Corundum is used for many things such as for abrasive on sand paper. It is also used in machining metals, plastics, and wood.
Corundum.
Bauxite and corundum are both aluminum minerals. Bauxite is the primary ore of aluminum from which aluminum is extracted, while corundum is a naturally occurring crystal form of aluminum oxide known for its hardness and use in abrasives.
Corundum ( (Al_2O_3) ) is hexagonal in crystal structure.
Corundum is in the trigonal crystal system.
Corundum is used for jewlery
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.
Corundum is commonly used as an abrasive in industries like manufacturing, mining, and construction for grinding, cutting, and polishing materials. It is also the mineral form of aluminum oxide and is the primary component in rubies and sapphires, making it a valuable gemstone.
The commercial name of the ruby is 'ruby rock'. In geological terms it is called as Goodletite. It is commonly found in Westland and New Zealand.
Corundum is a mineral composed of aluminum oxide with traces of other elements that give it its various colors. It is commonly known for its gem varieties such as ruby and sapphire, which are prized for their beauty and hardness. Corundum is one of the hardest minerals, second only to diamond, making it ideal for use in various industrial applications.