Check our huge range of Banded Agate Plated Slices Coaster online. Banded Agate is seen as a healing stone of calm, good luck and wealth. It tends to have a gentle energy that works on the subtle bodies and energies, they are great for achieving stability and balance in many aspects of one's life. Often called the ?earth rainbow?, Banded Agate is a healing stone for body, mind and spirit. It can increase concentration, honesty and memory. Banded Agate also protects the wearer from psychic attack, thereby preventing negative energy from harming you.