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What is the chemical formula and corresponding composition of ruby?
Wiki User
∙ 10y ago
Ruby is aluminium oxide (Al2O3) with chromium as an impurity.
Wiki User
∙ 10y ago
Wiki User
∙ 6y agoRuby is aluminium oxide with traces of chromium.
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What is the chemical symbol of the ruby?
Ruby is a form of the mineral corundum, which has the formula Al2O3.
A ruby is a natural gem?
A ruby is a naturally occurring crystal of the mineral corundum. Rubies can also be created in laboratory settings as well. The chemical composition and crystalline structure is identical.
Properties of a ruby?
The chemical composition of ruby is aluminum oxide (Al 2 O3). Its specific gravity is 3.99 to 4.00 and refractive index range is 1.760-1.768 to 1.770-1.779. Ruby's hardness on Mohs scale is 9. It's the next hardest mineral after diamond.
What is the composition of a ruby?
Ruby is the name given to red corundum, which is a mineral composed of aluminum and oxygen.
Ruby a mineral or a rock?
Rubies (and sapphires also) are compounds of a crystallized mineral called corundum that consists mostly of aluminum oxide (Al2O3).
Chemical equation for gemstone?
Gemstones are minerals and compounds found in nature, and they do not have specific chemical equations associated with them. However, I can provide you with examples of chemical compositions for some well-known gemstones: Diamond: The chemical composition of a diamond is pure carbon (C). Ruby: Rubies are a variety of corundum with a deep red color due to the presence of chromium (Cr). The chemical formula for ruby is Al2O3:Cr. Sapphire: Sapphires are also a type of corundum but can come in various colors. The blue color in sapphires is often attributed to the presence of iron (Fe) and titanium (Ti). The chemical formula for blue sapphire is Al2O3:Fe, Ti. Emerald: Emeralds are a type of beryl with a green color that is primarily due to the presence of chromium (Cr) and sometimes vanadium (V). The chemical formula for emerald is Be3Al2(SiO3)6:Cr, V. Amethyst: Amethyst is a variety of quartz (silicon dioxide, SiO2) that exhibits a purple color due to impurities of iron (Fe) and aluminum (Al). These examples highlight the chemical components that contribute to the distinct colors of these gemstones. Keep in mind that gemstones can have varying compositions and impurities, resulting in a range of colors and properties.
What chemical element make up ruby red?
Ruby is not a chemical compound and so does not have a precise chemical structure. It consists mainly of Aluminium Oxide Al2O3, and also contains chromium which gives ruby its characteristic red or reddish brown tint.
What is the chemical composition of garnet?
•Garnet: A3B2(SiO4)3•An Igneous rock --Garnet's Composition •Mg3Al2(SiO4)3-FeAl2(Si4)3-MnAl2(SiO4)3 »Pyrope --Almandine -- Spessatite •Hardness- 6.5-7.5 •It fractures conchoidal
What is the composition of chromium oxide and aluminium oxide in ruby?
Ruby is aluminium oxide; chromium is only a natural dopant, in traces. The concentration of chromium is not constant in rubies.
Why might it be important for a mineralogist to distingish between a ruby and a garnet?
They are two completely different stones to start with. While there are garnets that have a deep red color it has more of a brown cast to it and, owing to its chemical composition being mainly silicon and oxygen, is softer than ruby. While Garnet is used in jewelry it is a semi-precious stone. Ruby's chemical structure is based on aluminum an oxygen and ranks 9 on Moh's Hardness scale, just under diamond. Ruby is classed as a precious stone and, depending on the quality, may cost as much as diamond. Short answer is, if a mineralogist mistook garnet for ruby or ruby for garnet, and was verifying a sale, he could cause a loss of money on either side.
How do you know if it is real garnet?
In general, gemologists identify gemstones by physical characteristics such as chemical composition, refractive index, specific gravity and hardness. In the case of ruby, a gemologist also has to distinguish between natural ruby -- ruby occurring in nature -- and synthetic ruby -- ruby produced in a laboratory through a process such as flame fusion. One of the signature characteristics of a synthetic ruby is curved growth lines formed as the crystal grows upwards in an environment with a high thermal gradient.
How do you make a ruby on little alchemy?
you have to follow this formula ffg3 r33w18 422RUX
