what is chalcedony stone
In jewelry usage, the name Chalcedony is usually applied only to the light blue translucent and waxy form. Other stones in this group are know as agate, jasper, petrified wood, bloodstone, petrified dinosaur bone, fire agate, tiger's eye, chrysocolla, chrysoprase, onyx, sardonyx, and carnelian.ative American Indians believed chalcedony was a sacred stone and used in the spiritual ceremonies of the tribe. It is thought to increase vitality, stamina, and endurance and to promote emotional balance and charity while relieving melancholy, fever, gallstones, and eye problems.