| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/12/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/12/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/12/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/11/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/11/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/11/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/8/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/8/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/8/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/7/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/7/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/7/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/6/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/6/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/6/2012 |