education

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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Dear humans, you’re welcome.
Considered a gift from the mermaids, this translucent gemstone became worn by ancient sailors for the protection it was thought to offer at sea. As we bring March to close it’s fitting to visit the wonderful aspects of this month’s birthstone, the aquamarine.
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Frequent hand washing and jewelry care
In today’s climate my attention to my hands, what I touch and how often I clean them has reached new heights. And of course, each time I clean my hands, I’m aware of the rings I am wearing. Fortunately, there’s good news ahead for jewelry wearers as it relates to sanitizing frequently.
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Dispersion and 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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Meteorites and diamonds from space!
Thousands of years ago in southwest Africa a party of Nama People discovered a field of odd iron fragments to use in tools and weapons. Imagine their shock if they were told those fragments had come from the very stars they worshipped.
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A little gossip about pearls
Whether we like it or not, human beings just can’t resist a little gossip. So why not make the best of it? As a professional, mixing just the right amount into a sales presentation can add flavor.
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Will a feather EXPLODE my diamond?
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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Largest diamond EVER. Who has it? Who wins?
The three largest diamonds ever found on planet Earth are under the control of three notable icons. So, where did they come from? How much did they cost? Where are they now? Take a look at three of the most unique and spectacular diamond crystals ever unearthed.
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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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Diamonds with heart: A Valentine’s Day story
Once upon a time… A lonely rough diamond met another. The two began growing together. For countless ages they shared […]
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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.
Read more »IGI Italy launches coral course & student scholarships
Marcianise, Italy (May 28, 2019) – Traditionally a topic included in seminars on organic stones, the International Gemological Institute (IGI) […]
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IGI Launches two associations
NAPLES (June 12, 2017) – The International Gemological Institute (IGI) will launch two new associations this week during a one-day […]
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