Natural Iolite Gemstones
Explore natural iolite gemstones in rich violet-blue shades, perfect for custom jewelry and collectors.
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Bi-color
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Black
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Blue Iolite
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Brown
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Golden
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Gray
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Green
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Multicolor
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Orange
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Pink
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Purple
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Red
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Turquoise
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Violet Iolite
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White
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Yellow
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Single |
Pairs |
Lots |
Faceted |
Cabochons |
0.26Ct Pinkish Violet Iolite, Emerald Cut, Vs-Si
5 x 3 mm (calibrated)
$ 12.48
0.12Ct Medium Light-Violet Iolite, Square, Vvs
3 x 3 mm (calibrated)
$ 5.76
0.27Ct Bluish Violet Iolite, Emerald Cut, Vs-Si
5 x 3 mm (calibrated)
$ 12.96
0.30Ct Deep Purple Iolite, Baguette, Vs-Si
5 x 3 mm (calibrated)
$ 14.40
0.18Ct Medium Light-Violet Iolite, Emerald Cut, Vs-Si
5 x 3 mm (calibrated)
$ 8.64
0.21Ct Silverish Blue Iolite, Emerald Cut, Vs
5 x 3 mm (calibrated)
$ 10.08
0.17Ct Silverish Blue Iolite, Round, Vs
4 mm (calibrated)
$ 8.16
0.21Ct Silverish Blue Iolite, Emerald Cut, Vvs-Vs
5 x 3 mm (calibrated)
$ 10.08
0.33Ct Medium Violet Iolite, Baguette, Vs-Si
5 x 3 mm (calibrated)
$ 15.84
0.30Ct Medium Violet Iolite, Baguette, Vs-Si
5 x 3 mm (calibrated)
$ 14.40
0.22Ctw Light Purplish Blue Iolite, Square, Vs
2.7 x 2.6 mm
$ 10.56
0.33Ct Medium Violet Iolite, Baguette, Vs
5 x 3 mm (calibrated)
$ 15.84
0.21Ct Dark Bluish Purple Iolite, Square, Vvs
3.6 x 3.6 mm
$ 10.08
0.25Ct Pinkish Violet Iolite, Emerald Cut, Vs
5 x 3 mm (calibrated)
$ 12.00
0.22Ctw Dark Bluish Purple Iolite, Square, Vvs-Vs
2.7 x 2.6 mm
$ 10.56
0.18Ctw Medium Light-Violet Iolite, Square, Vs
2.6 x 2.5 mm
$ 8.64
0.20Ctw Deep Purple Iolite, Square, Vs
2.6 x 2.6 mm
$ 9.60
Why Buy Iolite from GemSelect?
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- Supplying natural gemstones to jewelers and collectors in 120+ countries
- Verified natural gemstones
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Natural Iolite Gemstones
Our natural iolite gemstones are carefully selected for their deep violet-blue color and excellent transparency. Also known as cordierite, iolite is prized for its unique pleochroism, showing different shades when viewed from different angles.
Loose Iolite Stones Online
Buy loose iolite stones online with confidence at GemSelect. Choose from a wide variety of shapes, sizes, and calibrated options, all backed by detailed specifications and worldwide shipping.
Iolite for Custom Jewelry
Iolite is a durable gemstone with a Mohs hardness of 7 to 7.5, making it suitable for rings, earrings, pendants, and bracelets. Its rich blue-violet tones offer an affordable alternative to sapphire for elegant jewelry designs.
Faceted Iolite Stones
Faceted iolite gemstones maximize brilliance and highlight the stone’s natural color shifts. Popular cuts include oval, round, pear, and cushion shapes for both classic and modern settings.
Iolite Cabochons
Iolite cabochons feature smooth, polished surfaces that emphasize color depth and subtle internal characteristics. They are ideal for distinctive designer pieces and artisan jewelry.
Calibrated Iolite Sizes
We offer calibrated iolite gemstones in standard sizes such as 6 mm, 7 mm, and 8 x 6 mm, making them easy to set into pre-made jewelry mountings.
Iolite Birthstone & Meaning
Iolite is often associated with intuition, clarity, and inner vision. It is sometimes linked to the zodiac sign Sagittarius and is valued by collectors for both its beauty and symbolism.
Learn more about the properties, history, and gemological details on our Iolite Information Page.
FAQs
Is iolite a natural gemstone?
Yes, our iolite gemstones are 100% natural. Any treatments, if present, are fully disclosed for complete transparency.
What makes iolite unique?
Iolite is known for strong pleochroism, meaning it can display different colors such as blue, violet, and gray depending on the viewing angle.
Is iolite suitable for everyday rings?
With a Mohs hardness of 7 to 7.5, iolite is durable enough for occasional daily wear, though protective settings are recommended for rings.
Is iolite the same as cordierite?
Yes, iolite is the gem-quality variety of the mineral cordierite. The names are often used interchangeably in the gem trade.
Do you offer iolite in calibrated sizes?
Yes, we stock calibrated iolite gemstones in standard millimeter sizes suitable for commercial and custom jewelry settings.
Is iolite a birthstone?
Iolite is not a traditional modern birthstone, but it is sometimes associated with Sagittarius and is occasionally used as an alternative December gemstone.
GemSelect Certified Store Reviews
GemSelect: Over 22 Years in the Gemstone Business! Thank you for trusting us with your purchase!
Overall Rating -> 10 
It was easy to navigate
Overall Rating -> 10
The site provided lots of detail, factual data, and good photos. I also like the availability of searching by price range as well as by the type of stone.
Overall Rating -> 9 
The website was easy to use and informative of the selection of stones it has. I quickly found the right stone for me.
Overall Rating -> 9
The purchasing process is fairly quick and straightforward and for me user friendly so it probably took more or less than 3 minutes to purchase and pay for the items. I wish there was a discount offer for multiple items to encourage us buyers to purchase more an incentive and add more sales in your end. Besides that, it's been a great purchasing experience and will continue to shop as I am a repeat customer and have bought from your store many times before. Thank you.
Overall Rating -> 10
Very large selection from affordable to high end I will be coming back to shop again!
Overall Rating -> 10
I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!
