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Variscan sourcing of Westphalian (Pennsylvanian) sandstones in the Canonbie Coalfield, UK

Morton, Andrew; Fanning, Christopher; Jones, Neil

Description

The zircon age spectrum in a sample from the Canonbie Bridge Sandstone Formation (Asturian) of southern Scotland contains two main peaks. One is Early Carboniferous in age (348-318 Ma), and corresponds to the age of igneous activity during the Variscan Orogeny. The other is of late Neoproterozoic to early Cambrian age (693-523 Ma), corresponding to the Cadomian. Together, these two groups comprise 70 % of the zircon population. The presence of these two peaks shows unequivocally that a...[Show more]

CollectionsANU Research Publications
Date published: 2010
Type: Journal article
URI: http://hdl.handle.net/1885/51066
Source: Geological Magazine
DOI: 10.1017/S0016756810000014

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