Used for Jewellery and engravings throughout history, this red-orange range form of Chalcedony is one of the best stones to stimulate creativity, overcome lethargy and bring scattered thoughts back to Earth. Held as beneficial for Liver and Kidneys, it can also redirect anger positively and promote courage. Fire Agate is actually a variety of Chalcedony with layers of Limonite. It's extra property is to send negative energy back to the source - very useful sometimes !