Formula Na (Li, Al) 3Al6 [(OH) 4 | (BO3)3Si6O18]
Color: Pink, red, orange-brown, green, blue, red-violet, colorless, black, polychrome
Stroke color: white
Hardness: 7-7.5
Syngony: trigonal
From the series Stones of Transformation. Tourmaline comes to transfer a person to a new level, to make important and necessary steps.
XS 0.5-2 gr 0.2-0.5 cm