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

21.16ct Multicolor Boulder Opal, Fancy, Opaque

25.6 x 16.9 mm

$ 105.38

View Gem

14.98ct Multicolor Boulder Opal, Cushion, Opaque

20.2 x 13.9 mm

$ 87.03

View Gem

48.08ct Multicolor Opal, Pear Shape, Opaque

40.1 x 27.1 mm

$ 143.66

View Gem

50.36ct Multicolor Opal, Oval, Opaque

36.9 x 27 mm

$ 125.40

View Gem

34.16ct Multicolor Boulder Opal, Oval, Opaque

23.4 x 19.6 mm

$ 262.36

View Gem

20.80ct Multicolor Boulder Opal, Fancy, Opaque

32.3 x 16.8 mm

$ 113.94

View Gem

30.94ct Multicolor Boulder Opal, Fancy, Opaque

25.4 x 20.1 mm

$ 169.49

View Gem

33.71ct Multicolor Boulder Opal, Fancy, Opaque

32.6 x 22.1 mm

$ 184.67

View Gem

37.98ct Multicolor Opal, Pear Shape, Opaque

30 x 22 mm (calibrated)

$ 94.57

View Gem

15.88ct Multicolor Boulder Opal, Cushion, Opaque

23.1 x 12.2 mm

$ 110.71

View Gem

17.03ct Multicolor Boulder Opal, Fancy, Opaque

26.9 x 13.5 mm

$ 93.29

View Gem

0.89ctw Multicolor Opal, Oval, Transparent

7 x 5 mm (calibrated)

$ 203.14

View Gem

3.78ct Multicolor Opal, Pear Shape, Translucent

13.6 x 10 mm

$ 82.83

View Gem

21.39ct Multicolor Boulder Opal, Cushion, Opaque

16 x 16 mm (calibrated)

$ 164.04

View Gem

20.10ct Multicolor Boulder Opal, Cushion, Opaque

21.1 x 16.6 mm

$ 100.10

View Gem

21.82ct Multicolor Boulder Opal, Cushion, Opaque

20.7 x 16.1 mm

$ 167.34

View Gem

19.94ct Multicolor Boulder Opal, Marquise, Opaque

36.4 x 16.3 mm

$ 109.23

View Gem

41.37ct Multicolor Boulder Opal, Oval, Opaque

30 x 22 mm (calibrated)

$ 226.63

View Gem

35.99ct Multicolor Boulder Opal, Fancy, Opaque

45 x 23.8 mm

$ 107.53

View Gem

16.81ct Multicolor Boulder Opal, Fancy, Opaque

28.8 x 13.1 mm

$ 83.71

View Gem

42.73ct Multicolor Boulder Opal, Oval, Opaque

27 x 20 mm (calibrated)

$ 327.70

View Gem

20.55ct Multicolor Boulder Opal, Pear Shape, Opaque

31.9 x 16.1 mm

$ 112.58

View Gem

30.50ct Multicolor Boulder Opal, Pear Shape, Translucent

30 x 22 mm (calibrated)

$ 167.08

View Gem

1.09ct Multicolor Opal, Marquise, Transparent

13.8 x 5.6 mm

$ 48.85

View Gem

1 2 3 »

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

I love the products. I've bought them as gifts and people love my gifts

Posted By Love it! in February, 2026

Source: Bizrate

Overall Rating -> 10

Easy picking, fast checkout, secure shipping. Cana't ask for anything more than efficiency and a good price.

Posted By Beman in September, 2025

Source: Bizrate

Overall Rating -> 10

My experience was done with ease

Posted By Barb in October, 2025

Source: Bizrate

Overall Rating -> 9

The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.

Posted By Guero in March, 2026

Source: Bizrate

Overall Rating -> 8

The website was easy to use and there were a lot of good options, I was satisfied.

Posted By Brielly in January, 2026

Source: Bizrate

Overall Rating -> 10

I have a beautiful emerald I purchased from a company names gemselect and they are awesome! You should try them out?

Posted By Lynn in September, 2025

Source: Bizrate

→ View All GemSelect Reviews on Bizrate