Natural Grade A Black Tourmaline Polished Round Gemstone Beads.
Temporarily strung.

Size: approx. 8.3mm diameter
Hole: 1mm
Quantity: 1 Full 15.5" strand of approx 50 beads
Origin: Brazil

Stone Properties:
Black Tourmaline is a stone of purification, cleansing negative thoughts, anxieties, anger or feelings of unworthiness. This makes it useful for people with over-active minds.
Because of its dark coloration, this stone has a strong energy and an ability to absorb negative energy without compromising its own energy. 

Tourmaline is a crystalline boron silicate mineral compounded with elements such as aluminium, iron, magnesium, sodium, lithium, or potassium