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Calcite Gemstones - Natural, Certified Loose Gems

Calcite Weight
Calcite Size
Calcite Clarity
Calcite Price

Size Explained

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For Example: 6-7
For Example: 8-9
Bi-color
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Golden Calcite
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ID: 735791
Weight: 44.58ct
Size: 38.3 x 19.2 mm
Clarity: Translucent
Content: 1 pc
Price: $ 30.76
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ID: 735996
Weight: 38.52ct
Size: 32.1 x 21.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 31.90
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ID: 735817
Weight: 42.14ct
Size: 37.5 x 18.7 mm
Clarity: Translucent
Content: 1 pc
Price: $ 34.90
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ID: 735769
Weight: 12.36ct
Size: 23.5 x 14.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 10.24
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ID: 735780
Weight: 33.28ct
Size: 38.4 x 17.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 27.55
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ID: 735819
Weight: 44.63ct
Size: 36.5 x 22.8 mm
Clarity: Translucent
Content: 1 pc
Price: $ 36.95
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ID: 735768
Weight: 25.97ct
Size: 31.3 x 16.5 mm
Clarity: Translucent
Content: 1 pc
Price: $ 21.50
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ID: 735781
Weight: 48.69ct
Size: 36.3 x 25.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 40.32
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ID: 735782
Weight: 27.87ct
Size: 30 x 22 mm (calibrated)
Clarity: Translucent
Content: 1 pc
Price: $ 23.08
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ID: 736003
Weight: 50.15ct
Size: 39.5 x 20.3 mm
Clarity: Translucent
Content: 1 pc
Price: $ 41.52
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ID: 735794
Weight: 10.61ct
Size: 20.7 x 12.1 mm
Clarity: Translucent
Content: 1 pc
Price: $ 8.78
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FAQs

What are calcite gemstones?

Calcite gemstones are natural calcium carbonate minerals with vibrant orange, blue, or green hues, sourced from Mexico and Brazil. Certified and ideal for collectibles or jewelry.

What shapes are available for calcite gemstones?

Calcite gemstones are crafted into cabochons, beads, tumbled stones, and carvings, available in various sizes to suit pendants, earrings, or decorative pieces.

Are calcite gemstones treated?

Calcite gemstones are typically untreated, showcasing natural color and clarity. Certifications ensure authenticity, with no enhancements commonly applied.

What uses suit calcite gemstones?

With a Mohs hardness of 3, calcite gemstones are best for pendants, earrings, or collectibles, as their softness limits use in rings or high-wear jewelry.

What color variations exist in calcite gemstones?

Calcite gemstones include orange, blue, green, yellow, white, and colorless hues. Mexican orange and Brazilian green are vibrant, while Iceland spar is prized for clarity.

How do I buy calcite gemstones from GemSelect?

Visit the calcite gemstones category, select your stone by color or shape, and purchase with secure checkout and worldwide shipping.

Are calcite gemstones in stock and ethically sourced?

All calcite gemstones are in stock, ethically sourced from Mexico, Brazil, and the USA, ensuring certified quality and sustainable practices.

What makes calcite gemstones unique?

Calcite gemstones stand out for their vivid colors, optical clarity, and affordability. Their softness and variety make them prized for collectors and metaphysical uses.

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

this site is awesome. I was able to look at the products think about purchasing and come back and find the same products. With the amount of inventory gem select has. Its awesome to be able to filter the way that they allow you too.

Posted By Tommyp in November, 2025
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Overall Rating -> 10 star ratings

My whole experience is great.

Posted By Ghs in November, 2025
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Overall Rating -> 10 star ratings

I love the ability to choose from many options of shapes, gemstone type, color, and so forth. It is fun!

Posted By Geof in November, 2025
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Overall Rating -> 10 star ratings

I love Gem Select! When you order what you see is what you get. As soon as you make payment that particular gem is taken off the photo album. That way the one you select is a one of that kind.

Posted By Desertchick in March, 2025
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Overall Rating -> 10 star ratings

the selection is good as are the prices

Posted By Old man in August, 2025
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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
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Overall Rating -> 9 star ratings

My first experience buying loose gems, seems to be fairly priced, I'll be buying more later

Posted By Online Shopper in July, 2025
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Overall Rating -> 10 star ratings

The stones are very nice.

Posted By Mvk in August, 2025
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Overall Rating -> 10 star ratings

Loved the price and the quality and the certification options which is the main reason why I buy. The guarantee is also a great reason to use gem select.

Posted By Sal in July, 2025
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Enlarged Gemstone Image