| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/10/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/10/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/9/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/9/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/9/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/8/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/8/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/8/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/7/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/7/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/7/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/5/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 1/5/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 1/5/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 1/4/2013 |