Product Description:
- Gem Stone: Natural Tourmaline
- Color: Green
- Clarity: SI
- Carat Weight: 11.98 ct
- Shape : Cushion cushion
- Measurement: 14.8 x 12 x 9.2 mm
- Origin: Africa
- Treatment : No Heat
- Certificate: None, on request
We thought this would be a Paraiba Tourmaline. Upon testing the chemical components, we found the copper content is very low, and the manganese content is high but still less than 20%, so we cannot say it's Paraiba Tourmaline. Most gemological labs will certify it as Tourmaline.
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