Dogtooth Amethyst, also called Chevron Amethyst is a banded variety of amethyst. It's name comes from the shape of the rough crystals which resemble the shape of a dog's tooth. Amethyst is well known as the gemstone for the constellation of Pisces and the birthstone for February. It is also the stone of St. Valentine and regarded as a stone of love and faith. It is a violet variety of quartz that contains iron and other minerals within its structure, often used in jewelry because of its hardness and stability. The ancients called it the "Gem of Fire" and recognized it as a strong stone of spirituality. It can enhance a higher state of consciousness and is often used during meditation. The name "amethyst" is thought to have come from the Greek word "amethustos," which means non-inebriated. It was believed that having amethyst on your person would prevent you from becoming intoxicated, homesick, or having evil thoughts. Amethyst carries a calming and serene energy and is soothing to the mind, body, and spirit while inducing relaxation. Because of these qualities, it is often also used as a tool against insomnia and to balance hormones. As a bonus, it can also help you remember your dreams and ward off nightmares.