Base metal sulphide reference material OREAS 33 was prepared from a blend of Pb-Zn-Ag sulphide ore from Pasminco Limited’s Elura Mine, central New South Wales, Australia and copper and gold-bearing material from Mt Lyell, Queenstown, Tasmania, Australia and Blackwood, central Victoria, Australia. 

Analyte Certified Value 1SD 95% Confidence Limits Low 95% Confidence Limits High Method
Pb, Lead (wt.%) 7.15 4-Acid Digestion
Zn, Zinc (wt.%) 4.06 4-Acid Digestion
Ag, Silver (ppm) 73.5 4-Acid Digestion
Au, Gold (ppm) 0.521 Pb Fire Assay
Cu, Copper (ppm) 3464 4-Acid Digestion
Certificate DataPack SDS NRAM (231 KB)

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Information is provided for reference only.