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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: 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: 679821
Weight: 6.68ct
Size: 20 x 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 240.48
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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: 697408
Weight: 2.17ct
Size: 13.4 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 65.75
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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: 697406
Weight: 2.94ct
Size: 13.5 x 9.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 74.24
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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: 679761
Weight: 7.14ct
Size: 19.9 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 214.20
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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: 517228
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.50
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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: 516217
Weight: 2.79ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 92.07
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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: 697511
Weight: 1.35ct
Size: 9.4 x 7.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 40.91
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ID: 501129
Weight: 1.46ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 57.82
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ID: 679817
Weight: 4.06ct
Size: 13.7 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 146.16
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ID: 705393
Weight: 2.42ct
Size: 12.8 x 9.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 72.60
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ID: 516357
Weight: 1.13ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 44.75
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ID: 696788
Weight: 0.60ct
Size: 9 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 18.18
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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: 705481
Weight: 2.30ct
Size: 11.6 x 8.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 69.00
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ID: 679432
Weight: 6.06ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 218.16
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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: 705380
Weight: 2.21ct
Size: 14 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 55.25
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ID: 501125
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.50
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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: 679981
Weight: 5.55ct
Size: 13.3 x 14.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 199.80
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ID: 705476
Weight: 1.75ct
Size: 12 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 52.50
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ID: 517224
Weight: 1.38ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 54.65
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ID: 518350
Weight: 1.18ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 38.94
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ID: 519557
Weight: 1.49ct (total)
Size: 6.1 x 4.2 mm
Clarity: Translucent
Content: 5 pcs
Price: $ 59.00
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ID: 705281
Weight: 2.40ct
Size: 11.9 x 9.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 72.00
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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: 473738
Weight: 2.84ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 78.46
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ID: 705395
Weight: 2.75ct
Size: 12.4 x 9.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 82.50
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ID: 705681
Weight: 1.19ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 35.70
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ID: 697513
Weight: 1.03ct
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 31.21
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ID: 473262
Weight: 5.51ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 152.22
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ID: 329804
Weight: 2.65ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 5 pcs
Price: $ 104.94
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ID: 518352
Weight: 1.01ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.00
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ID: 679756
Weight: 5.96ct
Size: 17.6 x 10.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 168.00
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ID: 518358
Weight: 1.22ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 48.31
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ID: 679823
Weight: 3.38ct
Size: 13.9 x 7.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 121.68
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ID: 679430
Weight: 6.46ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 232.56
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ID: 518360
Weight: 0.74ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 29.30
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ID: 680180
Weight: 2.00ct
Size: 7.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.00
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ID: 705358
Weight: 1.20ct
Size: 10 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.00
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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: 535411
Weight: 1.32ct
Size: 11 x 7.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.66
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ID: 679927
Weight: 1.47ct
Size: 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 52.92
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ID: 697039
Weight: 1.79ct
Size: 10.4 x 8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 54.24
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ID: 499850
Weight: 2.53ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 2 pcs
Price: $ 100.19
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ID: 696791
Weight: 0.83ct
Size: 9.8 x 6.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 20.96
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ID: 518356
Weight: 1.27ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 50.29
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ID: 473376
Weight: 2.35ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 64.93
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ID: 516218
Weight: 2.31ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 91.48
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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: 697758
Weight: 2.67ct (total)
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 80.90
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ID: 705670
Weight: 3.33ct
Size: 16.5 x 9.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 99.90
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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 -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
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 -> 7 star ratings

Okay thank you.

Posted By Bepc61 in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Great website, no hassle, easy check out and found everything I needed quickly

Posted By Chris in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Had no difficulty with the website. The only difficulty I had today was making the choice of what I wanted to purchase. There are just so many delicious stones to choose from!!

Posted By Desertchick in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I have ordered from Genselect before and always had a great experience. My go to source!

Posted By Kycaver in October, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I am never let down by GemSelect. I love that you get the exact stone you want. Shipping is always in a few days. I have spread the word about GemSelect on social media jewelry creating groups that I attend. This sapphire is going to make one gorgeous ring

Posted By Desertchick in April, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

very good

Posted By Son Gift in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

It was easy to find what I wanted

Posted By Villian in December, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Very good Hoping you will increase your inventory especially in the 6mmThanks

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very fast navigation and purchase, which is good. I need to strike while the iron is hot.

Posted By Tim G. in February, 2025
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.

Enlarged Gemstone Image