Helvine Inclusions in Morganite

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Master Diamond Cutter Harvey Lieberman

A look at Harvey Liberman’s career as a renowned diamond cutter in New York’s Diamond District.

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Iridescent Tubes in Pezzottaite

A large purplish pink pezzottaite with growth banding and tube inclusions is examined in the Carlsbad laboratory.

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A Multicore Non-Bead Cultured Pearl

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Summer 2024 G&G Available Now

An overview of the Summer 2024 Gems & Gemology content.

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Akoya Cultured Pearl Prize in an Arcade-Style Claw Game

Arcade-style games in Japan dispense akoya pearl jewelry as prizes.

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Hammered Effect in a Worked Pearl

A natural saltwater pearl displays the optical illusion of a bumpy texture.

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Quarterly Crystal: Spessartine in California Quartz

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Unique Fingerprint in Montana Sapphire

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Metallic See-Through Backing on Omphacite Jade

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Natural-Looking Inclusions in a Ramaura Synthetic Ruby

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Cat’s-Eye Hexagonite

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Dance of Light and Color: Painted Labradorite

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Unusually Large Flux-Grown Synthetic Sapphire

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New Emerald Production from the Curlew Mine, Western Australia

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Large Natural Diamonds with Asteriated Cloud Inclusions

Two natural diamonds containing cloud inclusions that resemble stars are examined in the Carlsbad laboratory.

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International Jewelry Tokyo 2024

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G&G Facebook Group Surpasses 40,000 Members

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Heliodor and Aquamarine with Surface Etching

Hexagonal etch features are observed on the prismatic faces of heliodor and aquamarine crystals.

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Gem-Quality Anorthoclase Feldspar from Southeast Vietnam

Characterizes an anorthoclase variety of alkali feldspar found in southeast Vietnam and evaluates its potential for commercial use.

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