👉 Iridate is a type of mineral that is formed when iron oxide (a naturally occurring element) reacts with water to form hydrated iron(III) oxide. This process can be used as a natural sunscreen and also helps in reducing the risk of skin cancer. For example, it's common in the form of iridium salts or iridium dioxide, which are used in sunscreens and other skincare products. The term "iridiate" comes from the Latin word "iridium