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Publication record details

Title The petrology and geochemistry of the Orovician Llewelyn Volcanic Group, Snowdonia, North Wales
Ref no SG/89/1
Author Ball, T.K.; Merriman, R.J.; British Geological Survey.
Year of publication 1989
Publisher British Geological Survey
Place of publication Keyworth
Series Research Report Mineralogy and Petrology Series
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