Mineralogy Database

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Sample n° 12005

Minerals found in the sample

Mineral	Formula	Category	Subcategory	Importance
BIOTITE	K(Fe2+,Mg)3(AlSi3O10)(OH)2	phyllosilicates	mica	major

Description

Description: plate-shaped crystal (7 cm)

Information: Rousseaux, J.M., Gomez Laverde, C., Nathan, Y. & Rouxhet, P.G., 1972. Correlation between stretching bands and the chemical composition of trioctahedral micas. In Serratosa, J.M. (ed.), Proceedings of the International Clay Conference, Madrid. CSIC, Madrid, pp. 89-98. // Rousseaux, J.M., Rouxhet, P.G., Vielvoye, L.A. & Herbillon, A.J., 1973. The vermiculitization of trioctahedral micas. I. The K level and its correlation with chemical composition. Clay Minerals 10, 1-16. // Sanz, J., Meyers, J., Vielvoye, L. & Stone, W.E.E., 1978. The location and content of iron in natural biotites and phlogopites : a comparison of several methods. Clay Minerals 13, 45-52. // Sanz, J. & Stone, W.E.E., 1983. NMR study of minerals. III. The distribution of Mg2+ and Fe2+ around the OH groups in micas. Journal of Physics C 16, 1271-1281. // Sanz, J., González-Carreño, T. & Gancedo, R., 1983. On dehydroxylation mechanisms of a biotite in vacuo and in oxygen. Physics and Chemistry of Minerals 9,14-18. // Sanz, J., de la Calle, C. & Stone, W.E.E., 1984. NMR Applied to minerals. V. The localization of vacancies in the octahedral sheet of aluminous biotites. Physics and Chemistry of Minerals 11, 235-240. // Manceau, A., Bonnin, D., Stone, W.E.E. & Sanz J., 1990. Distribution of Fe in the octahedral sheet of trioctahedral micas by polarized EXAFS. Comparison with NMR results. Physics and Chemistry of Minerals 17, 363-370. // Maes, E., Vielvoye, L., Stone, W. & Delvaux, B., 1999. Fixation of radiocaesium traces in a weathering sequence mica → vermiculite → hydroxy interlayered vermiculite. European Journal of Soil Science 50, 107-115. (sample B-1)

Origin

• Country: Canada
• Region: Ontario
• Locality: Dill, N Feldspar Mine

Specification

• Donors: National Museum of Natural Sciences, Ottawa
  Donation year: 1969
• Sampling year:
  Registration date:
• Quantity: 1
  Size: 2

• Dimension code 1>2>3: 3
  Quality code 1>2>3: 1
• Holotype: no
  Paratype: no
  Radioactive: no
• Thin section: no
  Chemical analysis: no
  X-Ray spectra: no

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