All analyses of the Glen Garry Tephra

This search has found 390 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.

FeO: total iron is represented as FeO
*original totals for normalised data (where applicable)

Site Phase SiO2 TiO2 Al2O3 FeOMnOMgO CaO Na2O K2OP2O5ClFSO2Total EP Ref
Bad a' Cheo (Scotland)glass74.380.5913.953.720.100.462.584.391.990.14102.31164576
Bad a' Cheo (Scotland)glass74.030.5612.904.120.100.422.124.412.230.09100.98164576
Bad a' Cheo (Scotland)glass73.940.0713.031.490.070.010.734.325.210.0098.87164576
Bad a' Cheo (Scotland)glass73.660.5212.353.850.100.402.334.621.950.0899.84164576
Bad a' Cheo (Scotland)glass73.240.6412.694.500.120.622.714.481.930.11101.05164576
Bad a' Cheo (Scotland)glass72.930.5012.843.730.090.392.324.652.110.0699.62164576
Bad a' Cheo (Scotland)glass72.710.1013.072.020.08-0.011.385.322.740.0297.44164576
Bad a' Cheo (Scotland)glass72.640.6513.654.650.110.572.934.521.940.14101.80164576
Bad a' Cheo (Scotland)glass72.170.6813.884.470.130.572.914.051.820.13100.81164576
Bad a' Cheo (Scotland)glass71.930.6513.684.300.100.552.934.761.920.11100.92164576
Bad a' Cheo (Scotland)glass71.870.7213.345.200.120.693.094.621.780.14101.56164576
Bad a' Cheo (Scotland)glass71.860.6913.114.590.110.652.934.851.920.15100.86164576
Bad a' Cheo (Scotland)glass71.840.6913.505.040.120.662.944.461.880.15101.27164576
Bad a' Cheo (Scotland)glass71.610.7613.575.010.140.743.214.661.850.16101.71164576
Bad a' Cheo (Scotland)glass70.680.5112.743.490.090.452.194.501.910.0796.63164576
Bad a' Cheo (Scotland)glass70.590.6813.054.710.130.653.214.531.820.1399.49164576
Bad a' Cheo (Scotland)glass70.510.7212.635.160.130.673.014.931.760.1699.69164576
Bad a' Cheo (Scotland)glass70.390.6512.584.460.130.582.704.351.880.1097.81164576
Bad a' Cheo (Scotland)glass70.190.7313.235.010.150.693.124.331.790.1299.36164576
Bad a' Cheo (Scotland)glass69.080.7113.154.580.120.573.044.681.710.1597.81164576
Bad a' Cheo (Scotland)glass68.320.8512.945.480.150.913.544.511.740.2398.66164576
Bad a' Cheo (Scotland)glass64.981.4014.658.180.171.795.494.151.330.40102.52164576
Bad a' Cheo (Scotland)glass64.801.2913.186.900.141.694.894.571.460.3799.30164576
Bad a' Cheo (Scotland)glass64.611.3014.057.090.161.704.904.241.400.4599.91164576
Bad a' Cheo (Scotland)glass64.291.1113.407.010.152.255.344.201.420.2499.41164576
Bad a' Cheo (Scotland)glass63.711.4314.397.760.181.865.284.001.340.40100.35164576
Bad a' Cheo (Scotland)glass63.051.2812.397.470.172.505.934.011.310.2898.40164576
Bad a' Cheo (Scotland)glass62.691.5513.858.310.181.985.483.941.170.4399.56164576
Bad a' Cheo (Scotland)glass62.541.4213.547.740.171.915.304.141.290.4598.50164576
Bad a' Cheo (Scotland)glass60.151.3114.218.270.183.977.353.540.960.21100.14164576
Bad a' Cheo (Scotland)glass59.671.3813.828.660.183.777.293.801.000.2199.78164576
Ben Eighe (Scotland)glass73.970.5612.803.690.120.372.253.432.0399.212853
Ben Eighe (Scotland)glass73.890.4912.743.700.120.392.213.852.1199.492853
Ben Eighe (Scotland)glass73.880.4312.783.780.070.372.223.541.9599.012853
Ben Eighe (Scotland)glass73.730.5112.973.710.120.402.113.741.9899.272853
