| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/25/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/25/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/25/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/24/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/24/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/24/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/23/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/23/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/23/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/22/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/22/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/22/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/19/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/19/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/19/2011 |