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|
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