Aluminium - Wikipedia
网页Aluminium (or aluminum in North American English) is a chemical element; it has symbol Al and atomic number 13. Aluminium has a density lower than that of other common metals, about one-third that of steel. It has a great affinity towards oxygen, forming a protective layer of oxide on the surface when exposed to air.
Aluminum - Minerals Education Coalition
网页Aluminum is the most abundant metal element in the Earth’s crust. Bauxite ore is the main source of aluminum and contains the aluminum minerals gibbsite, boehmite, and diaspore. Aluminum is used in the United States in packaging, transportation, and building.
Aluminum (Al) Ore | Minerals, Occurrence » Geology Science
网页2023年4月23日 · Aluminum ore, also known as bauxite, is a naturally occurring mineral rock that contains aluminum in the form of aluminum oxide (Al2O3) mixed with various impurities. Bauxite is the primary source of aluminum, which is one of the most abundant elements in the Earth’s crust, comprising about 8% by weight. Bauxite.
Aluminum | Uses, Properties, & Compounds | Britannica
网页2024年9月17日 · aluminum (Al), chemical element, a lightweight silvery white metal of main Group 13 (IIIa, or boron group) of the periodic table. Aluminum is the most abundant metallic element in Earth ’s crust and the most widely used nonferrous metal.
Aluminium - Element information, properties and uses | Periodic …
网页Aluminium is the most abundant metal in the Earth’s crust (8.1%) but is rarely found uncombined in nature. It is usually found in minerals such as bauxite and cryolite. These minerals are aluminium silicates.
Aluminum Statistics and Information | U.S. Geological Survey - USGS.gov
网页Aluminum is the second most abundant metallic element in the Earth's crust after silicon, yet it is a comparatively new industrial metal that has been produced in commercial quantities for just over 100 years.
Aluminum: occurrence, uses, and compounds | Britannica
网页aluminum, Metallic chemical element, chemical symbol Al, atomic number 13. A lightweight, silvery white metal, it is so reactive chemically that it always occurs in compounds. It is the most abundant metallic element in Earth’s crust, chiefly in bauxite (its principal ore), feldspars, micas, clay minerals, and laterite.
Aluminum - introduction, properties, manufacture, and uses
网页2024年1月21日 · In short, you'd probably come up with a material like aluminum (spelled aluminium in some countries—and that's also the official IUPAC spelling). It's the commonest metal in Earth's crust (making up ~8 percent of it), the third most plentiful chemical element on our planet (only oxygen and silicon exist in …
Aluminum Is the Planet's Most Abundant Element - ThoughtCo
网页2019年6月25日 · Aluminum (also known as aluminum) is the most abundant metal element in the earth's crust. And it's a good thing, too, because we use a lot of it. About 41 million tons are smelted each year and employed in a wide arrange of applications.
Aluminum - Minerals Education Coalition
网页Named from the Latin word alum, aluminum is a relatively soft, ductile and malleable silvery metal. It is the most common metal present in the Earth’s crust and the third most common element (after oxygen and silicon). It is moderately …