BLUE KYANITE SILVER RING. One of my favourite minerals,Kyanite is always popular, it has great colour effects in different light, from grey-silver to rich blue.This is a good looking ring, plenty of Silver to show off the colours in this good sized cab.(19.2 x 14mm). Blue Kyanite is useful for healing throat and voice ailments. Blue Kyanite also facilitates an alignment of all the subtle bodies, creating a larger and stronger aura. This ring is size 62(or T),and it weights 12g., and represents great value.