bn:00030536n
Noun Concept
Categories: Abrasives, Iron minerals, Aluminium minerals, Corundum varieties, Oxide minerals
EN
emery  corundite  Elercynite  emery powder  Iron spinel
EN
A hard grey-black mineral consisting of corundum and either hematite or magnetite; used as an abrasive (especially as a coating on paper) WordNet 3.0
English:
rock
mineral
Definitions
Relations
Sources
EN
A hard grey-black mineral consisting of corundum and either hematite or magnetite; used as an abrasive (especially as a coating on paper) WordNet 3.0 & Open English WordNet
Emery, or corundite, is a dark granular rock used to make an abrasive powder. Wikipedia
Metamorphic rock Wikidata
A very hard rock type used to make abrasive powder. OmegaWiki
An impure type of corundum, often used for sanding or polishing. Wiktionary
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WordNet 3.0 & Open English WordNet
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Wikipedia
Wikidata
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Wiktionary
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OmegaWiki
EN
Wikidata Alias