The name "chalcedony" is derived from the ancient port city of Chalkedon (also written Chalcedon), which was located near modern Istanbul, Turkey. Chalcedony was historically associated with this region, where it was first discovered and mined. The name has been in use for centuries and is used to describe different varieties of microcrystalline quartz, with each type of chalcedony often having a different color or pattern. It is a common mineral

• Chemical formula: SiO2
• mineral group: Quartz
• hardness: 6.5 - 7 moh
• Location: Great Britain, Brazil, United States, Turkey and the Czech Republic.

Chalcedony helps you to accept a new situation and break down any resistance. It brings inner peace and creates harmony between mind, body, emotions and soul. It transforms melancholy into joy, increases self-confidence and removes negative thoughts.

Chakra: 5th