Comparison of a Wet and Crucible-fire Methods for the Assay of Gold Telluride Ores, with Notes on the Errors Occurring in the Operations of Fire Assay and PartingWilliam Francis Hillebrand
Comparison of a Wet and Crucible-fire Methods for the Assay of Gold Telluride Ores, with Notes on the Errors Occurring in the Operations of Fire Assay and Parting