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

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ID: 680181
Weight: 4.45ct
Size: 10 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 160.20
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ID: 705475
Weight: 1.80ct
Size: 11.3 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 54.00
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ID: 697516
Weight: 1.12ct
Size: 11.8 x 7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 33.94
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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: 329799
Weight: 2.67ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 5 pcs
Price: $ 105.73
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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: 705398
Weight: 1.34ct
Size: 9.7 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 40.20
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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: 679823
Weight: 3.38ct
Size: 13.9 x 7.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 121.68
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ID: 697042
Weight: 1.45ct
Size: 10.7 x 7.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 43.93
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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: 501125
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.50
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ID: 530107
Weight: 1.37ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 43.40
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ID: 516220
Weight: 2.60ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 102.96
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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: 705406
Weight: 1.22ct
Size: 9.4 x 7.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.60
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ID: 679760
Weight: 5.08ct
Size: 14 x 10 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 182.88
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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: 705389
Weight: 2.93ct
Size: 12.7 x 9.9 mm
Clarity: Translucent
Content: 1 pc
Price: $ 87.90
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ID: 705386
Weight: 2.23ct
Size: 13 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 66.90
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ID: 516361
Weight: 1.28ct (total)
Size: 6 x 4.2 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 50.69
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ID: 530305
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 39.60
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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: 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: 705432
Weight: 1.54ct
Size: 10.5 x 8.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 46.20
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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: 473370
Weight: 3.64ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 100.57
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ID: 679820
Weight: 3.74ct
Size: 14 x 14 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 134.64
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ID: 519091
Weight: 0.91ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 30.03
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ID: 329784
Weight: 2.54ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 100.58
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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: 518350
Weight: 1.18ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 38.94
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ID: 679755
Weight: 4.80ct
Size: 15.8 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 172.80
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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: 705680
Weight: 0.92ct
Size: 8.5 x 6.6 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.60
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ID: 705384
Weight: 1.25ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 37.50
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ID: 705676
Weight: 1.38ct
Size: 9.1 x 7.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.40
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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: 696786
Weight: 1.40ct
Size: 10.4 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 42.42
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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: 473117
Weight: 2.45ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 67.69
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ID: 500364
Weight: 1.93ct (total)
Size: 8.3 x 6.1 mm
Clarity: Translucent
Content: 2 pcs
Price: $ 76.43
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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: 535411
Weight: 1.32ct
Size: 11 x 7.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 38.66
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ID: 473930
Weight: 2.30ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 57.77
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ID: 705560
Weight: 1.90ct
Size: 12 x 9.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 57.00
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ID: 705427
Weight: 0.97ct
Size: 9 x 6.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 29.10
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ID: 705354
Weight: 1.36ct
Size: 10 x 8 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 40.80
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ID: 705378
Weight: 2.07ct
Size: 12.1 x 9.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 62.10
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ID: 529750
Weight: 1.33ct
Size: 8.2 x 7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.13
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ID: 518357
Weight: 1.25ct
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 49.50
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ID: 705283
Weight: 2.42ct
Size: 14 x 9 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 72.60
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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: 473931
Weight: 2.65ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 73.21
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ID: 659808
Weight: 1.10ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 39.60
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ID: 500241
Weight: 1.74ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 2 pcs
Price: $ 68.90
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ID: 519505
Weight: 1.32ct (total)
Size: 6.3 x 4.3 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 52.27
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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: 679973
Weight: 4.85ct
Size: 13 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 174.60
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ID: 705375
Weight: 1.39ct
Size: 9.3 x 7.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.70
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FAQs

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.

GemSelect Certified Store Reviews

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

Overall Rating -> 10 star ratings

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

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

I love the product and the details about each of them.

Posted By Love It! in July, 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

All these questions, and I don't have to give any blood. What a Deal... I absolutely enjoy the Gem Select emails every month. This one today was special. I always say, I'll know it when I see it. This stone today was the One. Odd and Intriguing. Thank You So Much for all that you do.

Posted By G.W. in June, 2025
Source: Bizrate

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

I love the product and the details about each of them.

Posted By Love It! in July, 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.

Enlarged Gemstone Image