Deep green Agate. If you're looking for a beautiful and highly spiritual stone, then Indian Agate is undoubtedly worth checking out. This gemstone is characterized by its banding and intricate yet colorful formations and is said to promote strength, courage, and protection. The stone is also said to improve concentration, memory, and analytical thinking. It's also believed to be helpful in relieving stress and promoting relaxation. Indian Agate is associated with the sacral or second chakra which relates to our emotions, sexuality, and creativity. It is located near the naval and controls the flow of energy from the lower vital organs to the upper body. Indian Agate is said to be most beneficial for those who fall under the signs of Aries, Taurus, and Gemini.