Kyanite

 

Gem Quality kyanite is often mistaken for good quality blue sapphire, but the major difference between the two is the durability of kyanite. It is a much softer stone and is prone to wear if used as a ring stone. It is an aluminium silicate, the same chemical combination as andalusite, but again it is a very different stone.
00000It is supposed to be ideal for calming the mind and getting rid of spiritual confusion.

 
 

Location - Brazil, USA.

 
Group - Aluminium Silicate R. I. - 1.71-1.75 Hardness - 4.5 - 5
   

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