Ben Eighe (Scotland)glass73.610.5113.013.620.100.402.233.382.0998.952853
Ben Eighe (Scotland)glass73.540.5412.663.720.120.452.283.952.0099.262853
Ben Eighe (Scotland)glass73.520.4912.463.910.110.462.313.772.0499.072853
Ben Eighe (Scotland)glass73.380.5712.563.960.110.312.153.992.0299.052853
Ben Eighe (Scotland)glass72.520.4412.613.840.120.392.214.071.9698.152853
Ben Eighe (Scotland)glass72.250.7313.124.600.090.672.633.691.8699.652853
Ben Eighe (Scotland)glass71.670.7313.234.930.140.713.013.701.8199.942853
Ben Eighe (Scotland)glass71.420.6812.734.580.140.572.713.551.7698.142853
Ben Eighe (Scotland)glass71.080.7113.334.670.170.482.743.821.8098.812853
Ben Eighe (Scotland)glass70.330.7512.964.710.140.682.853.171.7997.392853
Ben Eighe (Scotland)glass70.010.7912.974.850.120.642.993.321.8197.512853
Ben Eighe (Scotland)glass69.050.8013.255.020.151.053.563.791.8298.492853
Ben Eighe (Scotland)glass64.351.3313.417.280.201.764.913.431.2597.922853
Ben Gorm Moss (Scotland)glass73.260.4612.483.700.140.442.323.491.8898.1781634
Ben Gorm Moss (Scotland)glass72.940.5412.234.090.090.452.373.681.9598.3481634
Ben Gorm Moss (Scotland)glass72.130.6412.604.270.080.462.662.621.7797.2381634
Ben Gorm Moss (Scotland)glass72.060.5512.273.320.110.442.612.111.6995.1681634
Ben Gorm Moss (Scotland)glass71.920.4912.233.590.120.472.402.942.0296.1881634
Ben Gorm Moss (Scotland)glass71.870.4512.293.790.060.402.503.272.1596.7881634
Ben Gorm Moss (Scotland)glass71.610.4112.173.520.030.332.282.631.8894.8681634
Ben Gorm Moss (Scotland)glass71.060.4811.823.630.050.422.173.581.9695.1781634
Ben Gorm Moss (Scotland)glass69.920.7113.145.080.150.822.973.171.7397.6981634
Ben Gorm Moss (Scotland)glass69.630.7612.984.700.100.672.882.741.6996.1581634
Ben Gorm Moss (Scotland)glass68.670.7212.525.120.080.682.843.601.8396.0681634
Ben Gorm Moss (Scotland)glass67.880.7712.634.600.100.662.972.781.8094.1981634
Ben Gorm Moss (Scotland)glass67.390.8513.005.800.101.354.332.961.5297.3081634
Ben Gorm Moss (Scotland)glass66.121.0011.967.100.162.556.003.531.4399.8581634
Ben Gorm Moss (Scotland)glass65.190.9612.695.870.141.063.863.121.5194.4081634
Craigmaud Moss (Scotland)glass74.260.5612.593.700.140.412.112.962.0498.7781731
Craigmaud Moss (Scotland)glass74.110.6012.723.590.100.442.313.182.0199.0681731
Craigmaud Moss (Scotland)glass73.980.4812.593.730.110.422.233.262.0798.8781731
Craigmaud Moss (Scotland)glass73.770.5412.483.880.130.402.242.902.3598.6981731
Craigmaud Moss (Scotland)glass73.560.5412.403.800.070.452.303.682.0298.8281731
Craigmaud Moss (Scotland)glass73.460.5112.413.760.110.452.283.262.0398.2781731
Craigmaud Moss (Scotland)glass73.160.5112.473.670.060.392.093.171.9197.4381731
Craigmaud Moss (Scotland)glass72.550.4912.373.610.080.402.182.481.6095.7681731
Craigmaud Moss (Scotland)glass72.320.5012.333.900.110.412.252.471.9996.2881731
Craigmaud Moss (Scotland)glass72.020.7012.383.980.100.452.402.981.9596.9681731
Craigmaud Moss (Scotland)glass71.960.6813.004.250.140.582.532.961.7997.8981731
Craigmaud Moss (Scotland)glass71.770.6013.014.180.120.482.623.011.9297.7181731
Craigmaud Moss (Scotland)glass71.670.4912.083.490.100.392.032.511.9494.7081731
