Amethyst Sphere

Amethyst is amazing for boosting your immune system, it promotes deeper sleep, helps prevent nightmares, reduces negative energy, and can help with decision making. It is great for balancing your emotions, and encourages a sober mind. It is also said to help with healthy cell regeneration. It is connected to the crown chakra.
 
It pairs well with Smoky Quartz, Carnelian, Citrine, Tiger's Eye, Clear Quartz, Rose Quartz, and Black Tourmaline.