Yellow Calcite - Yellow Calcite is attuned to the Solar Plexus Chakra promoting self-confidence and hope. It’s effective at clearing out old energy patterns, purifying and cleaning negative energy from pretty much anywhere, including within you. This mind stone, increases motivation, heightens mental discernment and analysis, increases memory and the ability to learn effectively and quickly. Keep at your desk to aid in daily work as well as studying or learning new things. This stone is helpful for the conditions of the joints, visual disturbances and viruses.