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Black Crystal Opal Pair 8.61ct Sparkling Fire
AU$2,837Genuine Australian opal pair features Sparkling green and blue fire. An ideal matched pair of loose gemstones for custom earring design, cufflinks, or an October birthstone project.
Dimensions: 18.5 mm x 10.9 mm x 3.3 mm
Opal Type: Solid Black Crystal Opal
Origin: Wee Warra Field, Lightning Ridge, Australia
Total Weight: 8.61 ct
Black Crystal Opal Matching Pair 9.22ct Sparkling Multicolor Fire
AU$8,936Genuine Australian opal pair features multicolor play of color. An ideal matched pair of loose gemstones for custom earring design, cufflinks, or an October birthstone project.
Dimensions: 14.7 x 12.1 x 3.9 mm
Opal Type: Solid Black Crystal Opal
Origin: Allawah, Lightning Ridge Australia
Total Weight: 9.22 ct
Black Opal 5.23ct Large Multicolor Fire
AU$3,262Genuine Australian opal features multicolor play of color. This solid gemstone for a bespoke statement pendant, a luxury October birthstone project, or a rare gem collector gift.
Carat Weight: 5.23ct approx
Dimensions: 24.2 x 15.5 x 2.4 mm
Opal Type: Solid Black Opal
Origin: Mulga, Lightning Ridge Australia
100% natural solid Australian opal. No treatments. No doublets or triplets. Not Ethiopian opal or assembled stone.
Opal Earrings 14k Yellow Gold Hook style
AU$1,485Australian opal earrings set in 14K yellow gold. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Earring Size: 26 x 8.3 mm approx
Total Weight: 10.25 ct
Opal Earrings 14k Yellow Gold Stud
AU$1,201Australian opal earrings set in 14K yellow gold. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Earring Size: 10.5 x 6.5 mm approx
Total Weight: 7.12 ct
Opal Earrings 14k Yellow Gold Stud
AU$1,201Australian opal earrings set in 14K yellow gold feature natural diamond accents. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Gemstone: Natural Diamonds
Earring Size: 9.2 x 5.4 mm approx
Total Weight: 7.56 ct
Opal Earrings 14k Yellow Gold with Diamond 8.68ct
AU$929Australian opal earrings set in 14K yellow gold feature natural diamond accents. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Gemstone: Natural Diamonds
Earring Size: 11×9 mm approx
Total Weight: 8.68 ct
Black Opal 1.75ct Bright Multicolor Fire
AU$3,475Genuine Australian opal features a rainbow play of color. Polished into an oval cabochon shape, for custom ring design, an October birthstone project, or a rare gem collector gift.
Type: Natural Solid Untreated Black Opal
Origin: Mulga Opal Fields, Lightning Ridge, Australia
Dimensions:12.6 mm x 8.5 mm x 2.5 mm approx
Weight: 1.75 ct approx
Opal Earrings 14k Yellow Gold Diamond
AU$1,201Australian opal earrings set in 14K yellow gold feature natural diamond accents. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Gemstone: Natural Diamonds
Earring Size: 10.7 x 9.1 mm approx
Total Weight: 7.45 ct
Opal Earrings 14k Yellow Gold Diamond
AU$1,251Australian opal earrings set in 14K yellow gold feature natural diamond accents. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Gemstone: Natural Diamonds
Earring Size: 10.8 x 9.6 mm approx
Total Weight: 8.33 ct
Opal Earrings 14k Yellow Gold Diamond
AU$1,251Australian opal earrings set in 14K yellow gold feature natural diamond accents. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Gemstone: Natural Diamonds
Earring Size: 10.8 x 9.4 mm approx
Total Weight: 8.59 ct
Australian Crystal Opal Earrings Sterling Silver
AU$450Genuine Australian crystal opal earrings set in sterling silver. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid Sterling Silver (Stamped 925)
Opal Type: Natural Australian Crystal Opal
Gemstone: Cubic Zirconia
Earring Size: 10.5mm x 8.86mm approx
Total Weight: 9.7 ct approx
Opal Earrings Studs 9K Yellow Gold
AU$409Brilliant Blue and Green Fire Australian opal stud earrings set in solid 9K yellow gold.Â
Australian opal doublet dainty stud earrings set in solid gold. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 9K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Stone Size: 4 mm round approx
Total Weight: 2.94ct
Opal Earrings Studs 9K Gold
AU$409Brilliant Blue and Green Fire Australian opal stud earrings set in solid 9K yellow gold.Â
Australian opal doublet dainty stud earrings set in solid gold. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 9K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Stone Size: 4 mm round approx
Total Weight: 2.91ct
Dainty Opal Earrings Studs 14K Yellow Gold
AU$516Brilliant Blue and Green Fire Australian opal stud earrings set in solid 14K yellow gold.Â
Australian opal doublet dainty stud earrings set in solid gold. Comes with a gift box and jewelry cleaning cloth.
