Jewelry

Jewelry

Articles made from precious metals and often set with gemstones that are worn on the body for personal adornment.

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Jewelry > Gemstones

copper-bearing

Fashion; General jewelry

Gemstones that contain traces of copper are very rare and typically have a intense blue, blue-green or violet color. There was considerable excitement in the gem world when the ...

amethyst

Jewelry; Gemstones

Amethyst is one of the better-known members of the quartz family.

hematite

Jewelry; Gemstones

Hematite is the mineral form of oil oxide, one of several iron oxides.

Moonstone

Jewelry; Gemstones

Used in jewelry for centuries, the moonstone was named by the Romans. The Romans and the Greeks believed the moonstone was a gift from the lunar gods and goddesses. The chemical ...

adamantine

Jewelry; Gemstones

The term adamantine is used to describe any gemstone that has diamond-like luster. Only a few gems exhibit such exceptional light reflectance: cerrusite, sphalerite, and demantoid ...

adularescence

Jewelry; Gemstones

Adularescence is an optical phenomenon that manifests as a soft shimmer of light that moves within a gemstone as it is rolled back and forth. This property is most commonly ...