Cancer is an astrological sign associated with gemstones such as chalcedony, moonstone and smoky quartz. These stones are renowned for their calming and emotional benefits, in harmony with Cancer's sensitivity and deep intuition. Chalcedony helps calm emotions and promotes a feeling of inner security. Moonstone awakens intuition and nourishes the emotional aspect of this sign, thus facilitating balance and emotional clarity. As for smoky quartz, it offers energetic protection and helps release blocked emotions, thus promoting emotional healing. These gemstones are ideal companions for Cancer, helping them find emotional balance and strengthen their connection with their inner self.