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Shop Loose Boulder Opal: Cabochons, Natural Boulder Opal for Jewelry

Shop Loose Boulder Opal: Cabochons, Natural Boulder Opal for Jewelry

Discover our stunning collection of loose boulder opal gemstones, sourced from the finest Australian boulder opal origins. Known for their vibrant boulder opal colors and unique patterns, these gems make an exceptional choice for custom boulder opal jewelry. Choose from raw boulder opal, polished stones, or beautifully cut boulder opal cabochons to suit your design needs. Whether you're drawn to the natural beauty or the deep meaning and value of these gems, our selection offers a diverse range of options.

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ID: 575226
Weight: 35.99ct
Size: 45 x 23.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 129.56
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ID: 679214
Weight: 19.33ct
Size: 26 x 15.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 115.98
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ID: 521754
Weight: 30.94ct
Size: 25.4 x 20.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 204.20
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ID: 628050
Weight: 17.73ct
Size: 23.7 x 15.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 106.38
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ID: 575232
Weight: 35.80ct
Size: 36.6 x 19.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 141.77
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ID: 678766
Weight: 21.16ct
Size: 25.6 x 16.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 126.96
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ID: 678676
Weight: 23.38ct
Size: 25.3 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 140.28
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ID: 523722
Weight: 33.71ct
Size: 32.6 x 22.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 222.49
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ID: 522410
Weight: 20.80ct
Size: 32.3 x 16.8 mm
Clarity: Opaque
Content: 1 pc
Price: $ 137.28
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ID: 523720
Weight: 17.29ct
Size: 27 x 17.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 114.12
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ID: 628406
Weight: 24.07ct
Size: 22.2 x 18.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 144.42
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ID: 521765
Weight: 25.75ct
Size: 21 x 18.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 169.96
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ID: 522982
Weight: 17.03ct
Size: 26.9 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 112.40
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ID: 628411
Weight: 16.81ct
Size: 28.8 x 13.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.86
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ID: 628049
Weight: 7.58ct
Size: 18 x 9.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 45.48
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ID: 679222
Weight: 5.77ct
Size: 18.1 x 11.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.62
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ID: 523156
Weight: 16.01ct
Size: 30.6 x 12.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 105.67
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ID: 718513
Weight: 17.99ct
Size: 9.7 x 17.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 107.94
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ID: 628393
Weight: 10.65ct
Size: 20.2 x 13.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 63.90
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ID: 678873
Weight: 11.00ct
Size: 22.3 x 11.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 66.00
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ID: 718515
Weight: 40.27ct
Size: 41.4 x 24.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 241.62
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ID: 679224
Weight: 8.10ct
Size: 21.3 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 48.60
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ID: 628388
Weight: 18.63ct
Size: 19.6 x 17.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 111.78
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ID: 678876
Weight: 4.92ct
Size: 15.3 x 9.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 29.52
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ID: 636046
Weight: 10.15ct
Size: 18 x 13 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 85.26
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ID: 627971
Weight: 9.50ct
Size: 18.2 x 14 mm
Clarity: Opaque
Content: 1 pc
Price: $ 57.00
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ID: 365252
Weight: 10.04ct
Size: 15.2 x 12.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 92.77
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ID: 678881
Weight: 22.35ct
Size: 25.9 x 22 mm
Clarity: Opaque
