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AGDB analytical method: FA_ES

Gold and platinum group elements by direct-current arc quantitative emission spectrography after PbO fire assay chemical separation.

Bibliographic reference

Author Baedecker, Philip A., editor
Year 1987
Title Methods for geochemical analysis
Series Bulletin
Issue 1770
Pages 1 v.: ill.; 28 cm
URL http://pubs.er.usgs.gov/publication/b1770
Notes Includes bibliographies. Analytical methods used in the Geologic Division laboratories of the U.S. Geological Survey for the inorganic chemical analysis of rock and mineral samples.
Organization USGS-BAL

Parameters using this method

Parameter Description
Au_ppm_FA_ES Gold, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography
Ir_ppm_FA_ES Iridium, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography
Os_ppm_FA_ES Osmium, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography
Pd_ppm_FA_ES Palladium, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography
Pt_ppm_FA_ES Platinum, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography
Rh_ppm_FA_ES Rhodium, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography
Ru_ppm_FA_ES Ruthenium, in parts per million by weight, by PbO fire assay and quantitative direct-current arc emission spectrography