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

12.51ct Multicolor Boulder Opal, Fancy, Opaque

23.5 x 14.3 mm

$ 62.30

View Gem

1.12ct Multicolor Opal, Pear Shape, Transparent

9 x 6 mm (calibrated)

$ 27.89

View Gem

3.96ct Multicolor Opal, Oval, Translucent

13 x 9 mm (calibrated)

$ 87.48

View Gem

35.47ct Multicolor Opal, Oval, Opaque

37.8 x 23.4 mm

$ 105.98

View Gem

1.53ct Multicolor Opal, Oval, Transparent

10.3 x 7.5 mm

$ 38.10

View Gem

21.32ct Multicolor Boulder Opal, Oval, Opaque

27.3 x 13.1 mm

$ 163.50

View Gem

6.16ct Multicolor Boulder Opal, Fancy, Opaque

16.7 x 9.7 mm

$ 30.68

View Gem

27.17ct Multicolor Boulder Opal, Cushion, Opaque

33.3 x 11.9 mm

$ 148.84

View Gem

1.59ct Multicolor Opal Doublet, Pear Shape, Opaque

12 x 8 mm (calibrated)

$ 47.24

View Gem

19.05ct Multicolor Opal, Oval, Opaque

23.6 x 15.6 mm

$ 56.92

View Gem

1.06ct Multicolor Opal, Emerald Cut, Transparent

11.4 x 5.7 mm

$ 47.51

View Gem

1.30ct Multicolor Opal, Oval, Transparent

10 x 8 mm (calibrated)

$ 32.37

View Gem

0.94ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 257.47

View Gem

31.20ct Multicolor Boulder Opal, Pear Shape, Opaque

29.5 x 20.6 mm

$ 239.28

View Gem

6.91ct Multicolor Boulder Opal, Fancy, Opaque

19.3 x 10.7 mm

$ 28.68

View Gem

1.61ctw Multicolor Opal, Oval, Transparent

8 x 6 mm (calibrated)

$ 400.89

View Gem

0.64ct Multicolor Opal, Pear Shape, Transparent

7.3 x 5.2 mm

$ 15.94

View Gem

1.21ct Multicolor Opal, Oval, Transparent

9 x 7 mm (calibrated)

$ 30.13

View Gem

8.32ct Multicolor Boulder Opal, Pear Shape, Opaque

18.8 x 10.2 mm

$ 58.01

View Gem

11.51ct Multicolor Boulder Opal, Pear Shape, Opaque

26.8 x 14.6 mm

$ 57.32

View Gem

5.74ct Multicolor Opal, Oval, Transparent

14 x 11.5 mm

$ 142.93

View Gem

0.56ct Multicolor Opal, Pear Shape, Transparent

7 x 5 mm (calibrated)

$ 13.94

View Gem

1.51ct White Opal, Oval, Translucent

10 x 7 mm (calibrated)

$ 37.60

View Gem

7.48ct Multicolor Boulder Opal, Oval, Opaque

19.1 x 10.9 mm

$ 37.25

View Gem

« 1 2 3

...

15 »

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 -> 10

hassle free experience.

Posted By Jhidron in October, 2025

Source: Bizrate

Overall Rating -> 10

My experience was done with ease

Posted By Barb in October, 2025

Source: Bizrate

Overall Rating -> 10

On the clarity options it goes "and better" so if youre looking for si specifically and you click si and better it still shows you basically everything. It just removes the opaques. Itd be nice if it was vs only, vss only, si only, etc

Posted By Iamnotakrustykrab in December, 2025

Source: Bizrate

Overall Rating -> 10

I feel Gemselect is a trustworthy company to buy from

Posted By Becky in October, 2025

Source: Bizrate

Overall Rating -> 10

It was great! Great photos

Posted By Marcia in June, 2026

Source: Bizrate

Overall Rating -> 8

It was fine

Posted By Na in April, 2026

Source: Bizrate

→ View All GemSelect Reviews on Bizrate