Content: 1 pc
Price: $ 134.10
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ID: 678875
Weight: 6.10ct
Size: 17 x 11.5 mm
Clarity: Transparent
Content: 1 pc
Price: $ 36.60
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ID: 718605
Weight: 10.71ct
Size: 24.8 x 15.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.26
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ID: 718514
Weight: 12.00ct
Size: 26 x 16.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 72.00
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ID: 628032
Weight: 9.26ct
Size: 21.4 x 15.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 77.78
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ID: 678767
Weight: 10.26ct
Size: 19.2 x 10.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 61.56
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ID: 628391
Weight: 16.83ct
Size: 23.2 x 16 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.98
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ID: 718554
Weight: 16.59ct
Size: 29.3 x 14.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 99.54
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ID: 524128
Weight: 19.30ct
Size: 25.4 x 21.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 127.38
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ID: 627963
Weight: 10.36ct
Size: 19.6 x 11.4 mm
Clarity: Translucent
Content: 1 pc
Price: $ 62.16
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ID: 678878
Weight: 9.92ct
Size: 17.4 x 15.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 59.52
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ID: 627969
Weight: 12.51ct
Size: 23.5 x 14.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 75.06
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ID: 636047
Weight: 12.97ct
Size: 19.6 x 15.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 108.95
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ID: 718555
Weight: 63.70ct
Size: 29.5 x 29.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 382.20
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ID: 718611
Weight: 21.73ct
Size: 25.7 x 20.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 130.38
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ID: 718516
Weight: 45.10ct
Size: 41.1 x 26.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 270.60
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ID: 679145
Weight: 17.63ct
Size: 23.8 x 14.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 105.78
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ID: 718563
Weight: 58.43ct
Size: 35.6 x 29.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 350.58
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ID: 679220
Weight: 9.73ct
Size: 16 x 12 mm (calibrated)
Clarity: Opaque
Content: 1 pc
Price: $ 58.38
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ID: 523719
Weight: 10.79ct
Size: 23.3 x 13.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.74
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ID: 718610
Weight: 16.76ct
Size: 29.1 x 12.2 mm
Clarity: Opaque
Content: 1 pc
Price: $ 100.56
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ID: 678674
Weight: 16.25ct
Size: 29.7 x 15 mm
Clarity: Opaque
Content: 1 pc
Price: $ 97.50
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ID: 575199
Weight: 11.61ct
Size: 18.8 x 12.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 41.80
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ID: 678678
Weight: 8.27ct
Size: 27.2 x 8.3 mm
Clarity: Opaque
Content: 1 pc
Price: $ 49.62
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ID: 627857
Weight: 11.60ct
Size: 19.8 x 15.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 69.60
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ID: 575168
Weight: 11.89ct
Size: 29.6 x 9.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 42.80
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ID: 718609
Weight: 17.56ct
Size: 24 x 16.7 mm
Clarity: Opaque
Content: 1 pc
Price: $ 105.36
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ID: 718639
Weight: 27.89ct
Size: 25.7 x 23.1 mm
Clarity: Opaque
Content: 1 pc
Price: $ 167.34
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ID: 718511
Weight: 23.45ct
Size: 21.7 x 17.9 mm
Clarity: Opaque
Content: 1 pc
Price: $ 140.70
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ID: 718553
Weight: 22.81ct
Size: 29.2 x 16.4 mm
Clarity: Opaque
Content: 1 pc
Price: $ 136.86
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ID: 627961
Weight: 12.38ct
Size: 25 x 18 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 74.28
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ID: 718602
Weight: 10.68ct
Size: 20.1 x 16.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 64.08
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ID: 627851
Weight: 14.54ct
Size: 20 x 13.5 mm
Clarity: Opaque
Content: 1 pc
Price: $ 87.24
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FAQs

