1967U.S. Geological Survey circular/U.S. Geological Survey CircularOpen access

Determination of gold in geologic materials by solvent extraction and atomic-absorption spectrometry

Claude Huffman, Jakub Menšík, Leonard Benjamin Riley

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Abstract

Fire-assay atomic-absorption procedure ---Results ---------------------------------Sample dissolution, cyanide procedure------Extraction of gold with methyl isobutyl ketone--------------------------------Conclusions -

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Fire-assay atomic-absorption procedure ---Results ---------------------------------Sample dissolution, cyanide procedure------Extraction of gold with methyl isobutyl ketone--------------------------------Conclusions -

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Available abstract

Fire-assay atomic-absorption procedure ---Results ---------------------------------Sample dissolution, cyanide procedure------Extraction of gold with methyl isobutyl ketone--------------------------------Conclusions -

Key concepts: Methyl isobutyl ketone, Atomic absorption spectroscopy, Cyanide, Chemistry, Hydrochloric acid, Absorption (acoustics), Solvent, Nitric acid

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