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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.
How can you tell Talc and corundum apart?
Talc and corundum can be distinguished primarily by their hardness and appearance. Talc is the softest mineral on the Mohs scale, with a hardness of 1, while corundum is much harder, rated at 9. Additionally, talc typically has a greasy feel and a pearly luster, whereas corundum has a more glassy appearance and can be found in various colors, including blue (sapphire) and red (ruby). Visual observation of these characteristics, along with a simple scratch test, can help differentiate the two.
What are blue like rubys?
Ruby is the common name for the reddish variety of the mineral corundum. Blue corundum is 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 does chalk look and feel like?
look like a cylinder, cirgarette, stick. feel powdery, smooth, and hard
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.
