Mangano calcite (pink calcite) is a heart crystal. It is also associated with angels. It is a soft stone of forgiveness that brings unconditional love. Mangano Calcite can be used in spells, rituals or energy work designed to: Release fear and grief from the past that is trapping you, Assist in developing self-worth and self-acceptance, Heal nervous conditions, Lift tension and anxiety, Prevent nightmares.