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Shop Loose Black Opal | Natural Australian and Ethiopian Black Opals, High-Quality Opal Stones

Shop Loose Black Opal | Natural Australian and Ethiopian Black Opals, High-Quality Opal Stones

Welcome to our collection of loose black opals, featuring a stunning range of Australian black opals, natural black opal, and raw black opal gems. Known for their brilliant play-of-color and striking beauty, these gemstones include semi-black opals and solid black opals, ideal for custom jewelry or gem collectors. Explore our premium selection of Ethiopian black opals and high-quality black opal gems to find the perfect match for your next creation.

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ID: 679932
Weight: 7.64ct
Size: 16.8 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 275.04
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ID: 516217
Weight: 2.79ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 92.07
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ID: 696784
Weight: 1.71ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.82
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ID: 473850
Weight: 1.34ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.86
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ID: 517228
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.50
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ID: 679441
Weight: 5.66ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 169.80
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ID: 696787
Weight: 1.86ct
Size: 12.1 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 56.36
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ID: 679761
Weight: 7.14ct
Size: 19.9 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 214.20
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ID: 697408
Weight: 2.17ct
Size: 13.4 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 65.75
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ID: 679821
Weight: 6.68ct
Size: 20 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 240.48
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ID: 696794
Weight: 2.84ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 71.71
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ID: 679822
Weight: 5.36ct
Size: 12 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 192.96
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ID: 705665
Weight: 3.76ct
Size: 16.5 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 112.80
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ID: 705481
Weight: 2.30ct
Size: 11.6 x 8.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 69.00
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ID: 705388
Weight: 1.72ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 51.60
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ID: 679437
Weight: 8.74ct
Size: 19.6 x 12 mm
Clarity: Opaque
Content: 1 pc
Price: $ 314.64
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ID: 515928
Weight: 1.44ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 57.02
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ID: 705353
Weight: 0.88ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 26.40
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ID: 697037
Weight: 1.68ct
Size: 10.6 x 8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 50.90
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ID: 705554
Weight: 1.18ct
Size: 10.1 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.40
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ID: 516223
Weight: 2.12ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 83.95
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ID: 679813
Weight: 5.92ct
Size: 16.1 x 12.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 213.12
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ID: 697506
Weight: 1.45ct
Size: 17.1 x 6.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 43.93
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ID: 679977
Weight: 8.39ct
Size: 18.7 x 13.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 302.04
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ID: 697758
Weight: 2.67ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 80.90
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ID: 499849
Weight: 2.74ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 108.50
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ID: 697761
Weight: 3.63ct (total)
Size: 11.3 x 8.3 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 109.99
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ID: 679438
Weight: 10.34ct
Size: 18.4 x 13.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 372.24
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ID: 516359
Weight: 1.15ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 41.40
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ID: 679762
Weight: 5.76ct
Size: 15.4 x 11.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 172.80
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ID: 679981
Weight: 5.55ct
Size: 13.3 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 199.80
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ID: 696793
Weight: 1.22ct
Size: 13 x 7.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.97
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ID: 679759
Weight: 5.36ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 192.96
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ID: 705684
Weight: 1.17ct
Size: 9.3 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 35.10
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ID: 473117
Weight: 2.45ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 67.69
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ID: 499853
Weight: 2.86ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 113.26
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ID: 473931
Weight: 2.65ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 73.21
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ID: 519506
Weight: 1.41ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 55.84
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ID: 705424
Weight: 1.38ct
Size: 9.4 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.40
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ID: 473257
Weight: 5.55ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 153.34
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ID: 679935
Weight: 4.61ct
Size: 17.1 x 11.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 165.96
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ID: 705548
Weight: 1.44ct
Size: 11.5 x 7.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 43.20
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ID: 679925
Weight: 4.00ct
Size: 17.9 x 8.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.00
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ID: 697194
Weight: 1.05ct
Size: 10.9 x 6.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.81
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ID: 679975
Weight: 17.25ct
Size: 23.3 x 18 mm
Clarity: Opaque
Content: 1 pc
Price: $ 621.00
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ID: 516224
Weight: 1.70ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 61.20
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ID: 501347
Weight: 0.99ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 35.64
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ID: 499857
Weight: 2.91ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 115.24
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ID: 473741
Weight: 4.58ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 126.54
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ID: 705559
Weight: 2.07ct
Size: 12.1 x 9.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 62.10
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ID: 705669
Weight: 2.75ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 82.50
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ID: 329815
Weight: 5.72ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 205.92
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ID: 705406
Weight: 1.22ct
Size: 9.4 x 7.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.60
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ID: 697586
Weight: 1.09ct
Size: 9.4 x 7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.02
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ID: 680006
Weight: 4.55ct
Size: 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 163.80
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ID: 515935
Weight: 1.14ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 45.14
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ID: 515927
Weight: 1.27ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 50.29
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ID: 519507
Weight: 1.54ct (total)
Size: 6.2 x 4.4 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 55.44
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ID: 329131
Weight: 2.79ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 100.44
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ID: 705556
Weight: 2.18ct
Size: 11.7 x 8.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 65.40
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GemSelect Certified Store Reviews

