On that point, can someone tell me what the difference is between an assay and an extraction? I assume assay is just a method of quantitatively determining what gold is in the ore?
How is that different from 'extraction'? Someone pointed out that bbx referred to it as an 'extraction' and not an 'assay' like it was significant and i i never understood why?
On that point, can someone tell me what the difference is...
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