Corundum is a mineral that is widely known for its hardness and durability. It is a crystalline form of aluminum oxide and is one of the hardest minerals on Earth, second only to diamond. Corundum is typically found in metamorphic and igneous rocks, and it is commonly used as an abrasive material in various industrial applications. The color of corundum can vary greatly, ranging from colorless to shades of blue, yellow, pink, green, and purple. The color of corundum is determined by the presence of trace elements in its crystal structure, and some of the most valuable varieties of corundum are those that exhibit a deep red color, known as rubies, and those that exhibit a deep blue color, known as sapphires. Corundum has a number of important uses beyond its use as an abrasive material. For example, it is used as a gemstone and is highly prized for its beauty and durability. It is also used in the production of ceramics, electrical insulators, and various types of optical equipment, including lenses and windows. Despite its many uses, corundum is a relatively rare mineral. It is typically found in small quantities in a limited number of locations around the world, and the most valuable varieties of corundum are those that are rare and difficult to find.
mineral, aluminum oxide, hardness, abrasives, gemstone
CITATION : "Patrick Lewis. 'Corundum.' Design+Encyclopedia. https://design-encyclopedia.com/?E=412240 (Accessed on December 21, 2024)"
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