| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/5/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/5/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/5/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/4/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/4/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/4/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/3/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/3/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/3/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 7/2/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 7/2/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 7/2/2012 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 6/29/2012 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 6/29/2012 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 6/29/2012 |