| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/20/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/20/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/20/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/19/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/19/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/19/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/18/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/18/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/18/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/17/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/17/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/17/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/14/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/14/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/14/2013 |