Craigmaud Moss (Scotland)glass71.660.6113.074.370.130.502.512.851.8897.5881731
Craigmaud Moss (Scotland)glass70.950.7612.645.010.190.642.793.061.8097.8481731
Craigmaud Moss (Scotland)glass70.870.7712.894.630.120.652.833.051.7797.5881731
Craigmaud Moss (Scotland)glass70.670.6713.054.660.100.622.992.891.8497.4981731
Craigmaud Moss (Scotland)glass70.660.7912.914.890.190.642.972.791.8197.6581731
Craigmaud Moss (Scotland)glass70.630.8013.224.170.120.642.872.231.7096.3881731
Craigmaud Moss (Scotland)glass70.150.7312.974.970.100.692.933.091.6997.3281731
Craigmaud Moss (Scotland)glass66.401.0613.386.280.211.194.123.331.5497.5181731
Craigmaud Moss (Scotland)glass64.061.2413.297.110.241.584.663.421.3696.9681731
Craigmaud Moss (Scotland)glass62.721.3213.327.560.161.694.683.011.3395.7981731
Craigmaud Moss (Scotland)glass62.261.4013.418.020.201.905.353.391.1497.0781731
Fleet Moss (England)glass73.670.5413.033.77 0.432.344.021.9499.764894
Fleet Moss (England)glass73.640.5412.943.75 0.432.444.142.0099.904894
Fleet Moss (England)glass73.280.5712.823.90 0.402.394.091.9299.404894
Fleet Moss (England)glass73.000.6113.143.79 0.392.554.141.8299.384894
Fleet Moss (England)glass72.550.5612.943.82 0.422.273.941.8998.424894
Fleet Moss (England)glass71.910.6113.194.64 0.532.784.051.7899.524894
Fleet Moss (England)glass71.140.6813.154.78 0.622.783.971.7398.884894
Fleet Moss (England)glass71.060.7113.414.93 0.733.084.111.6899.754894
Fleet Moss (England)glass70.880.6712.864.31 0.542.644.101.8097.824894
Fleet Moss (England)glass70.770.7613.414.93 0.632.963.921.8099.234894
Fleet Moss (England)glass70.460.7613.365.00 0.703.074.091.7299.194894
Fleet Moss (England)glass69.950.8213.425.08 0.693.183.831.7998.804894
Fleet Moss (England)glass69.640.8313.265.17 0.773.273.871.7198.564894
Glen Garry (Scotland)glass74.290.5312.703.690.070.452.323.022.0599.142853
Glen Garry (Scotland)glass73.730.5412.933.830.120.352.232.742.0998.592853
Glen Garry (Scotland)glass73.670.5212.793.720.080.412.343.091.9898.612853
Glen Garry (Scotland)glass72.650.7013.264.840.100.642.772.751.8699.592853
Glen Garry (Scotland)glass72.200.6112.403.730.060.412.181.911.9695.482853
Glen Garry (Scotland)glass71.640.6913.265.020.140.742.992.811.7399.032853
Glen Garry (Scotland)glass71.310.6412.643.930.080.452.472.851.9296.312853
Harthope Moss (England)glass72.830.5912.703.82 0.402.274.112.0298.754894
Harthope Moss (England)glass72.760.5912.703.71 0.412.304.251.9698.674894
Harthope Moss (England)glass72.680.5612.593.75 0.442.344.012.0398.414894
Harthope Moss (England)glass72.580.5412.753.87 0.402.314.072.0398.554894
Harthope Moss (England)glass72.570.5812.593.78 0.432.284.161.9998.384894
Harthope Moss (England)glass72.500.5812.623.69 0.432.204.091.9998.114894
Harthope Moss (England)glass72.410.5312.683.69 0.422.264.202.0798.254894
Harthope Moss (England)glass72.270.5812.633.67 0.412.194.051.9497.744894
Harthope Moss (England)glass72.230.5912.643.79 0.432.344.112.0298.154894
Harthope Moss (England)glass72.070.5912.733.80 0.432.194.122.1298.054894
Harthope Moss (England)glass71.930.5712.693.75 0.432.294.062.0497.764894
