Agate is a variety of Chalcedony, which is a variety of microcrystalline fibrous Quartz. The colour is due to minute quantities of various elements; and the banding is due to the gradual cooling of the silica. Specimens are cut and polished to create stunning examples. Grey Banded Agate is distinguished by light grey and white bands.

Grey Banded Agate balances yin and yang energies, harmonizes emotional, mental and physical states.

It is excellent for grounding and centering. Considered a soothing and calming stone, it works slowly to bring about strength. Physically, Grey Agate helps to relieve fatigue, malaise and myalgic encephalomyelitis.