Australian Black Crystal Opal

Australian black crystal opal is a captivating hybrid variety that combines the absolute transparency of crystal opal with the deep contrast of a dark background. Sourced directly from Lightning Ridge, these translucent gemstones allow light to pass through their silica structure, illuminating vibrant, floating color play. Every black crystal opal in our collection is solid and untreated.

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2.12ct Natural Black Crystal Opal Neon Fuchsia Rainbow Fire

AU$6,412
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2.23ct Black Crystal Opal Chinese Writing Pattern

AU$1,113
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0.76ct Natural Black Crystal Opal Lightning Ridge

AU$1,091
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1.71ct Natural Black Crystal Opal Green Blue Fire

AU$977
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1.11ct Black Crystal Opal Heart – Green & Blue Fire

AU$642
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0.8ct Black Crystal Opal Heart – Blue and Violet Fire

AU$535
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4.98 ct Dark Crystal Opal Lightning Ridge

AU$342
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0.85ct Natural Black Crystal Opal Oval Lightning Ridge

AU$335

Translucent Depth and Bright Color Play

Mined in the sedimentary fields of Lightning Ridge, black crystal opal lacks opaque white potch on the back, allowing light to penetrate the entire silica body. Setting these stones in a closed back bezel setting traps light, maximizing color brilliance. Review our payment options page to secure your purchase.

Frequently Asked Questions

What is black crystal opal?

It is a transparent to translucent crystal opal with a dark gray to black body tone.

How is black crystal opal valued?

Value depends on color play, pattern, and the intensity of contrast created by the dark body tone.

How should black crystal opals be set?

They are best set in closed back bezel settings to maximize their internal color fire.