| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/23/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/23/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/22/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/22/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/22/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/21/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/21/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/21/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/18/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/18/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/18/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/17/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/17/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/17/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/16/2013 |