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AGDB measured parameter: MgO_pct_WDX_Fuse

Magnesium, as magnesium oxide, in weight percent, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion

Reference for the analytical method

Author Taggart, Joseph E., editor
Year 2002
Title Analytical methods for chemical analysis of geologic and other materials, U.S. Geological Sur
Series U.S. Geological Survey open-file report 02-223
URL http://pubs.usgs.gov/of/2002/ofr-02-0223/
Notes Title from PDF title screen (viewed on Oct. 21, 2003). Updates Open-file report 96-525. Includes bibliographical references. Mode of access: Internet. System requirements: Adobe Acrobat Reader (available free).
Organization USGS-BGC

Other parameters measuring MgO

Parameter Description
MgO_pct_AA_F_Fuse Magnesium, as magnesium oxide, in weight percent, by flame-atomic absorption spectrophotometry after LiBO2-Li2B4O7 fusion
MgO_pct_AA_F_HF Magnesium, as magnesium oxide, in weight percent, by flame-atomic absorption spectrophotometry after multi-acid digestion with HF
MgO_pct_AES_AR_P Magnesium, as magnesium oxide, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after partial digestion with aqua regia
MgO_pct_AES_Fuse Magnesium, as magnesium oxide, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion
MgO_pct_AES_HF Magnesium, as magnesium oxide, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion
MgO_pct_AES_ST Magnesium, as magnesium oxide, in weight percent, by inductively coupled plasma-atomic emission spectroscopy after Na2O2 sinter digestion
MgO_pct_CM_Fuse Magnesium, as magnesium oxide, in weight percent, by spectrophotometry after NaOH or LiBO2-Li2B4O7 fusion
MgO_pct_ES_Q Magnesium, as magnesium oxide, in weight percent, by quantitative direct-current arc emission spectrography
MgO_pct_ES_SQ Magnesium, as magnesium oxide, in weight percent, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
MgO_pct_GV_Acid Magnesium, as magnesium oxide, in weight percent, by gravimetric classic or standard rock analysis after acid digestion
MgO_pct_MS_HF Magnesium, as magnesium oxide, in weight percent, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
MgO_pct_WDX_Fuse Magnesium, as magnesium oxide, in weight percent, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion