What is the Onyx gemstone? ()

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Onyx, Round Cabochon, 6mm

Onyx is a variety of Chalcedony from the Quartz family easily identifiable by its jet black colour and highly polished surface. These..

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Onyx, Round Cabochon, 8mm

Round Cabochon flat backed Natural gemstone Hardness: 6.5 - 7 on the Mohs scale Healing properties: Physical and Emotional Strength P..

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Onyx, Round Cabochon, 4mm

Onyx is a variety of Chalcedony from the Quartz family easily identifiable by its jet black colour and highly polished surface. These..

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Onyx, Flat Oval, 10x8mm

Onyx is a variety of Chalcedony from the Quartz family easily identifiable by its jet black colour and highly polished surface. These..

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Onyx, Flat Oval, 16x12mm

Onyx is a variety of Chalcedony from the Quartz family easily identifiable by its jet black colour and highly polished surface. These..

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