，[Tungsten]Market Price of Ferrotungsten70% in China2/26/2009
，[Tungsten]Market Price of AmmoniumParatungstate in China2/26/2009
，[Tungsten]Market Price of Tungsten Concentrates in China2/11/2009
，[Tungsten]Market Price of Ferrotungsten70% in China2/11/2009
，[Tungsten]Market Price of AmmoniumParatungstate in China2/11/2009
，[Tungsten]Market Price of Tungsten Concentrates in China2/6/2009
，[Tungsten]Market Price of Ferrotungsten70% in China2/6/2009
，[Tungsten]Market Price of Tungsten Concentrates in China2/4/2009
，[Tungsten]Market Price of Ferrotungsten70% in China2/4/2009
，[Tungsten]Market Price of AmmoniumParatungstate in China2/4/2009
，[Tungsten]Market Price of Tungsten Concentrates in China1/20/2009
，[Tungsten]Market Price of Ferrotungsten70% in China1/20/2009
，[Tungsten]Market Price of AmmoniumParatungstate in China1/20/2009
，[Tungsten]Market Price of Tungsten Concentrates in China1/12/2009
，[Tungsten]Market Price of Ferrotungsten70% in China1/12/2009
，[Tungsten]Market Price of AmmoniumParatungstate in China1/12/2009
，[Tungsten]Market Price of Tungsten Concentrates in China1/8/2009
，[Tungsten]Market Price of Ferrotungsten70% in China1/8/2009
，[Tungsten]Market Price of AmmoniumParatungstate in China1/8/2009
，[Tungsten]Market Price of Tungsten Concentrates in China12/31/2008
，[Tungsten]Market Price of Ferrotungsten70% in China12/31/2008
，[Tungsten]Market Price of Tungsten Concentrates in China12/23/2008
，[Tungsten]Market Price of Ferrotungsten70% in China12/23/2008
，[Tungsten]Market Price of Tungsten Concentrates in China12/17/2008
，[Tungsten]Market Price of Ferrotungsten70% in China12/17/2008
，[Tungsten]Market Price of AmmoniumParatungstate in China12/17/2008
，[Tungsten]Market Price of Tungsten Concentrates in China12/15/2008
，[Tungsten]Market Price of Ferrotungsten70% in China12/15/2008
，[Tungsten]Market Price of Tungsten Concentrates in China12/10/2008
，[Tungsten]Market Price of Ferrotungsten70% in China12/10/2008