Chevron amethyst is a natural combination of amethyst and white quartz in v-shaped bands. The combination of amethyst and white quartz make for one of the most powerful spiritual crystals. Quartz is a powerful crystal for enhancing energy surrounding it. Amethyst is a stress reducing stone. Combined, they are said to enhance peace of mind and provide inner strength. This is a good stone for encouraging self-help and fighting addictions.