kyanite 2.56cts - 10x7mm

Kyanite is derived from the Greek word Kuanos or kyanos which means deep blue. In french minerologists use the term Cyanite which means calming stone. It is found mainly in metamorphic an sedimentary rocks in the earth's crest.

 It has a strong effect in awakening the chakras. Kyanites facilitate meditation, soothens the mind, and increases healing properties and evokes psychic powers. It is said to heal wounds caused by surgeries and accidents. It is said that the aomposition Al2SiO5 is a polymorph and under various stages of pressure and temperature it is categorized into 3 minerals. Kynaite is high pressure polymorph, silimanite is high temperature and andalusite is low pressure polymorphs. The clarity ranges from transparent to translucent. Kyanite is said to expand upto twice when calcined. Calcination is the process of applying thermal treatement in the presense of air flow. So this heat resitant property is very useful in the manufacture of automotive an railings. The calcined variety if kyanite is name Mullite which is ude in the manufactire of brake shoes and clutches.

gempiece.com has a wide range of natural loose kyanite gemstones and also deals with custom jewelry for more than two decades. Please feel free to email us if you have any orders and we most warmly welcome you. We serve certificates from Gubelin, GIA- Gemological Institute of America, AIGS- Asian Institute of Gemological Sciences, Tokyo gem lab, GIT, GRS etc.
Kyanites have a hardness of 4.5 - 5.0. The specific Gravity is 3.68 and the refractive Index is 1.731 - 1.716. The main origins of kyanite are nepal and brazil. Nepalese kyanites have wonderful color which is equivalent to the color of best blue sapphire.