bn:00003167n
Noun Concept
Categories: Abrasives, Aluminium compounds, Amphoteric compounds, Articles with short description, Refractory materials
EN
alumina  aluminum oxide  aluminium oxide  aluminum trioxide  aluminium trioxide
EN
Any of various forms of aluminum oxide occurring naturally as corundum WordNet 3.0
English:
III
Definitions
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EN
Any of various forms of aluminum oxide occurring naturally as corundum WordNet 3.0 & Open English WordNet
Aluminium oxide is a chemical compound of aluminium and oxygen with the chemical formula Al2O3. Wikipedia
A natural or synthetic oxide of aluminum widely distributed in nature, often found as a constituent part of clays, feldspars, micas and other minerals, and as a major component of bauxite. OmegaWiki
The solid, Al2O3, commonly known as alumina; it occurs as bauxite, sapphire, ruby and other forms; it is used in the manufacture of ceramics. Wiktionary
Alumina, Al 2O 3. Wiktionary (translation)