Australian Crystal Opal

Natural Australian crystal opal is defined by its stunning transparency and brilliant, floating play of color. Light passes entirely through these clear gemstones, illuminating internal flashes of red, orange, green, and blue that dance within the stone. Sourced primarily from Coober Pedy and Lightning Ridge, these solid stones are completely natural and untreated.

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Crystal Opal 1.07ct

AU$719
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1.37ct Natural Crystal Boulder Opal

AU$719
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1.64ct Natural Crystal Boulder Opal

AU$719
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9x6mm Crystal Opal Calibrated 5.59ct

AU$712
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1.79ct Natural Faceted Crystal Opal – Oval

AU$647
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1ct Natural Crystal Boulder Opal

AU$647
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1.5ct Crystal Opal Parcel 4pcs Calibrated 9x6mm 8x5mm

AU$619
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2.76ct Crystal Opal Parcel 4pcs Calibrated 10x7mm 8x5mm

AU$619
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3.83ct Crystal Boulder Opal

AU$604
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1.75ct Natural Crystal Boulder Opal

AU$604
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1.8ct Crystal Opal Parcel 6pcs Calibrated 8x5mm

AU$576
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4.5ct Natural Faceted Crystal Opal Pair – Oval

AU$547
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1.14ctw Natural Crystal Opal Pair Lightning Ridge

AU$525
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3.42ct Crystal Opal Parcel 6pcs Calibrated 10x7mm

AU$518
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2Pcs Crystal Opal Pair 1.16ctw

AU$518
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1.08ct Crystal Opal Lightning Ridge

AU$511
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2.04ct Crystal Boulder Opal

AU$504
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1.7ct Natural White Opal Heart Coober Pedy

AU$504
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2.06ct Natural Crystal Boulder Opal

AU$504
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1.3ct Natural Crystal Opal Lightning Ridge

AU$496

The Clarity and Versatility of Crystal Opal

Crystal opal is highly regarded by gemologists for its clean, light background and its high level of transparency. When held to the light, the body of a fine crystal opal is clear, yet it bursts into a kaleidoscope of brilliant spectral colors upon movement. Lightning Ridge also produces black crystal opals, which feature a darker translucent body tone that intensifies the color contrast.

We highly recommend custom designers review our how to set crystal opals guide to understand the optimal backing methods for crystal material. These gemstones are highly versatile and are frequently chosen for rings, earrings, and delicate pendants. Since they do not have an ironstone or potch backing, they look spectacular in settings that allow light to enter from multiple angles. For details on how purchase values are protected, please visit the Opal Galaxy best price guarantee page and see our certificate options on the opal certificates page.

Frequently Asked Questions

What is crystal opal?

Crystal opal is precious opal that is semi transparent to fully transparent, showing brilliant internal play of color.

Where is crystal opal mined?

The world’s largest producer is Coober Pedy, South Australia, with premium crystal also mined in Lightning Ridge.

Is crystal opal durable?

Like all solid opals, it has a hardness of five to six point five and requires care.

What is a black crystal opal?

It is a crystal opal with a darker translucent body tone that enhances color play.

Does Opal Galaxy provide certificates for crystal opals?

Yes, a digital certificate can be supplied for any purchase, with physical gemologist certificates available at cost.