Tinstone, also known as cassiterite, is a mineral that is commonly used in the production of tin. However, there are several other terms that can be used to describe this mineral. Some synonyms for tinstone include tin oxide, tin dioxide, stannic oxide, and tin stone. These words all refer to the same mineral, but may be used in different contexts depending on the industry or scientific field. It's important to know the different synonyms for tinstone if you're working with tin or studying geology so you can accurately communicate which mineral you're referring to.