| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/2/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/2/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/2/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/1/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/1/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/1/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/31/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/31/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/31/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/30/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/30/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/30/2011 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/29/2011 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/29/2011 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 8/29/2011 |