Working with the Throat and Third Eye Chakras, Blue Chalcedony is believed to facilitate an exuberant vibe from a speaker to an audience. Blue Chalcedony is said to enhance creativity in any endeavor. It resides under the Quartz family and is known for being able to magnify its energy for means of maintaining balance. Bracelet size is medium, if you need a different size, send me an email or leave a note upon checkout. Please refer to Size & Care page for size guide.