Ore refers to a naturally occurring material, typically mineral in composition, that contains one or more valuable elements or compounds in a concentrated enough form to warrant extraction and processing. Geologically, the formation of ore deposits is governed by various processes, including magmatic crystallization, hydrothermal activity, and sedimentary accumulation, which concentrate specific valuable elements within the Earth’s crust. The scientific study of ore involves understanding the geochemistry of these deposits, determining the physical properties of the host rock and the valuable minerals, and developing methods for efficient separation and refinement. Historically and industrially, understanding ore deposits has been critical for the development of technologies that utilize metallic and non-metallic resources, making it a key subject within applied physical science and materials engineering.