Lagoon Tourmaline 7.40 cts website

Lagoon Tourmaline 7.40 cts

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Product Details

This natural Indicolite Tourmaline enjoys one of the rarest colors among Fine Gems: a gentle blend of Green and Blue that can be referred to as Mint or Lagoon. Proportional cushion cut, great clarity and size over seven carats make it a desirable find for both jewelers and gemstone collectors. 

Stone type:  Tourmaline no heat
Weight: 7.40 cts
Dimension: 12.53 x 11.20 x 8.00 mm
Color:  Blue, Green
Shape & Cut: Cushion, Yavorskyy cut

***It is an exceptional gemstone that displays both piezoelectric and pyroelectric properties.***
(Extract from the book "Gemstones" by Vladyslav Yavorskyy)

 

Treatment: Unheated and Untreated (No Indications Observed)
Refractive Index: 1.618-1.643
Hardness: 7-7.5
Specific Gravity: 3.1
Optical properties: Doubly refractive
Chemical formula: Complex Boron Silicate
Shipment from: Thailand
Return Policy: 3 Day Money-Back Return*

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