Watermelon Tourmaline Crystal - NKB 001

Watermelon tourmaline, Karibib, Erongo, Namibia

Gem quality green tourmaline crystal - Erongo, Namibia

 Measurements:  57 x 39 x 38 mm

Description:  A watermelon tourmaline crystal with dark blue outer layer, and a pinkish-red interior. There are pieces of feldspar attached to the outside. 

It has a flat termination, with some damage to the edge of the termination table. The crystal had probably been attached to its matrix at an angle, and got damaged when it became detached from it.

It can possibly produce interesting-looking slices.

Weight of Specimen:  144.7 g

Chemical Composition:  Na(Li,Al)3Al6(BO3)3Si6O18(OH)4 

Hardness on Mohs Scale:  7 - 7.5    

Location:  Karibib, Erongo Region, Namibia.

Specimen Code:  NKB 001

US $ 175

 
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