Black Tourmaline & Mica Large 4.1kg Specimen

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This is a Stunning specimen consisting of a main Mica mass riddled with many very well formed Black Tourmaline crystals all through the Mica.  This piece sparkles in sunlight and looks stunning on a desk, coffee table or in a display case.

Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone comes in a wide variety of colors.

Usually, iron-rich tourmaline's are black to bluish-black to deep brown, while magnesium-rich varieties are brown to yellow, and lithium-rich tourmaline's are almost any color: blue, green, red, yellow, pink, etc. Rarely, it is colorless. Bi-colored and multicolored crystals are common, reflecting variations of fluid chemistry during crystallization.

Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium. Tourmaline is classified as a semi-precious stone and the gemstone comes in a wide variety of colors. Wikipedia
Luster: Vitreous


Size: 200mm x 180mm x 90mm

Total Weight: 4.146kg