South Seas Cultured Pearls

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South Seas Cultured Pearls - South Seas cultured pearls are (most commonly) grown by implanting a mother of pearl (MOP) spherical bead inside a...

Natural Pearls

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Natural Pearls - Pearls that are created by Mother Nature (and the oyster, of course) are called "Natural Pearls." There is no (intentional) human...
Westward Look Show

The Westward Look Show

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The Westward Look Show Some of the finest minerals in all of Tucson! 2023 – February 3 - 6 About the Westward Look Show "With literally hundreds of...

Bonhams Auction Results, Dec. 6

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Bonhams Auction Results, Dec. 6Los AngelesFine Gems, Lapidary Arts and Natural History the "more affordable" Auction... Bonhams maybe not as much in the news as Christie's...

Sotheby’s Magnificent Jewels

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Sotheby's Magnificent JewelsAuction Results, Wednesday Dec. 7 Gary Roskin - Roskin Gem News Report - December 14, 2022 - Christie's auction went first on Tuesday,...

from Gemworld International: Tanzanite

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2022GemFocus-DecTanzaniteDownload This feature is provided courtesy of Gemworld International, Inc., publishers of the GemGuide and Gem Market News.

Rio Tinto introduces the Diavik Midnight Sun

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jewellermagazine.com - Rio Tinto introduces the Diavik Midnight Sun jewellermagazine.com - Posted December 01, 2022 - Samuel Ord - Pink and yellow fancy colour diamonds...

From the Gem & Mineral Vault

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Rhodochrosite from Peru on view at the Harvard Mineralogical & Geological Museum (MGM), Cambridge, Massachusetts, across the Charles River from Boston. Photo by Gary Roskin

Famous Jewelry Houses Did Well Too!

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What We Can Learn From This Gary Roskin – Roskin Gem News Report – December 07, 2022 – VAN CLEEF & ARPELS RUBY AND EMERALD 'MYSTERY-SET' FLOWER BROOCH Calibré-cut...

Top Ten Results: Fancy Color Diamonds

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7 out of 10 - Fancy Color Diamonds! Gary Roskin -Roskin Gem News Report -December 07, 2022 - Rahul Kadakia, International Head of Jewelry, Christie's, sent...

What is a “Circular Brilliant”?

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The Palm Tree BroochChristie's Auction, Dec. 6 Gary Roskin -Roskin Gem News Report -December 07, 2022 - The Palm Tree Brooch, a Cartier estate piece, was...

Dr. Jeffrey Post: Minerals Talk Live

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Mineral Talks LIVE: Wednesday December 7, 2022 Do you want a more personal, in-depth connection with some of the most fascinating people in the mineral...

MUST READ

A Canary in the Ruby Mine

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A Canary in the Ruby Mine by E. Billie Hughes and Wim Vertriest Low-Temperature Heat Treatment Experiments on Burmese Ruby Detection of low temperature heat treatment in...