Jet, Onyx, and Black Jade

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Jet, Onyx, and Black Jade
Jet, Onyx, and Black Jade are all used for their dark black color, most often in inlay jewelry. Jet comes from organic origins, when decomposing wood is put under extreme pressure. Black Onyx is an oxide mineral that can come in a variety of colors, with black being the most popular. Black Jade is a form of Jade with extremely high iron content.