including green, red, purple and blue. Its value is determined by rarity - the finer the colour or clarity, the higher the price. Tanzanite can only be found in northern Tanzania Mr Laizer mined ...

including green, red, purple and blue. Its value is determined by rarity - the finer the colour or clarity, the higher the price. Tanzanite can only be found in northern Tanzania Mr Lazier urged ...

Tanzanite comes in blue and violet ... The stone spans from blue to green in color. Occasionally, a dark, spiderweb likeness, known as a "matrix", can be found on the stone. Turquoise is mined in Iran ...

Whether it's the captivating blue-green hues of turquoise or the regal splendor of tanzanite, these Sagittarius birthstones ...