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Natural Kornerupine Gemstones

Discover rare and distinctive Kornerupine gemstones in a range of natural earthy and green tones.

Kornerupine Weight
Kornerupine Size
Kornerupine Clarity
Kornerupine Price

Size Explained

Choose Size or Size Range
For Example: 6-7
For Example: 8-9
Bi-color
Black
Blue
Brown Kornerupine
Golden
Gray
Green Kornerupine
Multicolor
Orange
Pink
Purple
Red
Turquoise
Violet
White
Yellow
Single
Pairs
Lots
Faceted
Cabochons
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0.45ct Dark Green Kornerupine, Emerald Cut, VS

5.3 x 3.7 mm

$ 20.80

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1.34ct Dark Brown Kornerupine, Pear Shape, VVS

9 x 6 mm (calibrated)

$ 88.44

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0.36ctw Warm Forest Green Kornerupine, Oval, VS

3.8 x 3 mm

$ 23.76

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1.44ct Medium Brown Kornerupine, Oval, VS

7.7 x 6.4 mm

$ 144.00

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0.18ct Warm Forest Green Kornerupine, Emerald Cut, VVS-VS

3.9 x 2.9 mm

$ 11.88

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0.26ct Medium Dark-Green Kornerupine, Square, VVS-VS

3.7 x 3.6 mm

$ 17.16

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0.15ct Warm Forest Green Kornerupine, Square, VVS

3 x 3 mm (calibrated)

$ 9.90

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0.28ct Forest Green Kornerupine, Baguette, VVS

5.5 x 3.1 mm

$ 28.90

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3.33ctw Brownish Green Kornerupine, Oval, VVS-VS

5.3 x 3.8 mm

$ 131.87

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0.25ct Warm Forest Green Kornerupine, Oval, VVS-VS

4.3 x 3.4 mm

$ 16.50

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0.18ct Deep Green Kornerupine, Square, VS

3.2 x 3.2 mm

$ 11.88

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1.90ctw Dark Brown Kornerupine, Oval, VVS-VS

5.7 x 4 mm

$ 100.32

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1.58ct Greenish Brown Kornerupine, Oval, VVS

7.9 x 6.4 mm

$ 158.00

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0.20ct Sage Green Kornerupine, Round, VS

3.7 mm

$ 11.00

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0.41ct Brownish Green Kornerupine, Emerald Cut, VS

4.7 x 3.8 mm

$ 24.60

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0.27ct Warm Forest Green Kornerupine, Oval, VVS

4.5 x 3.4 mm

$ 10.56

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1.65ct Greenish Brown Kornerupine, Pear Shape, VVS

9.2 x 5.8 mm

$ 165.00

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1.42ct Greenish Brown Kornerupine, Oval, VVS-VS

9.9 x 5.3 mm

$ 93.72

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0.35ct Warm Forest Green Kornerupine, Emerald Cut, VS-SI

5 x 3.4 mm

$ 36.12

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2.11ctw Greenish Brown Kornerupine, Oval, VVS-VS

6.3 x 4.5 mm

$ 111.41

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1.92ct Deep Green Kornerupine, Oval, VS

8.9 x 6.4 mm

$ 192.00

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0.27ct Deep Green Kornerupine, Square, VVS-VS

4 x 4 mm (calibrated)

$ 17.82

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0.89ct Dark Brown Kornerupine, Oval, VVS-VS

7.6 x 5.7 mm

$ 58.74

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0.20ct Medium Dark-Green Kornerupine, Square, VVS

3.3 x 3.2 mm

$ 13.20

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Why Buy Kornerupine from GemSelect?

Natural Kornerupine Stones

Our natural Kornerupine stones are carefully selected for their clarity, color and rarity. Found in limited deposits, this uncommon gemstone is prized by collectors and jewelry designers seeking something truly distinctive.

Loose Kornerupine Gemstones Online

Buy loose Kornerupine gemstones online with detailed photos, exact weights and full specifications. Every stone is available for secure worldwide shipping and backed by our authenticity guarantee.

Loose Kornerupine Gemstones for jewelry and collecting

Kornerupine Colors and Optical Effects

Kornerupine is best known for its olive-green to brownish-green tones, though yellowish, bluish and even color-shifting varieties can occur. Many stones show noticeable pleochroism, displaying different colors when viewed from different angles.

Faceted Kornerupine for Fine Jewelry

With a Mohs hardness of approximately 6.5 to 7, Kornerupine is suitable for pendants, earrings and occasional-wear rings. Faceted cuts enhance its brilliance, while well-oriented stones highlight its natural color variation.

Collector-Grade Kornerupine

Due to its rarity and limited commercial production, high-quality Kornerupine is especially appealing to gemstone collectors. Clean, well-cut stones with strong pleochroism are particularly sought after.

Calibrated and Unique Cuts

We offer Kornerupine in a variety of shapes including oval, cushion and custom cuts. Select calibrated sizes for standard settings or choose one-of-a-kind stones for bespoke jewelry creations.

Learn more about the properties, sources and gemological details on our Kornerupine Information Page.

FAQs

Is Kornerupine a rare gemstone?

Yes, Kornerupine is considered a rare gemstone. It is found in limited locations worldwide, and fine gem-quality material is uncommon.

What colors does Kornerupine come in?

Kornerupine is most often olive-green or brownish-green, but can also display yellowish, bluish or slightly color-changing effects depending on lighting and viewing angle.

Is Kornerupine suitable for rings?

With a hardness of 6.5 to 7 on the Mohs scale, Kornerupine can be used in rings, though protective settings are recommended for everyday wear.

Are your Kornerupine gemstones natural?

All Kornerupine gemstones are natural. Any treatments, if present, are fully disclosed in the product description.

What should I look for when buying Kornerupine?

When buying Kornerupine, consider color intensity, clarity, cut quality and visible pleochroism. Stones with strong color variation and good transparency are generally more valuable.

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

Love the precise descriptions and calibrations of hte loose gemstones. Would like to have seen more variety in the size gem I was looking for.

Posted By RenoRose in January, 2026
Source: Bizrate

Overall Rating -> 10 star ratings

All items were delivered on time with all items meeting or exceeding my expectations. Cut, clarity and color were very close to the photos and description.

Posted By Bob D in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

The citrine gems are beautiful. I appreciated that each stone was individually shown on the website so I could see exactly what I was getting. No mystery person selecting random stones for me. The documentation included with each gem was high quality as well. Great price and arrived as expected.

Posted By Jen in December, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

Very food

Posted By Keeto in July, 2025
Source: Bizrate

Overall Rating -> 10 star ratings

I have found GemSelect to have the best selections of quality stones at a reasonable price. I like the packaging and the report availability.

Posted By Sam in March, 2025
Source: Bizrate

Overall Rating -> 8 star ratings

I visited several online loose stone shops trying to find rare stones. I finally found one that I've been looking for here, and very satisfied. Looking forward to receive the item in 3 weeks.

Posted By Atsu in December, 2025
Source: Bizrate
Enlarged Gemstone Image