[On sale May 17th, 10 PM] Brazilian Paraiba Tourmaline 0.035ct Loose Stone (CuO: 2.4%, MnO: 2.5%)

Paraiba tourmaline is captivating with its unique neon-like color, distinct from the blue of the sea or sky. In Japan, its definition is "copper-containing blue to green tourmaline (regardless of origin)."

This is a highly transparent Brazilian Paraiba tourmaline from Batalha, containing CuO: 2.4% and MnO: 2.5%. You can enjoy its high transparency, where inclusions are difficult to find even with a 10x loupe. It comes with a sorting certificate from the Gemological Association of All Japan.
*Inclusions may appear prominent due to magnification up to 44x, but they are not noticeable to the naked eye.

・Type: Loose stone (natural stone)
・Stone name: Brazilian Paraiba Tourmaline
・Weight: 0.035ct
・Size: 2.7 x 1.8 mm
・Scratches/Chips: S
・Inclusions: S
・Remarks: Usually heated.
　*Paraiba tourmaline is generally a heated gemstone. Since it is difficult to distinguish between heated and unheated with current鑑別 methods, "Usually heated" is stated as the treatment.
・Accessories: Karatz quality guarantee, sorting certificate (Gemological Association of All Japan), loose stone case (if it doesn't fit, a clear zippered case)

▷For more information on Paraiba tourmaline, please refer to
What is Paraiba Tourmaline? Features, value differences by origin, and sales prices


* We strive to ensure that the photos have the same color as the actual product, but due to lighting conditions during shooting and the monitor environment you are using, there may be slight differences from the actual product. Also, some photos may have been taken using a penlight.

* For information on scratches/chips, treatment, and inclusions, please see here.

* For other frequently asked questions, please see here.


karatz_item_id: 12547590