| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/6/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/6/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/5/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/5/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/5/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/4/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/4/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/3/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/3/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/3/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 9/2/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 9/2/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 9/2/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 8/30/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 8/30/2013 |