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Tourmaline is known as a treasure trove of colors. The word originates from the Sinhalese word "Tourmali," which means "various colors." Among them, indigo blue tourmaline like this one is called "Indigolite Tourmaline." It's hard not to want to collect all the different colors of tourmaline. This is a large size of 7 carats for a gem-quality indigolite tourmaline. This is an indigolite tourmaline from Brazil. Comes with a certificate of authenticity from the Japan-Germany Gemological Institute.
Type: Loose (natural stone)
Stone name: Indigolite tourmaline
Weight: 7.002ct
・Size: 16.0 x 8.6 mm
・Shape: Emerald cut
・Scratches/chips: A+
Inclusions: A+
Note: Heating is usually performed.
*Indigolite tourmaline is generally a gemstone that has been heated.
・Accessories: Certificate of Authenticity (Japan-Germany Gemstone Research Institute), Caratz Quality Assurance Certificate, loose case (if it does not fit, a clear zip case)
*We try to make the colors in the photos as close as possible to the actual product, but they may look slightly different from the actual product depending on the lighting conditions at the time of shooting and the monitor environment you are using. Also, some photos may have been taken using a penlight.
*For information on scratches, chips, treatments, and inclusions, please click here .
*For other frequently asked questions, please click here .
karatz_item_id: 12552307
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