Valuable Rock is a term used to describe a type of rock that contains valuable minerals or gems. Jewels, ORE, and gems are all examples of valuable rocks. Jewels are precious stones that are cut and polished for use in jewelry. ORE is a type of rock that contains minerals or metals that can be extracted and used for various purposes. Gems are precious stones that are cut and polished for use in jewelry, but they are usually more rare than jewels.