The tightening supply of metallurgical grade fluorspar (metspar) sourced from China has continued to boost demand for the material produced in Mongolia, industry sources told IM.The limited supply is attributed in part to the Chinese government’s announced intentions to restrict future fluorspar production, for both acidsparand metspar, as part of its ongoing efforts to protect domestic reserves and cut down on environmental pollution.With effect 2 Jan 2010, the government announced it would no longer accept applications for new mining projects. At...