New Estrella & Luna Raw Pink Tourmaline Crystal Stud Earrings. 14k Gold plated or Sterling Silver Hypoallergenic posts. Handmade in USA October Birthstone Tourmaline is a stone of love, compassion, emotional healing and self love. It helps calm ones emotions in times of distress, and is the perfect stone to carry if you suffer from daily bouts of anxiety. This stone is such a strong healing stone due to it commonly being formed within Quartz masses.