TY - BOOK AU - Hillebrand,W.F. AU - Allen,E.T. TI - 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 AV - QE75 .B9 no. 253 PY - 1905/// CY - Washington PB - Govt. Print. Off. KW - Gold KW - Assaying KW - Tellurides N1 - Subject series: E, Chemistry and physics, 44; Includes index ER -