| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/25/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 3/25/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 3/24/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/24/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 3/24/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 3/23/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/23/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 3/23/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 3/20/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/20/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 3/20/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 3/19/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 3/19/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 3/19/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 3/18/2009 |