Moonstone is a potassium feldspar, a variety of Labradorite, with a blue iridescent sheen. It is considered to be beneficial for the stomach, spleen, pancreas and pituitary gland. It relieves hormonal disorders, soothes stress and anxiety while increasing flexibility and intuition. It can be located in Switzerland, the Austrian Alps, Norway, Poland and the USA.
Chalcedony is a mineral which consists of silicon dioxide. It is found in botryoidal, stalactite-like aggregates, in geodes, replacing fossils and other minerals. It is deposited from aqueous solutions at medium to low temperatures and is used as a decorative stone.