Although cyanide mercury or acid mine drainage are the principal environmental concerns in gold mining and processing Norgate and Haque 2024 recent tailings monitoring and closure assessments also include more benign contaminants such as boron B to comply with increasingly stringent health and environmental although harmless and necessary to the human body when
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Get PriceFurther as a whole boron isotope compositions of tourmalines from gold deposits suggest multiple parentages of ore forming hydrothermal fluids There is a striking overlap in the δ 11 B values of tourmalines from gold deposits at ca −11‰ to −6‰ underscoring prevalence but not exclusive association of a granitic derived
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