Linking time with volcanic ash

Linking time with volcanic ash

Exploration · Quaternary

Linking time with volcanic ash

Traces of a 946 CE eruption · present-day map

A not-to-scale illustration of a lake sediment core and glass-shard examination, not a photograph or an exact reproduction of the Ogawara core’s thicknesses, colours or grain arrangement.

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Use Baekdusan (Changbaishan)’s B-Tm ash and a Lake Ogawara sediment core in Japan to explore layer positions and glass chemistry.

Linking time with volcanic ash
A not-to-scale illustration of a lake sediment core and glass-shard examination, not a photograph or an exact reproduction of the Ogawara core’s thicknesses, colours or grain arrangement.

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