Laacher See Tephra at Vallensgård Mose (All profiles)

This search has found 20 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 analyses 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. You should always refer to the original sources to get the full context of the data presented here.

Geochemistry

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profile phase SiO2 TiO2 Al2O3 FeOMnOMgO CaO Na2O K2OTotal EP Ref
Core 1glass59.360.4320.771.920.210.212.156.776.7298.61112205
Core 1glass59.240.4420.442.180.180.241.547.057.0898.47112205
Core 1glass58.330.4620.762.190.170.282.037.736.5098.52112205
Core 1glass58.230.4020.372.320.210.221.496.847.1497.32112205
Core 1glass58.150.5519.762.350.140.271.537.446.7797.01112205
Core 1glass58.030.4219.862.050.200.271.556.787.4696.68112205
Core 1glass55.760.1022.451.540.650.070.3510.434.8896.23112205
Core 1glass55.660.0822.271.500.550.040.3710.264.9795.69112205
Core 1glass55.600.1122.971.530.520.060.3711.184.8697.22112205
Core 1glass55.500.1222.531.650.460.040.3710.444.7295.83112205
Core 3glass61.020.4620.591.84 0.182.226.945.9899.2242205
Core 3glass60.270.4520.652.23 0.191.377.736.8299.7142205
Core 3glass60.190.5420.562.29 0.221.447.536.9199.6742205
Core 3glass60.170.4620.501.90 0.241.787.406.4398.8842205
Core 3glass60.050.4220.401.77 0.191.707.036.4898.0442205
Core 3glass59.640.5020.302.26 0.241.377.296.9198.5242205
Core 3glass59.580.4121.512.12 0.181.158.706.1699.8142205
Core 3glass59.520.5520.122.17 0.251.387.506.8498.3242205
Core 3glass59.260.4820.242.20 0.251.557.346.8498.1542205
Core 3glass56.120.1722.471.64 0.050.3210.454.2495.4542205
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.

 

 

References

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.

2205 - Turney, C.S.M., Van den Burg, K., Wastegard, S., Davies, S.M., Whitehouse, N.J., Pilcher, J.R. and Callaghan, C. (2006) North European last glacial-interglacial transition (LGIT; 15-9 ka) tephrochronology: extended limits and new events. Journal of Quaternary Science  21, 335-345.

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 11/5/2021 at 18:40:30 local time, Edinburgh, Scotland, UK.