Interactive IRUG Spectrum

Section: 6

Minerals and pigments (MP)

Page: 437

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Details

IRUG filename: IMP00437	Data type: Infrared	IRUG material class: Minerals and pigments (MP)
Sample type: Reference material	Common name(s): Trona	Chemical/botanical name(s): Acid carbonate (class), thermonatrite (mineral group)
Sample source 1: Natron Lakes	Source location 1: Egypt	Sample source 2: British Museum
Source location 2: Great Russell Street, London, WC1B-3DG, UK	Sample identifier 2: BM59235	Sample source 3: The Natural History Museum, National Museums of Scotland
Source location 3: Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK	Color: Colorless	Other: Spectrum is identical to that of synthetic sodium sesquicarbonate
Application: Transmission FTIR spectroscopy	Mode: Tran	Literature Reference: Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993. Maglione, G., and M. Carn. "Spectres Infrarouges Des Mineraux Slins Et Des Silicates Neoformes Dans Le Bassin Tchadien (Infrared Spectra of Saline and Silicate Minerals from the Chad Basin)." Fr., Off. Rech. Sci. Tech. Outre Mer, Cah., Ser. Geol. 7 (1975): 3-9. Ryskin, Ya. I. "The Vibrations of Protons in Minerals: Hydroxyl, Water and Ammonium." The Infrared Spectra of Minerals. Ed. V. C. Farmer. Monograph 4 ed. London: Mineralogical Society of London, 1974. 137-81. White, W. B. "The Carbonate Minerals." The Infrared Spectra of Minerals. Ed. V. C. Farmer. Monograph 4 ed. London: Mineralogical Society of London, 1974. 227-84.
Originating institution name: Natural History Museum, National Museums of Scotland	Originating institution acronym: NHM	Molecular formula: C2 H5 Na3 O8
Linear formula: Na3(CO3)(HCO3)*2H2O	Other analytical methods: EDS, SEM, XRD (8149F NHM std=troma (+ trace quartz))