| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/29/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/29/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/28/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/28/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/28/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/25/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/25/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/25/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/24/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/24/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/24/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/23/2013 |
| · | [Tungsten]Market Price of Ferrotungsten70% in China | 10/23/2013 |
| · | [Tungsten]Market Price of AmmoniumParatungstate in China | 10/23/2013 |
| · | [Tungsten]Market Price of Tungsten Concentrates in China | 10/22/2013 |