From the French for 'a thousand grains', the tiny beads of a milgrain accent can add complexity and detail to a Tanzanite design, as well as create a vintage or antique look. Tanzanite is the gem of fortune and luck. A tanzanite pendant is said to ease stress and free one from bad habits. Blue Topaz is known as the gem that has the power to improve one’s communication skills. A blue topaz pendant may make you a more eloquent and confident speaker.