Beautiful Blue Chalcedony spheres. 
Each one is approx 35mm in size and comes with a free stand. 
They really are an Exceptional quality. 
Chakra: Throat and Third Eye
Brings balance, calmness and enhances intuition, Enhances communication, Provides support for your energy field.its also said to 
Release anxiety and stress, Supports the physical throat and communication. 
Blue Chalcedony is a rare variety of Chalcedony. It is a cryptocrystalline silicate mineral and a member of the Quartz family.
Chemical Formula: SiO2 - Silicon dioxide
Hardness: 6.5 to 7 on the Mohs scale