Gemstones: Mineralogy and Geochemistry

Gemstones refer to pieces of mineral crystals that have been cut and polished, and are used for creating jewelry and other adornments. They come in a wide variety of colors and shades. Mineralogy refers to the study of the chemistry, crystal structure and physical properties of minerals and mineralized artifacts such as gemstones. Geochemistry refers to the study of the chemical composition of the Earth and its rocks and minerals. As gemstones are formed and found beneath the Earth's surfac...