| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/21/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/18/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/18/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/18/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/17/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/17/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/17/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/16/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/16/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/16/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/13/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/13/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/13/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/12/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/12/2013 |