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Interactive IRUG Spectrum

Section: 6 Minerals and pigments (MP) Page: 430

 Copyright © 1993-2024 Infrared and Raman Users Group (IRUG)


Details

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)