| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/1/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/1/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/29/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/29/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/29/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/28/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/28/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/28/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/27/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/27/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/27/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/26/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/26/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/25/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/25/2010 |