What makes Australian opals unique?

Australian opals are renowned for their vibrant colors and natural patterns, making them some of the most sought-after gemstones worldwide. Sourced from famous Australian opal mines like Coober Pedy and Lightning Ridge, these natural opals come in a variety of types, including Australian Black opal, Australian White opal, and solid Australian opal gemstones.

What are loose Australian opals used for?

Loose Australian opals are perfect for custom jewelry designs or as collectible gemstones. Whether you're looking for loose opal stones, opal cabochons, or Australian opal loose varieties, these gems add a touch of elegance to any creation.

Where do the best Australian loose opals come from?

Australia's opal mines, such as Coober Pedy and Lightning Ridge, are world-famous for producing high-quality opals. These mines yield stunning loose opals, including Australian Black opals and solid Australian opals, treasured for their exceptional beauty.

How can I care for my loose Australian opals?

To maintain the luster of your loose Australian opal, avoid exposure to harsh chemicals and extreme temperatures. These natural opals are delicate and should be handled with care to preserve their brilliance and unique patterns.

What is the difference between solid Australian opals and opal cabochons?

Solid Australian opals are single pieces of opal with natural patterns, while opal cabochons are opals cut and polished into rounded shapes for use in jewelry. Both are popular choices for creating unique and elegant designs.

Are Australian loose opals a good investment?

Yes, Australian loose opals, especially those from renowned mines like Lightning Ridge and Coober Pedy, are considered valuable. Natural opals such as Australian Black opals and Australian White opals hold their worth due to their rarity and beauty.

Can I find loose Australian opals in different sizes and shapes?

Absolutely! Loose Australian opals come in various sizes, shapes, and forms, including loose opal stones and opal cabochons, making them versatile for different design needs. Whether you prefer large statement pieces or smaller, intricate designs, there's an option for every taste.

Australian Opal: Natural Black and White Opal Stones, Calibrated Loose Australian Opals, Wholesale Opal

Australian Opal Weight

Australian Opal Size

Australian Opal Clarity

Australian Opal Price

Size Explained

Choose Size or Size Range

For Example: 6-7

For Example: 8-9

Bi-color

Black

Blue

Brown

Golden

Gray

Green

Multicolor Australian Opal

Orange

Pink

Purple

Red

Turquoise

Violet

White Australian Opal

Yellow

Single

Pairs

Lots

Faceted

Cabochons

Clear All

4.31ct Multicolor Boulder Opal, Oval, Translucent

15.8 x 10 mm

$ 30.05

View Gem

3.67ct Multicolor Opal, Oval, Transparent

13 x 9 mm (calibrated)

$ 91.38

View Gem

12.53ct Multicolor Boulder Opal, Oval, Opaque

17.8 x 13.7 mm

$ 62.40

View Gem

6.91ct Multicolor Boulder Opal, Fancy, Opaque

19.3 x 10.7 mm

$ 28.68

View Gem

14.46ct Multicolor Boulder Opal, Pear Shape, Opaque

23.6 x 13 mm

$ 79.22

View Gem

21.61ct Multicolor Opal, Oval, Opaque

7 x 17.3 mm

$ 64.57

View Gem

6.10ct Multicolor Boulder Opal, Fancy, Transparent

17 x 11.5 mm

$ 30.38

View Gem

2.95ct Multicolor Boulder Opal, Pear Shape, Opaque

11.5 x 8.5 mm

$ 12.24

View Gem

17.63ct Multicolor Boulder Opal, Fancy, Opaque

23.8 x 14.9 mm

$ 87.80

View Gem

10.82ct Multicolor Opal, Trillion, Opaque

15.9 x 15.3 mm

$ 269.42

View Gem

15.66ct Multicolor Boulder Opal, Oval, Opaque

18.4 x 14.5 mm

$ 77.99

View Gem

7.69ct Multicolor Boulder Opal, Oval, Opaque

16 x 12 mm (calibrated)

$ 53.62

View Gem

4.49ct Multicolor Boulder Opal, Pear Shape, Opaque

12.3 x 9.3 mm

$ 18.63

View Gem

10.97ct Multicolor Boulder Opal, Cushion, Opaque

17 x 11.4 mm

$ 54.63

View Gem

21.01ct Multicolor Opal, Pear Shape, Translucent

27.3 x 15.8 mm

$ 523.15

View Gem

3.51ct Multicolor Opal, Oval, Transparent

16.1 x 9.2 mm

$ 88.24

View Gem

12.97ct Multicolor Boulder Opal, Fancy, Translucent

19.6 x 15.8 mm

$ 90.43

View Gem

1.73ct Multicolor Opal, Oval, Transparent

12.6 x 8.6 mm

$ 77.54

View Gem

10.71ct Multicolor Boulder Opal, Fancy, Opaque

24.8 x 15.2 mm

$ 53.34

View Gem

36.09ct Multicolor Boulder Opal, Oval, Opaque

29.8 x 18.5 mm

$ 276.78

View Gem

1.00ct Multicolor Opal, Pear Shape, Transparent

9.2 x 6.4 mm

$ 24.90

View Gem

1.44ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 35.86

View Gem

1.59ct Multicolor Opal, Oval, Translucent

9.3 x 7.4 mm

$ 39.59

View Gem

2.02ct Multicolor Opal, Oval, Transparent

14.1 x 8.5 mm

$ 50.30

View Gem

« 1 2 3

...

20 »

Choose Page

1 - 29

Why Buy Australian Opal from GemSelect?

Trusted Worldwide Since 2003
Supplying natural gemstones to jewelers and collectors in 120+ countries
Verified natural gemstones
View All GemSelect Reviews on Bizrate
Secure checkout and insured worldwide delivery
30-day returns and satisfaction guarantee

GemSelect Certified Store Reviews

GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 9

It was fine . Wish there had been more round stones to select from

Posted By Emm in January, 2026

Source: Bizrate

Overall Rating -> 10

GemSelect is always my first choice for purchasing gemstones. The fact that the gems are always exactly as described and pictured on the website has earned my trust many times over. Even when I don't buy, I still love browsing all the beautiful stones. My new favorites are the bright green Tsavorites!

Posted By Lkcisneros in March, 2026

Source: Bizrate

Overall Rating -> 10

Over pretty well experience the your website no complaints about it very easy reliable service provided

Posted By Blas in January, 2026

Source: Bizrate

Overall Rating -> 8

It was fine

Posted By Na in April, 2026

Source: Bizrate

Overall Rating -> 10

Had a great experience and the prices are great

Posted By BuBx99 in November, 2025

Source: Bizrate

Overall Rating -> 10

Great selection. Maybe too great i kept adding and deleting stuff because i found better looking ones

Posted By Edsor works in October, 2025

Source: Bizrate

→ View All GemSelect Reviews on Bizrate