| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/15/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/15/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/15/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/14/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/14/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/14/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/10/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/10/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/10/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/9/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/9/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/9/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/8/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/8/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/8/2010 |