Interactive IRUG Spectrum

Section: 6

Minerals and pigments (MP)

Page: 386

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Details

IRUG filename: IMP00386	Data type: Infrared	IRUG material class: Minerals and pigments (MP)
Sample type: Reference material	Common name(s): Huntite	Chemical/botanical name(s): Calcium magnesium carbonate, carbonate class
CAS name: Huntite (CaMg3(CO3)4)	Source location 1: Boquira, Bahia, Brazil	Sample source 2: British Museum
Source location 2: Great Russell Street, London, WC1B-3DG, UK	Sample identifier 2: BM1972,214	Sample source 3: The Natural History Museum, National Museums of Scotland
Source location 3: Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK	Color: White	Other: Spectrum matches that from NHM x-ray standard huntite from Tea Tree Gulley, South Australia, compare spectrum with those from other members of the calcite group NHM std
Application: Transmission FTIR spectroscopy	Mode: Tran	Literature Reference: Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993., Ozao, R., and R. Otsuka. "Thermoanalytical Investigation of Huntite." Thermoanalytical Acta 86 (1985): 45-58., Scheetz, B. E., and W. B. White. "Vibrational Spectra of the Alkaline Earth Double Carbonates." American Mineralogist 62.1, 2 (1977): 36-50., Shayan, A. "Strontium in Huntites from Geelong and Deer Park, Victoria, Australia." American Mineralogist 69.5, 6 (1984): 528-30.
Originating institution name: Natural History Museum, National Museums of Scotland	Originating institution acronym: NHM	Molecular formula: C4 Ca Mg3 O12
Linear formula: CaMg3(CO3)4	CAS registry no: 19569-21-2	Other analytical methods: EDS (Ca:Mg=approx. 1:3), SEM, XRD (the spectrum matches that from NHM x-ray standard huntite from Tea Tree Gulley, South Australia, compare the spectrum with those from other members of the calcite group NHM std)