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Pumpellyite in Snowdonian soils and rocks

Published online by Cambridge University Press:  14 March 2018

D. A. Jenkins
Affiliation:
Dept. of Biochemistry and Soil Science, University College of North Wales, Bangor
D. F. Ball
Affiliation:
The Nature Conservancy, Penrhos Road, Bangor

Summary

Detrital grains, noted during the mineralogical examination of certain Snowdonian soils, have been identified as varieties of the mineral pumpellyite : the source of one variety has been located in dolerites exposed in the area, and the identity of this variety confirmed by X-ray analysis.

Type
Research Article
Copyright
Copyright © The Mineralogical Society of Great Britain and Ireland 1964

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