Amethyst, Moonstone and Green Agate
A question from huma syed:
"Can I wear green agate, moonstone, and amethyst together. Also it has little topaz... Plz reply.... Also which stone is good to improve complexion and peaceful sleep."
Thanks for the question. The three stones you have mentioned are all "quartz based". Therefore, you can safely wear them together. In addition, Amethyst is one of the best stones that brings a peaceful sleep.