Rock Candy – Fantasy Cut Gemstones

There’s  magic and fantasy in gemstones, and a group of cutters are master conjurers.

Read More >>

The Magic of the Fantasy Cut Gemstones

Fantasy cut gemstones exhibit so many unique optical characteristics that they often appear to live up to ancient lore – that gems are imbued with magical properties.

So called fantasy cut gemstones often owe their spectacular beauty to unique faceting artistry that is achieved through cutting non-traditional design elements. These techniques cause light to reflect and refract differently, surging into view as stunning displays of light and color along the gems’ surface and interior.

Read More >>

Citrine Buying Guide

Perhaps the most popular and frequently purchased yellow gemstone, citrine is a variety of quartz, and a November birthstone. While it’s an attractive alternative for topaz as well as yellow sapphire, natural citrine is actually quite rare, and those without color zoning or visible inclusions are highly sought after.

Read More >>

Topaz Buying Guide

One of November’s birthstones, topaz has the unique ability to show different colors in different crystal directions. Ancient civilizations believed that topaz gave them strength, long life, beauty, and intelligence.

Read More >>

Jinxed Gems

Everyone loves a good Halloween scare, so we scoured the gemological literature for stories about cursed gemstones. Here are a few tales we dug up about these bone-chilling beauties.

Read More >>

Tourmaline Buying Guide

Featuring one of the widest color ranges of any gem, tourmaline is one of October’s two birthstones. A favorite of mineral collectors everywhere, tourmalines come in all shapes, sizes, color saturations and tones – from expensive electric blues to affordable olive greens.

Read More >>
Home | FAQ | Site Map | GIA 4Cs Blog | Contact a Diamond Expert | Comments & Suggestions
4Cs Education | More Diamond Information | GIA Grading & Reports | Diamond Buying Guide | About GIA
Use of this site signifies your agreement to its terms of use. © 2002 - 2014 Gemological Institute of America Inc. GIA is a nonprofit 501(c)(3) organization. All rights reserved.
World Headquarters and The Robert Mouawad Campus 5345 Armada Drive, Carlsbad, California 92008 (760) 603-4000
This page was last updated Friday 28th of November 2014 06:36:28 AM