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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: 473738
Weight: 2.84ct (total)
Size: 8 x 6 mm (calibrated)
Clarity: Translucent
Content: 3 pcs
Price: $ 78.46
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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: 329805
Weight: 2.49ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 5 pcs
Price: $ 98.60
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ID: 516358
Weight: 1.50ct (total)
Size: 6 x 4.2 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 59.40
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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: 519506
Weight: 1.41ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 55.84
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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: 516359
Weight: 1.15ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 41.40
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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: 473741
Weight: 4.58ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 126.54
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ID: 473739
Weight: 5.23ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 144.49
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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: 473265
Weight: 5.54ct (total)
Size: 9 x 7 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 139.14
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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: 516357
Weight: 1.13ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 44.75
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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: 519511
Weight: 1.34ct (total)
Size: 6.1 x 4.2 mm
Clarity: Translucent
Content: 4 pcs
Price: $ 53.06
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ID: 519512
Weight: 1.26ct (total)
Size: 6 x 4 mm (calibrated)
Clarity: Translucent
Content: 4 pcs
Price: $ 49.90
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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: 329784
Weight: 2.54ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 100.58
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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: 500277
Weight: 2.79ct (total)
Size: 7 x 5 mm (calibrated)
Clarity: Opaque
Content: 4 pcs
Price: $ 110.48
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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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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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
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

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 -> 9 star ratings

I wish there were options for jewelry settings

Posted By Tim in May, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I'm happy.

Posted By Ray in January, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

This is a wonderful website

Posted By Bryan Diaz in September, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

love these guys been ordering since 2000 maybe

Posted By JHT in April, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

Easy website to navigate, lots of different varieties and options to choose from.

Posted By Brian in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

Gem Select has a user friendly website and the product is very good as is the price. The gems are described accurately and I always get what I think I'm getting.

Posted By Happy Customer in June, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I just bought some mystic quartz. Checkout was smooth and pleasant

Posted By Jay in July, 2024
Source: Bizrate

Overall Rating -> 10 star ratings

I always enjoy the selection and the unique cuts I can find here. I would love to see more hex cuts tho! Maybe some rose cuts too!

Posted By Blkfower83 in October, 2024
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

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