| Concept URI | http://www.eionet.europa.eu/gemet/concept/7694 |
|---|---|
| Preferred label | silicon |
| Definition | A brittle metalloid element that exists in two allotropic forms; occurs principally in sand, quartz, granite, feldspar, and clay. It is usually a grey crystalline solid but is also found as a brown amorphous powder. It is used in transistors, rectifiers, solar cells, and alloys. Its compounds are widely used in glass manufacture, the building industry, and in the form of silicones. |
| Notation | |
| Status | Valid |
| Status Modified | 2013-12-05 |
| Accepted Date | 2013-12-05 |
| Not Accepted Date | |
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| Source |
European Environment Agency
Kgs. Nytorv 6, DK-1050 Copenhagen K, Denmark