| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/29/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/29/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/26/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/26/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/26/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/25/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/25/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/25/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/24/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/24/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/24/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/23/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/23/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/23/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/22/2010 |