| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/3/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/2/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/2/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 12/1/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 12/1/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/30/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/30/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/27/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/27/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/26/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/26/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/25/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/25/2009 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 11/24/2009 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 11/19/2009 |