Summer 2015 - Volume 51, Issue 2
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Polished sphere with calcite inclusion
Apatite “Piñata”

A cracked apatite specimen reveals hidden treasure.

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Introduction to the Micro-World of Gems

G&G’s new column takes a closer look at the hidden wonders found in gemstones.

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Phenakite with cat’s eye viewed with point-source illumination.
Cat’s-Eye Phenakite

Inclusions create chatoyancy in a colorless phenakite cabochon.

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Pink sapphire bead with drill holes.
Unusual Pink Sapphire Bead

A pink sapphire bead with drill holes revealing ruby fragments is examined.

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Amber showing mite inclusion under shadowed transmitted and fiber-optic illumination.
Amber with Mite Inclusion

An unusual mite is preserved in a 30-million-year old amber specimen.

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Bicolor tourmaline double cabochon displaying pink and white chatoyant bands on opposite sides.
Bicolor Double-Eye Tourmaline

A tourmaline displaying different colors of chatoyancy on opposite sides of a double cabochon is examined.

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Gray musgravite displaying iridescence.
Iridescent Musgravite

A musgravite specimen’s inclusions result in an optical phenomenon unusual for the material.

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