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Keywords from Image Description:
The Quarterly journal of the Geological Society of London . ' inr and bonnet on ttie Patch of breccia Indurated slates Grit in spinney Great breccia bed Dnstratifled breccia of Tinmeadow Porphyritic breccia mmmm Kounded agglomerate Great agglomerate Breccias and ashes of Hanging Stones Qnartzo rocks Slates and