Interactive IRUG Spectrum

Section: 6

Minerals and pigments (MP)

Page: 398

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Details

IRUG filename: IMP00398	Data type: Infrared	IRUG material class: Minerals and pigments (MP)
Sample type: Reference material	Common name(s): Manasseite	Chemical/botanical name(s): Hydrated carbonate with hydroxyl or halogen (class), sjogrenite (mineral group)
Source location 1: Snarum, Norway	Sample source 2: British Museum	Source location 2: Great Russell Street, London, WC1B-3DG, UK
Sample identifier 2: BM89358	Sample source 3: The Natural History Museum, National Museums of Scotland	Source location 3: Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK
Color: Blue, grey	Other: Spectrum differs from that of hydrocalcite, see notes with manasseite spectrum IR2793, x-ray=manasseite with some slight differences in 150-155 A region	Application: Transmission FTIR spectroscopy
Mode: Tran	Literature Reference: Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993. Kashayev, A. A., G. D. Feoktistov, and S. V. Petrova. "Chlormagaluminite (Mg, Fe)4Al2(OH)12(Cl,1/2CO3)2*2H2O a New Mineral of the Manasseite Sjogrenite Group." International Geology Review 25.7 (1983): 848-53. Taylor, H. F. W. "Crystal Structure of Some Double Hydroxide Minerals." Mineralogical Magazine 39.No. 304 (1973): 337-89.	Originating institution name: Natural History Museum, National Museums of Scotland
Originating institution acronym: NHM	Molecular formula: C H24 Al2 Mg6 O23	Linear formula: Mg6Al2(CO3)(OH)16*4H2O
Other analytical methods: EDS (Mg:Al=3.7:2), SEM, XRD (8068F NHM std, the spectrum differs from that of hydrocalcite, see notes with manasseite spectrum IR2793, x-ray=manasseite with some slight differences in 150-155 A region)