Interactive IRUG Spectrum


IRUG filename:
Data type:
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Chemical/botanical name(s):
Hydrated carbonate with hydroxyl or halogen (class), hydromagnesite (mineral group)
Sample source 1:
Red Mountain District
Source location 1:
Santa Clara County, California (CA), US
Sample source 2:
British Museum
Source location 2:
Great Russell Street, London, WC1B-3DG, UK
Sample identifier 2:
Sample source 3:
The Natural History Museum, National Museums of Scotland
Source location 3:
Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK
See Farmer for a discussion of spectrum and other references to IR work on hydrated magnesium carbonates, spectrum is close to that of dypingite
Transmission FTIR spectroscopy
Literature Reference:
Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993. Canterford, J. H., G. Tsambourakis, and R. Lambert. "Some Observations on the Properties of Dypingite, Mg5(CO3)4(OH)2*5H2O and Related Minerals." Mineralogical Magazine 43.348 (1984): 437-42. Nechiporenko, G. O., G. V. Sokolova, T. A. Ziborova, and G. P. Bondarenko. "Hydrated Hydromagnesite." Mineralogicheskiy Zhurnal 10.1 (1988): 78-85. Smolin, P. P., and T. A. Ziborova. "Types of Water, Stoichiometry and Relations between Hydromagnesite and Other Hydrated Magnesium Carbonates." Doklady-Academy of Sciences of the USSR, Earth Sciences Section 226.1, 6 (1977): 130-33. White, W. B. "Infrared Characterization of Water and Hydroxyl Ion in the Basic Magnesium Carbonate Minerals." American Mineralogist 56.1, 2 (1971): 46-53.
Originating institution name:
Natural History Museum, National Museums of Scotland
Originating institution acronym:
Molecular formula:
C4 H10 Mg5 O15
Linear formula:
Other analytical methods:
EDS (Mg only), SEM, XRD (19248 NHM std=hydromagnesite)