Hekla 4 Tephra at Kebister

This search has found 28 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.

Geochemistry

To download this data as a tab delimited file click here: save

  SiO2 TiO2 Al2O3 FeOMnOMgO CaO Na2O K2OTotal EP Ref
Glass75.140.1312.271.770.110.021.244.782.76 98.222853
Glass74.930.1213.201.580.060.011.315.032.58 98.822853
Glass74.900.1413.461.980.070.031.214.872.81 99.482853
Glass74.670.1513.511.750.070.021.274.552.84 98.842853
Glass74.570.1112.391.960.100.071.285.162.89 98.532853
Glass74.400.1112.662.010.120.001.315.252.88 98.752853
Glass74.200.1413.251.830.110.161.354.652.76 98.462853
Glass74.020.1112.641.950.070.021.414.892.70 97.812853
Glass73.440.1012.641.850.100.061.034.302.94 96.452853
Glass73.380.1212.291.840.040.031.184.682.62 96.172853
Glass73.300.1111.881.880.050.031.034.082.68 95.042853
Glass73.280.1213.001.980.120.041.264.972.73 97.502853
Glass73.250.0812.241.650.050.041.344.942.70 96.292853
Glass73.250.1411.381.710.110.011.044.793.09 95.512853
Glass73.170.1612.261.940.050.061.235.182.79 96.852853
Glass72.980.0611.931.990.070.011.255.192.90 96.372853
Glass72.810.1112.092.060.100.021.264.812.61 95.872853
Glass72.740.1512.180.150.050.021.354.932.93 96.292853
Glass72.530.1312.071.990.070.031.385.172.60 95.962853
Glass72.520.1312.851.970.050.021.254.602.87 96.262853
Glass72.520.1013.061.860.121.860.120.021.22 96.152853
Glass72.170.1611.941.870.090.030.994.693.14 95.092853
Glass72.120.1812.641.810.100.061.304.832.54 95.562853
Glass72.070.0713.332.030.120.011.194.512.72 96.052853
Glass71.880.1212.822.010.120.021.364.622.70 95.652853
Glass71.870.1112.991.850.090.011.184.342.80 95.242853
Glass66.460.3013.124.960.200.172.855.012.20 95.282853
Glass66.310.3813.925.060.210.172.934.792.13 95.912853
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.

853: Dugmore, A.J., Larsen, G, and Newton, A.J. (1995) Seven tephra isochrones in Scotland. The Holocene  5/3, 257-266.

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 22/10/2020 at 10:57:03 local time, Edinburgh, Scotland, UK.