What is boulder opal, and where does it come from?

Boulder opal is a unique type of opal that forms naturally within ironstone rock, giving it a beautiful mix of colors and textures. The primary origin of boulder opal is Australia, where it is highly valued for its vibrant colors and durability.

Why choose loose boulder opal for jewelry?

Loose boulder opal offers flexibility for custom designs, making it perfect for creating unique boulder opal jewelry. Available in forms like raw boulder opal, polished boulder opal, and boulder opal cabochon, each piece highlights the natural beauty and rich colors that boulder opal gemstones are known for.

What colors are found in boulder opal gemstones?

Boulder opal colors are incredibly diverse, ranging from blues and greens to reds and purples. Each boulder opal crystal has its unique color pattern, influenced by the natural formation within the rock, making every gemstone one-of-a-kind.

Is Australian boulder opal different from other opals?

Yes, Australian boulder opal is distinct for its unique origin and vibrant color play. Unlike other types of opal, boulder opal forms within a matrix of ironstone, adding durability and a distinct look that is highly prized in the gemstone world.

What is the meaning and value of boulder opal?

Boulder opal meaning is often associated with grounding, creativity, and inspiration. Many believe it has healing properties that promote emotional stability. The value of boulder opal depends on factors like color intensity, pattern, and the quality of the opal within the ironstone matrix.

How should I care for my boulder opal jewelry?

Boulder opal jewelry is relatively durable but should still be handled with care. Avoid exposing your loose boulder opal or boulder opal cabochons to harsh chemicals or extreme temperatures to preserve their natural colors and shine.

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

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
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

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

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 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

Understanding the Unique Beauty of Boulder Opal Gemstones

Boulder opal gemstones are treasured for their striking play of colors and organic patterns, making them one-of-a-kind choices for collectors and jewelry enthusiasts. These natural boulder opal stones, often sourced from Australia, are highly valued for their vibrant hues and durability, ideal for creating unique boulder opal jewelry.

Choosing the Perfect Loose Boulder Opal for Your Collection

Our selection of loose boulder opal includes an array of options to fit any design preference. From the raw beauty of raw boulder opal to the refined elegance of boulder opal cabochons, each piece showcases its own unique boulder opal colors and patterns. Discover a gemstone that aligns with your style and vision.

The Value and Meaning of Boulder Opal

Renowned for its transformative and grounding energy, the meaning of boulder opal goes beyond aesthetics. Many appreciate this gemstone not only for its beauty but also for its symbolic properties. Whether you’re drawn to its healing properties or its potential boulder opal value, each stone offers both visual appeal and meaningful depth.

Read All

Over 19 Years in the Gemstone Business!

Thank you for trusting us with your purchase!

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones. .

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 9 star ratings

I did not have any problems

Posted By Clilrichard in January, 2025
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

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

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

Posted By Ibie in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

looked at pink stones and at sapphires bought some sapphires. I love looking and collecting gemstones..

Posted By Steven M. in February, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Site is easy to navigate and the variety is great and how often new products are added is also great.

Posted By Jhidron in March, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Enjoyed shopping.

Posted By Chris in March, 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 boulder opal, and where does it come from?

Boulder opal is a unique type of opal that forms naturally within ironstone rock, giving it a beautiful mix of colors and textures. The primary origin of boulder opal is Australia, where it is highly valued for its vibrant colors and durability.

Why choose loose boulder opal for jewelry?

Loose boulder opal offers flexibility for custom designs, making it perfect for creating unique boulder opal jewelry. Available in forms like raw boulder opal, polished boulder opal, and boulder opal cabochon, each piece highlights the natural beauty and rich colors that boulder opal gemstones are known for.

What colors are found in boulder opal gemstones?

Boulder opal colors are incredibly diverse, ranging from blues and greens to reds and purples. Each boulder opal crystal has its unique color pattern, influenced by the natural formation within the rock, making every gemstone one-of-a-kind.

Is Australian boulder opal different from other opals?

Yes, Australian boulder opal is distinct for its unique origin and vibrant color play. Unlike other types of opal, boulder opal forms within a matrix of ironstone, adding durability and a distinct look that is highly prized in the gemstone world.

What is the meaning and value of boulder opal?

Boulder opal meaning is often associated with grounding, creativity, and inspiration. Many believe it has healing properties that promote emotional stability. The value of boulder opal depends on factors like color intensity, pattern, and the quality of the opal within the ironstone matrix.

How should I care for my boulder opal jewelry?

Boulder opal jewelry is relatively durable but should still be handled with care. Avoid exposing your loose boulder opal or boulder opal cabochons to harsh chemicals or extreme temperatures to preserve their natural colors and shine.

Enlarged Gemstone Image