| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/23/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/23/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/22/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/22/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/22/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/21/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/21/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/21/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/20/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/20/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/20/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/19/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/19/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/19/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/16/2012 |