Not a visible tephra layer: cryptotephra. 417–423 cm depth in core. Colourless tubular pumice, pumiceous and vesicular glass shards. The mean clast diameter is 45 microns, the largest clast of 100 microns occurring in the Jardelunde layer.
Linking the North Atlantic to central Europe: A high-resolution Holocene tephrochronological record from northern Germany
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