Sapphires from Anakie, Australia: A Closer Look at Blue, Yellow, Green and Bicolor Sapphires

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Some of the studied samples from Australia. Colors ranged from blue to dark blue, yellowish green, yellow, and greenish yellow to...

DECEMBER BIRTHSTONE

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TURQUOISE BIRTHSTONE MEANING & HISTORY Turquoise is a semi-translucent to opaque gem that ranges from blue to green...

JULY BIRTHSTONE

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Ruby is the July birthstone – and it’s one of the most coveted of gems. The name is derived from the...

Unknown Dendritic Inclusions in Sapphire

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Left: When the pinkish purple sapphire was viewed under darkfield illumination, the only inclusions visible underneath the table were zircon crystals...

Trapiche-Type Emeralds from Pakistan

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Growth pattern observed in a trapiche-type emerald from Swat, Pakistan. The slice shows two colorless cores and two intermediate lighter green...

Dramatic Color Zoning in Alexandrite

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Figure 1. The 8.55 ct alexandrite in daylight (left) and incandescent light (right). Photos by Nuttapol Kitdee.

Blue Inclusion in Rock Crystal Quartz

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Figure 1. This 118.16 ct polished modified cube of rock crystal quartz contains an interesting tuft of blue needles, which may...

Unusual Violet Maxixe Beryl

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Figure 1. This 26.72 ct Maxixe beryl has an unusual violet color. Photo by Diego Sanchez. ...

Tree in Rock Crystal Quartz

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Figure 1. This 80.60 ct rock crystal quartz cabochon contained an interesting tree-like metal sulfide inclusion. Photo by Robert Weldon.

MARCH BIRTHSTONE

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Aquamarine and bloodstone, March’s two birthstones, are very different when it comes to appearance, but they share a similar reputation for...
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Why Gold is Such a Valuable Commodity

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Over the centuries, gold has proven to be a top asset for governments, countries and individuals wanting to preserve their wealth and use it...

Hong Kong Show to Take Place in Singapore

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RAPAPORT... The organizers of the September Hong Kong diamond and jewelry show have temporarily moved the event to Singapore to enable overseas visitors...

Indian Cutters Face Sales Drop: Report

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RAPAPORT... India’s diamond trade is likely to see a slowdown in sales in the coming months as a result of the Russia crisis,...
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