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Section: 6 Minerals and pigments (MP) Page: 473

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


Details

IRUG filename:
IMP00473
Data type:
Infrared
IRUG material class:
Minerals and pigments (MP)
Sample type:
Reference material
Common name(s):
Rhodochrosite
Chemical/botanical name(s):
Anhydrous normal carbonate (class), calcite (mineral group)
Sample source 1:
Geevor Mine
Source location 1:
Pendeen, St. Just in Penwith, Cornwall, UK
Sample source 2:
British Museum
Source location 2:
Great Russell Street, London, WC1B-3DG, UK
Sample identifier 2:
BM1984,881
Sample source 3:
The Natural History Museum, National Museums of Scotland
Source location 3:
Cromwell Road, London, SW7 5BD, UK, Edinburgh, UK
Color:
Pink
Other:
Forms a series with calcite and siderite, spectrum matches those of specimens from other licalities, compare spectrum with those of other members of the calcite group
Application:
Transmission FTIR spectroscopy
Mode:
Tran
Literature Reference:
Jones, G. C., and B. Jackson. Infrared Transmission Spectra of Carbonate Minerals. London: Chapman & Hall, 1993.
Originating institution name:
Natural History Museum, National Museums of Scotland
Originating institution acronym:
NHM
Molecular formula:
C Mn O3
Linear formula:
MnCO3
Other analytical methods:
EDS (Mn:Ca:Mg=approx. 1.0:0.1:0.03), SEM, XRD