Dumortierite

Dumortierite tumbled stone. 

A stone of patience, dumortierite is believed to maintain a high energy level in your body, helping you make better use of your energy. 
It aids concentration and memory, can enhance psychic abilities, and enhance willpower.

* Price is for one crystal.
Colour, size and shape will vary due to the beauty of Mother Nature.
Approx. size 1-3cm.

Image Credit: Fan Fu Photography