Metal: Solid 14K Yellow Gold (Stamped)
Opal Type: Australian Opal Doublet
Opal Color: Green Blue
Stone Size: 4 mm round approx
Total Weight: 3.35ct
Boulder Opal Specimens Rough 1.65kg
Weight: 1.65 kilogram total weight
Dimensions: See ruler in image
Source: Winton, QLD, Australia
Quantity: 2 piece
Price: $150
Description:
Large Boulder Opal Specimen ideal for cutting. Opal is wet to show color and taken under natural sunlight on a phone camera.
Boulder Opal Specimen Rough 1.6kg
Weight: 1.6 kilogram total weight
Dimensions: See ruler in image
Source: Winton, QLD, Australia
Quantity: 1 piece
Price: $170
Description:
Large Boulder Opal Specimen ideal for cutting. Opal is wet to show color and taken under natural sunlight on a phone camera.Â
Boulder Opal 4.6ct Vivid Multicolor Fire
AU$2,681Genuine Australian boulder opal features a rare vivid pinkish orange yellow fire. Cut with a highly polished smooth surface, this premium loose stone is ready to make into a custom ring or high end jewelry design.
Type: Natural Solid Boulder Opal Gemstone
Origin: Winton, Queensland, Australia
Dimensions: 18.5mm x 7.3mm x 4mm approx
Weight: 4.6 ct approx
Dark Opal 3.73 ct Vivid Multicolor Fire
AU$2,0003.73ct Genuine Australian dark opal features a rainbow play of color. Polished into an oval cabochon shape, it is ready for a custom ring or pendant.
Carat Weight: 3.73 ct approx
Dimensions: 14.2mm x 11.8mm x 3.3mm approx
Opal Type: Solid Dark Opal
Origin: Mulga, Lightning Ridge Australia
Shape: Oval Cabochon
Boulder Opal Rough Bulk Parcel 17kg
Weight: 17kg
Dimensions: See ruler in image
Source: Queensland, Australia
Price: $1000
Description:
Opals are wet to show color and taken under natural late afternoon sunlight conditions. Price includes worldwide registered shipping. EMS Express and Fedex shipping unavailable for this parcel.
Natural Australian Opal
Explore genuine natural Australian opals from the world’s premier opal fields including Lightning Ridge, Queensland, and South Australia. Our collection features stunning black opals with intense color displays, vibrant boulder opals with natural ironstone backing, luminous crystal opals showcasing transparency, and elegant white opals with soft pastel hues. Each opal is ethically sourced, 100 percent natural and untreated, displaying unique play of color with brilliant flashes of red, blue, green, and rainbow patterns that make every stone genuinely irreplaceable.
Shop loose opal gemstones perfect for custom jewelry creation, finished opal rings and pendants in silver, gold, and platinum settings. Whether you are a collector seeking investment quality specimens, a jeweler sourcing premium gemstones, or someone drawn to the mesmerizing beauty of Australian opals, our curated selection delivers exceptional quality, authenticity, and the timeless appeal of Australia’s national gemstone celebrated worldwide as the October birthstone.
Natural Australian Opal FAQs
What is Australian opal?
Australian opal is a precious gemstone formed from silica deposits that displays unique play of color with flashes of blue, green, red, orange, and rainbow hues. Australia produces over 95 percent of the world’s precious opals from mining fields including Lightning Ridge, Queensland, and South Australia, making it the global center for opal production.
What are the different types of Australian opals?
The main types of Australian opals include black opal from Lightning Ridge with dark backgrounds enhancing color displays, boulder opal from Queensland with natural ironstone backing, crystal opal featuring transparency and luminosity, and white opal from South Australia with lighter milky backgrounds and pastel colors.
How do I know if my Australian opal is real?
Real Australian opals display natural play of color that shifts with movement and viewing angle, have irregular patterns unique to each stone, and show depth when examined closely. Doublets and triplets have visible layers when viewed from the side, while solid opals are cut from single pieces. Professional gemological testing can confirm authenticity definitively.
How do I care for my Australian opal jewelry?
Remove opal jewelry before swimming, bathing, or using harsh chemicals. Clean gently with mild soap and lukewarm water using a soft cloth. Avoid extreme temperature changes and prolonged direct sunlight. Store opals separately in soft pouches to prevent scratching from harder gemstones. With proper care, Australian opals remain beautiful for generations.
What is the difference between black opal and white opal?
Black opal features a dark background that makes colors appear more vivid and dramatic, found primarily at Lightning Ridge. White opal has a lighter milky background displaying softer pastel colors, sourced mainly from South Australian fields like Coober Pedy. Both are genuine precious opals with play of color.
Can Australian opals be worn every day?
Yes, Australian opals can be worn daily with reasonable care. Boulder opals are particularly durable due to their natural ironstone backing. Remove opal jewelry during activities involving impacts, chemicals, or extreme temperatures. Rings may require more careful wear than pendants or earrings due to exposure.
Why is Lightning Ridge famous for opals?
Lightning Ridge is famous for producing the world’s finest black opals with exceptional color displays on dark backgrounds. The unique geological conditions in this New South Wales region created over millions of years result in opals found nowhere else on Earth, making Lightning Ridge material highly sought after by collectors worldwide.