Onyx
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Onyx

JEWELRY CLEANER

How To Clean Onyx

Onyx

Physical Description

A type of chalcedony (microcrystalline quartz) characterized by parallel bands of black and white. Has a smooth texture with a waxy to vitreous luster. Often used in carved jewelry and ornaments.

Color Range

Black sometimes with white streaks.

Mohs Hardness Scale

6.5-7 Mohs
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