| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/23/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/23/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/23/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/22/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/22/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/22/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/21/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/21/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/21/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/20/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/20/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/20/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/17/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/17/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/17/2010 |