Emery
Esquema
Jerarquía
<materials by composition> > inorganic material > mineral > corundum
Descripción
A gray-to-black impure variety of corundum which contains magnetite and hematite and is used as an abrasive. The stone is crushed and graded and used to make emery paper, emery cloth, and emery wheels.
URI original del concepto
Otros términos
- 剛玉粉 [zh]
- amaril [nl]
- esmeril [es]
- gāng yù fěn [zh]
- gang yu fen [zh]
- kang yü fen [zh]
- 剛玉砂 [zh]
- 金剛砂 [zh]
- 剛沙 [zh]
- polijststeen [nl]
- smergel [nl]