《Yurakucho Marui 2024112 takeout》Brazilian Paraiba tourmaline 0.065ct loose stone (CuO:2.0%, MnO:2.6%)

Paraiba tourmaline has an exquisite color that is different from the blue of the sea or the blue of the sky. Its definition in Japan is "blue to green tourmaline (regardless of origin) that contains copper." It is a gemstone that is extremely popular. Paraiba tourmaline from Brazil (from Batalha) with CuO: 2.0% and MnO: 2.6%. Includes sorting information from the Jewelry and Precious Metals Association.

・Type: Loose (natural stone)
・Stone name: Paraiba tourmaline from Brazil
・Weight: 0.065ct
・Scratch/chip: S
・Inclusion: A
・Note: Usually heated.
*Generally, Paraiba tourmaline is a gemstone that has been heated. With current identification technology, it is difficult to distinguish between heated and non-heated products, so the treatment is written as "Usually heated."
・Accessories: Karatz quality guarantee card, case

▷For more information about Paraiba Tourmaline
What is Paraiba Tourmaline? What are the characteristics and value differences depending on the region of production, and what is the selling price?


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karatz_item_id: 12538882