Tourmalinne is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. It is classified as a semi-precious gemstone. Color is usually black, but can range from colorless to brown, red, orange, yellow, green, blue, violet, pink, or hues in between; can be bi-colored, or even tri-colored; rarely neon green or electric blue.


Dimensions 8mm x 6mm x 4mm
Color Dark green
Shape octagonal (emerald)
Weight 1.79 carat, 0.358 grams
Grade Very good?
Origin Namibia
Treatment ?

Gemstones - tourmaline, South Africa, Pretoria. (Not actual photo)

Buy   1 for R 240 each.

Shipping method Number of items Cost
Collect from South Africa, Pretoria, Sunnyside East any R  00
Courier to big cities, delivery 2-3 days 1 R  52
Courier to a town beyond 30 km from big cities, delivery 4-5 days 1 R143
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This page has been updated on the 2018-12-05.