Bi Color Tourmaline Rough

Color: Tourmaline comes in many colors such as blue, yellow, pink, red, black, green and clear.Green is from iron, chromium and vanadium, pink from manganese. Some crystals are pink at one end and green at the other.

Description: Tourmaline is borosilicate mineral of complex and variable composition. Tourmaline is very abundant and has the best-developed crystals in pegmatites and in metamorphosed limestones in contact with granitic magmas.

Tourmaline Rough Stones Categories:

Bio Tourmaline Rough

Blue Tourmaline Rough

Blue Green Tourmaline Rough

Pink Tourmaline Rough

Green Tourmaline Rough

Chrome Tourmaline Rough

Indicolite Rough Tourmaline

Bi Color Tourmaline Rough-01 Size:20.30x6.13x4.88 mm Weight:6.26 Carats Origin: Afghanistan Clarity: VS (Type 2) Color: Bio Shape: Rough Status: Sold Price: On Inquiry Description:Beautiful Bio color, eye-clean and brilliant, from Afghanistan.	Bi Color Tourmaline Rough-02 Size:12x7.40x6.87 mm Weight: 6.20 Carats Origin: Afghanistan Clarity: VS (Type 2) Color: Bio Shape: Rough Status: Sold Price: On Inquiry Description:Beautiful Bio color, eye-clean and brilliant, from Afghanistan.	Bi Color Tourmaline Rough-03 Size:12.06x7.70x6.75 mm Weight: 5.64 Carats Origin: Afghanistan Clarity: VS (Type 2) Color: Bio Shape: Rough Status: Sold Price: On Inquiry Description:Beautiful Bio color, eye-clean and brilliant, from Afghanistan.