Laacher See Tephra at Lake Lautrey (L2, L3, L5, L6 (Vannier et al. 2004); total of 21 cores in Bossouet et al. (1997)/LT1)

This search has found data that is an average of 11 analyses

The results of your search are shown on this page, which is divided into three sections. The first contains geochemical data in the form of electron probe microanalyses of the the tephra layer you have chosen, which can be downloaded. Most of these analyse will be of glass shards. The second section gives information about the instrument conditions and the third details about the sources of the data and the date and time of your search.


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phase SiO2 TiO2 Al2O3 FeOMnOMgO CaO Na2O K2OP2O5ClTotal EP Ref
1 σ0.690.100.420.
FeO: total iron is represented as FeO
*original totals for normalised data (where applicable)

Instrument Conditions

These analyses were carried out under the following electron microprobe conditions.



The data on this page is from the following source(s). If you use this data please acknowledge the source of the data. The number preceeding each reference matches the Ref number on the data table above.

2589 - Walter-Simonnet, AV, Bossuet, G, Develle, AL, Begeot, C, Ruffaldi, P, Magny, M, Adatte, T, Rossy, M, Simonnet, JP, Boutet, J, Zeiller, R, de Beaulieu, JL, Vanniere, B, Thivet, M, Millet, L, Regent, B and Wackenheim, C (2008) Chronicle and distribution of lateglacial tephras in the Vosges and Jura mountains, and the Swiss Plateau. Quaternaire  19, 117-132.

Data Sources

All of the data contained in this database is either published or donated. When using the data, acknowledgement must be made of the original source of the data and that the data was obtained from Tephrabase. See Copyright information.

This Tephrabase search was made on 23/4/2019 at 11:35:20 local time, Edinburgh, Scotland, UK.