| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/7/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/7/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/7/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/6/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/6/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/6/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/3/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/3/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/3/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/2/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 12/2/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/30/2010 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/30/2010 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 11/30/2010 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/29/2010 |