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Section: 6 Minerals and pigments (MP) Page: 354

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


Details

IRUG filename:
IMP00354
Data type:
Infrared
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Defernite
Chemical/botanical name(s):
Hydrated carbonate with hydroxyl or halogen (class), hydromagnesite (mineral group)
Sample source 1:
Kombat Mine
Source location 1:
Namibia
Sample source 2:
Royal Museum of Scotland
Source location 2:
Chambers Street, Edinburgh, EH1 1JF, UK
Sample identifier 2:
RMS1988.7.7
Sample source 3:
The Natural History Museum, National Museums of Scotland
Source location 3:
Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK
Other:
See Peacor for a discussion of the mineral formula and substitutions
Application:
Transmission FTIR spectroscopy
Mode:
Tran
Literature Reference:
Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993., Liebich, B. W., and H. Sarp. "The Crystalline Structure of Defernite." Schweizerische Mineralogische Und Petrographische Mitteilungen 65.2, 3 (1985): 153-58., Peacor, D. R., H. Sapp, P. J. Dunn, J. Innes, and J. A. Nelson. "Defernite from Kombat Mine, Namibia; a Second Occurence, Structure Refinement, and Crystal Chemistry." American Mineralogist 73.78 (1988): 888-93., Sarp, H., M. F. Taner, H. Bizouard, and B. W. Liebich. "Defernite, a New Chloro-hydroxyl Calcium Carbonate." Bulletin De La Societe Francaise De Mineralogie Et De Christallographie 103.2 (1980): 185-89.
Originating institution name:
Natural History Museum, National Museums of Scotland
Originating institution acronym:
NHM
Linear formula:
Ca3CO3(OH,Cl)4*H2O
Other analytical methods:
EDS, SEM, XRD (4101 NHM std)