This quality of rough Kyanite KB06 there is stones of great color, small crystallization . The stones of this quality of kyanite there is the following sizes, we have many others classifications of kyanite, clors, sizes....
2 - 5 grams - 13%
5 - 10 grams - 46%
10 grams up - 41%
We can supply requests with untill 8.000 kilos per month of this quality of kyanite.