ONE Blue Kyanite Blade - Blue Kyanite Chip - Rp Exclusive COA AM10B7 ONE Blue Kyanite Blade - Blue Kyanite Chip - Rp Exclusive COA AM10B7 The photos are taken in house of our stock and items will vary in shape and size. Blue Kyanite Blades perfect for jewelry making. Blue Kyanite Blades perfect for jewelry making. AVERAGE measure of stones is approximately 13-48mm x 7-25mm. Kyanite is thought to be a calming stone. It's an excellent stone to bring one into a deep, meditative state. Find more great pendants and stones in our shop. Search Rock Paradise on Amazon. We also have many bulk deals available! Direct manufacturer from Brazil, but all products ship from the USA!