Rainbow Aura Kyanite Specimen has been custom processed with Titanium vapors to make it a bright peacock vibrant color. This outstanding specimen consists of multiple fans grown together in a beautiful geometric pattern. It reflects light with a brilliant indigo - bluegreen on both sides. It is variously called Dichroic, Rainbow Aura or Peacock Aura which is very similar to the Aqua Aura process. This is a beautiful, fan shaped, 3-dimensional rough specimen that is sure to please the most discriminating collector as it is one of a kind.