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A variety of corundum, an aluminum oxide. Al2O3
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∙ 14y ago
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What are sapphires made from?
Sapphires are composed of the mineral corundum and impurities that gave it its color.
What is the substance of sapphires?
Sapphires are the gemstone version of the mineral corundum. Sapphires come in every color except red corundum which are considered rubies.
What is the 2 hardest mineral besides dimionds?
Rubys, sapphires, and corundums.
Are sapphires like colored diamonds?
No. I believe that they are of a different mineral combination.
How do sapphires disintegrate?
Sapphires, like any other mineral, may have faults or fractures, and along these imperfections disintegration may take place.
What is corundum?
Corundum is a hard mineral, a form of aluminium oxide which occurs in sapphires and rubies.
A mineral crystal that has value?
There are many mineral crystals that have value. Some examples would be diamonds, rubies, amethyst, and sapphires. All are formed deep in the earth.
How has sapphires use been important to the human society?
Sapphire, another name for the mineral corundum, is an important gemstone and has had much use as an abrasive due to its hardness, 9 on the Moh's Scale.
Are there any minerals in a sapphire?
Sapphire is a mineral itself. It is the blue variety of the mineral corundum. Sapphire is a very hard mineral at a 9 on the Mohs scale of 1 - 10. Sapphires usually have a glassy luster which makes them perfect for jewelry. They can also be colors other than blue; however, sapphires are never red. The red variety of corundum is a ruby.
What are sapphires formed from?
Sapphires are formed when heat and pressure are applied to the mineral corundum. A sapphire can be any color but red. Impurities introduced in to the corundum during crystal formation dictate the final gemstone color.
What is the sapphires uses?
this mineral is used for jewelry and also is used for the blue lasers in blue ray DVD players
What is the relation between rubies and sapphires?
Rubies and sapphires are both gem-quality variants of the same mineral: corundum. The only difference is in color. Red or pink corundum is ruby. Corundum in other colors is sapphire.
