Pink Tourmaline Rs. 1100.00 Per Ratti.
Category : Cyclosilicate
Crystal system : Trigonal
Crystal habit : Parallel and elongated. Acicular prisms, sometimes radiating. Massive. Scattered grains.
Color : Most commonly black, but can range from brown, violet, green, pink, or in a dual-colored pink and green.
Mohs scale hardness : 7–7.5
Luster : Vitreous, sometimes resinous
Streak : White
Specific gravity : 3.06 (+.20 -.06)
Refractive index : 1.635–1.675,, 1.610–1.650
Solubility : insoluble in common solvents
Pleochroism : Red Tourmaline: Definite; dark red,light red Green Tourmaline: Strong; dark green, yellow-green Brown Tourmaline: Definite; dark brown, light brown Blue Tourmaline: Strong; dark blue, light blue
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