| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/4/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/3/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/3/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/2/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/2/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/2/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/21/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/21/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/21/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/20/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/20/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/20/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 5/18/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 5/18/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 5/18/2009 |