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Corundum is a naturally occurring mineral form of aluminum oxide. It is most commonly found in shades of red due to the presence of chromium, but it can also occur in blue, yellow, green, and other colors. Corundum is one of the hardest minerals, second only to diamond on the Mohs scale, making it valuable in industries requiring abrasion resistance.
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What are facts about the mineral corundum?
Corundum is a crystalline form of aluminum oxide. It is one of the hardest minerals known, ranking 9 on the Mohs scale of hardness. Corundum comes in a variety of colors, with red corundum being called ruby and any other color being called sapphire.
What is the plural of corundum?
Corundum.
Which crystal system does corundum have?
Corundum is in the trigonal crystal system.
What is the only mineral that can scratch corundum?
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 !
Can quartz scratch corundum?
According to the Mohs scale of mineral hardness, quartz (7) will not scratch any mineral with a higher number on the scale. Corundum is listed at 9. Therefore quartz will not scratch corundum, but corundum can scratch quartz.
What are facts about rubies?
the facts are that its has a hardness of 9 and is part of corundum
What are facts about the mineral corundum?
Corundum is a crystalline form of aluminum oxide. It is one of the hardest minerals known, ranking 9 on the Mohs scale of hardness. Corundum comes in a variety of colors, with red corundum being called ruby and any other color being called sapphire.
What is the plural of corundum?
Corundum.
Is corundum hexagonal or cubic?
Corundum ( (Al_2O_3) ) is hexagonal in crystal structure.
Which crystal system does corundum have?
Corundum is in the trigonal crystal system.
What important uses does corundum have?
Corundum is used for jewlery
What do you call a red corundum?
Red corundum is called ruby.
What is the chemical name for corundum?
Corundum is aluminium oxide, Al2O3.
What is the only mineral that can scratch corundum?
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 !
What do they call red corundum?
Red corundum is called ruby.
What percentage of rubies is corundum?
100% of rubies are corundum. "Ruby" is a name made up by the gem trade for the mineral known as corundum, when it is red.
Can quartz scratch corundum?
According to the Mohs scale of mineral hardness, quartz (7) will not scratch any mineral with a higher number on the scale. Corundum is listed at 9. Therefore quartz will not scratch corundum, but corundum can scratch quartz.
