Whether it's understanding gemological or jewelry terms in an article you're reading or simply gaining a greater understanding of the world of jewelry and gemstones, our Jewelry & Gem Dictionary is a handy reference guide. And, unlike most dictionaries, ours makes for interesting reading all on its own!

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XAGA
Xaga is a type of obsidian found in California, USA.

XALOSTOCITE
Xalostocite is a pink grossular garnet that is found in a matrix of white marble. Xalostocite is found in Xalostoc, Mexico.

XYLOID JASPER
Xyloid jasper is jasperized wood (petrified wood). It is wood that has fossilized—all the original chemicals have been replaced with minerals, making a stone-like replica of the original wood.

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