Dumortierite quartz Cabochon collector gemstone blue 21 carats C0396 online

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♦ GEMSTONE STORY

Blue Dumortierite Quartz is usually formed as Quartz inclusions, and this combination and formation result in a natural and beautiful blue Quartz gemstone.
The name Dumortierite is named after the French paleontologist, Eugene Dumortier.
Blue Dumortierite Quartz often exhibits a beautiful blue color and often used as an ornamental stone.
It's usually made up of dense fibers which give the stone a tough durability.
The major source of gemstone quality Blue Dumortierite Quartz is in eastern France. Other important sources of this stone include Colorado, Washington, and Nevada in the USA.
There are also Dumortierite crystals in Austria, Russia, and Madagascar.

Dumortierite quartz is one of the rarer and more unusual blue varieties of quartz gemstones. It is a gemstone-quality combination of quartz aggregate, intergrown with the mineral known as dumortierite. Although quartz can occur in a wide range of colors, blue colored quartz is surprisingly quite rare. The traces of dumortierite are responsible for its distinct color, which can range from light to dark blue and in some cases reddish-brown.

Dumortierite is online an aluminum borosilicate with a hardness that can range from 7.0 to 8.5 on the Mohs scale. In aggregate form, mainly when cut, its hardness is 7.0. (the same as quartz), while crystal forms have a hardness rating of 8.5. The mineral was first described in 1881 and was named after French paleontologist, Eugene Dumortier (1803-1873). Dumortierite also has a few industrial purposes other than jewelry. Since it is known to turn remarkably pure white in color when fired, it is often used for the production of porcelain and ceramics.

♦ PARAMETER

• Approx Stone Size :
23.7x12.4x10.6 mm
• Product SKU : C0396

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♦ SHIPPING POLICY

• Handling Time :
24-72 hours after the payment is cleared.
• Shipping Time :
Update estimated shipping time available at check out page.
• No two gemstones are the same, some will have natural voids, cracks and imperfections, which is naturally formed, in our opinion add character to the stone. We assuming your acknowledgement by placing an order. Please ask if you need more pictures.
• We DO NOT accept returns and refunds other then damaged product before receiving.
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• We design and create handcrafted pieces. These are unique and original handmade. You will receive the EXACT item/items as shown in photos. Products are taken in different lighting - so colours may vary. All stones are hand cut and unique, please allow slight variance. Thanks for your business!
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