| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/21/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/21/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/21/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/20/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/20/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/20/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/19/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/19/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/19/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/16/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/16/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/16/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/15/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/15/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/15/2011 |