Veinstone is a term that is commonly used in the field of geology and mining. It refers to a type of rock that is characterized by its veins or deposits of minerals, particularly metals such as gold, silver, and copper. There are several synonyms for the word veinstone, including vein quartz, vein mineral, and vein ore. These terms are all used to describe rocks that contain veins of mineral deposits. Other related terms include lode stone, ore mineral, and vein rock. These synonyms are useful for scientists, geologists, and miners to describe the different types of rocks and minerals that they encounter in their work.