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A note on pyrosmalite from Nant Francon, North Wales

Published online by Cambridge University Press:  14 March 2018

P. E. Brown
P. E. Brown*
Affiliation:
Department of Geology, University of Sheffield
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Summary

The presence of pyrosmalite is recorded in a metasomatized slate that is in contact with intrusive rhyolite in the Nant Francon area of North Wales.

Type
Research Article
Information
Mineralogical magazine and journal of the Mineralogical Society , Volume 32 , Issue 246 , September 1959 , pp. 242 - 244
Copyright
Copyright © 1959, The Mineralogical Society

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References

Frondel, (C.) and Bauer, (L.H.), 1953. Amer. Min., vol. 38, p. 755.Google Scholar
Hutton, (O. C), 1956. Ibid., vol. 41, p. 581.Google Scholar
Williams, (D.), 1930. Quart. Journ. Geol. Soc, vol. 86, p. 191.Google Scholar
Winghell, (A.N.), 1951. The elements of optical mineralogy, Pt. 2, 4th edn, New York (Wiley & Sons Ltd.).Google Scholar