Corundum can be used for sandpaper,jewelry,grinding wheels,etc.
Corundum is used for jewlery
Corundum is extracted from the earth through mining. The mineral is typically found in deposits known as corundum sites, where it is usually embedded in rocks or sediments. Once the corundum-containing ore is mined, it is processed to extract the corundum crystals for various industrial and commercial uses.
The value of the mineral corundum will vary according to its appearance. Gem quality corundum is highly valued. Non gem quality corundum has many industrial uses and is much less highly valued.
Corundum is commonly used as an abrasive in sandpaper and grinding wheels due to its hardness. It is also used as a gemstone in jewelry, with red corundum known as ruby and all other colors classified as sapphire. Additionally, corundum is used in optics, such as in the manufacturing of laser components.
Corundum is commonly used as an abrasive due to its hardness. It is also used in the manufacture of refractory materials, such as high-temperature furnace linings. Additionally, corundum is used as a gemstone, with varieties such as ruby and sapphire being highly prized.
Corundum.
Corundum ( (Al_2O_3) ) is hexagonal in crystal structure.
Corundum is in the trigonal crystal system.
Red corundum is called ruby.
Corundum is aluminium oxide, Al2O3.
Diamond is the hardest mineral and is the only one that can scratch corundum. but in my opinion corundum will scratch corundum any mineral of the same hardness will scratch the other !
Red corundum is called ruby.