Blue Tourmaline Pear Cut 1.40ct

$168.00

This piece is a lovely soft navy blue with excellent cutting providing good flashes in a wonderfully clean stone. It is unheated and was responsibly sourced from the mines in Nigeria.


$120/ct

In Stock

Description

Stone   Type

Tourmaline-   Indicolite

Chemical   Composition

Na(LiAl)3Al6Si6O18(BO3)3(OH)4

Cut

Pear Cut

Crystal   System

Trigonal

Weight

1.40ct

Hardness

7-7.5

Dimensions

14.60 x 4.60 x 2.89mm

Specific   Gravity

2.82-3.32

Colour

Dark Blue

Refractive   Index

1.614-1.666

Clarity

VS

Dispersion

0.017

Treatment

None

 

 

Origin

Nigeria (ethically sourced)

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All returns must be received by us within 30 days.

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