Sellenium/Tellurium Concentrates & Ore includes all ores or concentrates with Sellenium or Tellurium content. When listing Sellenium or Tellurium Ore & Concentrates please state clearly the percentage of Sellenium/Tellurium content, other details as to the quality of the Ore or Concentrates. Please also state the form of the material eg: powder, pelletized, or screened to minus one inch
