Black onyx drop pendant 18x13mm - Hole: 1mm (1)
Oval cabochon Natural green onyx - 6x4mm (2)
Onyx is chalcedony quartz. Most Black Onyx that is commercially available today is colour enhanced (heated and dyed) to increase its depth of colou...
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Faceted cube bead heated blue onyx 7x7x7mm (2)
Cabochon Round Natural Green Onyx 12mm (1)
Pendant Oval Gold Stainless Steel - Black Onyx Cabochon 20x15mm (1)
Onyx is chalcedony quartz. Most Black Onyx that is commercially available today is colour enhanced (heated and dyed) to increase its depth of colou...
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Since ancient times, most Black Onyx on the market has been artificially coloured to produce the colour we have today. Black Onyx is the birthstone...
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Carved ginko leaf pendant in green onyx 22x16mm - Hole: 1mm (1)
Semi-drilled green onyx teardrop bead 15x9mm - Hole: 1mm - 1.
