| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/3/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/3/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/2/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/2/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/2/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/1/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/1/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/1/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/29/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/29/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/29/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/25/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/25/2009 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/25/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/23/2009 |