GemSelect: Over 18 Years in the Gemstone Business! Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website was easy to use. As this is my first order, I reserve judgement on all else.

Posted By Online Shopper in August, 2024
Source: Bizrate

Why Choose Loose Black Opals?

Loose black opals are prized for their unique play-of-color and deep, dark body tones. From Australian black opals to Ethiopian black opals, these gemstones are versatile and perfect for creating custom jewelry pieces. Whether you're looking for a solid black opal or a semi-black opal, their natural beauty and rarity make them a top choice for gem enthusiasts and designers alike.

Understanding the Different Types of Black Opals

The most sought-after black opal gems include natural black opals, solid black opals, and semi-black opals. Australian black opals, often mined from Lightning Ridge, are known for their vivid colors, while Ethiopian black opals feature unique patterns and tones. For collectors, options like uncut black opals and raw black opals offer an unpolished glimpse into nature's artistry.

How to Care for Your Black Opal

Caring for your loose black opals is essential to maintain their beauty and value. Since opal black stones are sensitive to sudden temperature changes, store them in a safe, moisture-controlled environment. Whether you own a natural black opal or a semi-black opal, regular cleaning with a soft, damp cloth can help preserve their stunning appearance for years to come.

Find Your Perfect Black Opal Today

Our collection of loose black opals includes a wide variety of high-quality black opals, uncut black opals, and Australian opals. Whether you're searching for a black Australian opal or an Ethiopian black opal, we have the perfect gemstone to suit your style. Explore our selection and bring home a piece of natural beauty today.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

It was easy and to the point

Posted By Victorius in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Easy to conduct search, good amount of stock to select from along with variety of prices.

Posted By Que in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

Site is easy to navigate - details on cut, polish, and finish work and techniques were helpful. 3d view or wireframe diagram of stones would be nice.

Posted By Tb in August, 2024
Source: Bizrate

Overall Rating -> 9 star ratings

It is a good experience, it is easy to view the item, and easy to check out.

Posted By Neo in November, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

easy site to navigate

Posted By Curt's Cabochons in June, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I love the gems!

Posted By MM in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

nothing but good. always have a great selection. I am a hobbyist and only collect. Great prices. I could take all day looking at a small percent of all the gemstone, fantastic

Posted By Steve m. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The website was easy to use. As this is my first order, I reserve judgement on all else.

Posted By Online Shopper in August, 2024
Source: Bizrate

FAQ's

What is a loose black opal?

A loose black opal refers to a gemstone that is not set in any jewelry. These include natural black opals, high-quality black opals, and even uncut black opals, offering versatility for customization and design.

What makes Australian black opals unique?

Australian black opals are renowned for their vivid play-of-color and dark body tone, making them the most valuable type of opal. Mined in areas like Lightning Ridge, these Australian black opals are often considered the pinnacle of black opal gems.

How do Ethiopian black opals differ from Australian black opals?

Ethiopian black opals are known for their unique patterns and vibrant colors. While Australian black opals have a more traditional dark body tone, Ethiopian black opals can feature translucent and fiery patterns.

What are semi-black opals and solid black opals?

Semi-black opals, also called gray or dark opals, have a medium-dark body tone, whereas solid black opals have a pure dark background that enhances their play-of-color. Both types are popular among collectors of black opal gems.

Are raw black opals and uncut black opals the same?

Yes, raw black opals and uncut black opals refer to opals in their natural, unpolished state. These loose black opals are ideal for those who want to shape or customize the stone themselves.

How do I care for my loose black opals?

To maintain the brilliance of your black opals, including solid black opals and semi-black opals, avoid exposing them to sudden temperature changes or harsh chemicals. Store them in a safe, moisture-controlled environment.

Why are black opals so valuable?

Black opals, especially high-quality black opals from Australia, are rare and known for their stunning play-of-color. Natural black opals and solid black opals with vivid color patterns are particularly prized among collectors and jewelers.

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