evaluation card – the Diamond ID report. Unlike other reports where the diamond is…

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