Section: 6 | Minerals and pigments (MP) | Page: 430 |
IRUG filename: IMP00430 | Data type: Infrared | IRUG material class: Minerals and pigments (MP) |
Sample type: Reference material | Common name(s): Voglite | Chemical/botanical name(s): Hydrated normal carbonate (class) |
Sample source 1: White Canyon #1 Mine, Frey Point | Source location 1: San Juan County, Utah, US | Sample source 2: British Museum |
Source location 2: Great Russell Street, London, WC1B-3DG, UK | Sample identifier 2: BM1965,439 | Sample source 3: The Natural History Museum, National Museums of Scotland |
Source location 3: Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK | Color: Green, emerald | Other: X-ray diffraction showed the material to be poorly crystalline, the analysis indicates a low copper content relative to the ideal formula |
Application: Transmission FTIR spectroscopy | Mode: Tran | Literature Reference: Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993. Urbanec, Z., and J. Cejka. "Infrared Spectra of Liebgite, Andersonite, Voglite, and Schroeckingerite." Collection of Czechoslovak Chemical Communications 44.1 (1979): 10-23. |
Originating institution name: Natural History Museum, National Museums of Scotland | Originating institution acronym: NHM | Molecular formula: C12 H12 Ca2 Cu O20 |
Linear formula: Ca2Cu(UO2)(CO3)4*6H2O | Density (g/cc): 2.8 g/cc, literature | Other analytical methods: EDS (Ca:Cu:U=approx. 1.1:0.2:1.0 ? with trace Mg, S), SEM, XRD (8123F NHM std=voglite (x-ray diffraction showed the material to be poorly crystalline, the analysis indicates a low copper content relative to the ideal formula) |