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, with its blue variety being "considered the most ... A popular example is King Tut's funeral mask which is adorned with turquoise, the Geological Institute of ...

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