| · | [Tungsten]Market Price of Ferrotungsten70% in China | 2/6/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 2/4/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 2/4/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 2/4/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/20/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/20/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/20/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/12/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/12/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/12/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/8/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/8/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/8/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/31/2008 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/31/2008 |