Harthope Moss (England)glass71.910.6712.563.95 0.442.384.201.9898.034894
Harthope Moss (England)glass71.860.6012.794.05 0.462.564.161.9398.414894
Harthope Moss (England)glass71.680.6012.563.61 0.402.284.292.0597.464894
Harthope Moss (England)glass70.840.6913.034.46 0.582.634.201.8998.324894
Harthope Moss (England)glass69.760.8713.145.36 0.843.224.111.7799.074894
Jardelunder Moor (Germany)glass75.550.5312.443.520.080.392.193.281.970.050.040.000.0097.65251624
Jardelunder Moor (Germany)glass74.520.9512.643.600.000.432.293.342.230.000.030.000.0998.61251624
Jardelunder Moor (Germany)glass74.360.4012.703.840.170.422.363.722.030.000.020.000.0398.88251624
Jardelunder Moor (Germany)glass74.230.8212.713.810.230.462.363.382.000.000.060.000.0097.53251624
Jardelunder Moor (Germany)glass74.170.4812.953.570.110.422.383.902.010.000.060.000.0098.30251624
Jardelunder Moor (Germany)glass74.150.6012.544.100.110.382.243.802.070.000.050.000.0098.00251624
Jardelunder Moor (Germany)glass74.150.5912.633.820.120.412.473.881.940.000.030.000.1099.04251624
Jardelunder Moor (Germany)glass74.070.8112.903.860.210.362.193.532.060.000.060.000.0098.08251624
Jardelunder Moor (Germany)glass73.770.5412.783.950.110.482.533.812.040.000.040.000.0098.88251624
Jardelunder Moor (Germany)glass73.200.2513.084.310.080.552.863.711.960.000.010.000.0097.21251624
Jardelunder Moor (Germany)glass71.840.9913.084.710.050.662.773.951.950.000.090.000.0297.24251624
Jardelunder Moor (Germany)glass71.031.0412.984.850.050.633.394.171.870.000.090.000.1796.36251624
Lairg AG3 (Scotland)glass74.790.5012.483.550.120.412.243.532.0399.652853
Lairg AG3 (Scotland)glass74.590.5112.553.820.110.422.143.512.0499.692853
Lairg AG3 (Scotland)glass74.320.4712.603.860.100.412.333.642.0699.812853
Lairg AG3 (Scotland)glass74.000.5212.423.890.030.452.493.931.9899.732853
Lairg AG3 (Scotland)glass73.940.5612.683.800.030.442.373.902.1399.852853
Lairg AG3 (Scotland)glass73.920.5712.673.680.110.422.283.592.0399.282853
Lairg AG3 (Scotland)glass73.390.5612.483.700.120.402.163.622.1298.572853
Lairg AG3 (Scotland)glass73.310.5012.553.810.110.442.343.511.9298.492853
Lairg AG3 (Scotland)glass73.280.5412.734.250.090.532.454.061.8999.812853
Lairg AG3 (Scotland)glass73.040.4812.323.700.080.372.153.552.0497.742853
Lairg AG3 (Scotland)glass72.950.4412.523.770.070.552.362.612.0297.292853
Lairg AG3 (Scotland)glass72.940.4912.213.720.100.332.273.932.0698.052853
Lairg AG3 (Scotland)glass72.640.4912.383.780.140.412.253.551.8797.512853
Lairg AG3 (Scotland)glass72.260.6012.744.170.100.542.613.761.7998.572853
Lairg AG3 (Scotland)glass72.240.6212.834.620.130.552.713.891.8199.402853
Lairg AG3 (Scotland)glass71.540.6412.984.360.120.532.574.231.7598.712853
Lairg AG3 (Scotland)glass71.220.6113.024.520.140.632.863.841.8198.652853
Lairg AG3 (Scotland)glass71.140.6913.055.070.160.702.993.861.8199.482853
Lairg AG3 (Scotland)glass67.160.9313.216.270.111.584.393.721.6399.022853
Langlands Moss (Scotland)glass73.400.5712.613.930.290.532.232.651.9998.2081731
Langlands Moss (Scotland)glass72.380.6312.433.900.260.532.202.621.9596.9081731
Langlands Moss (Scotland)glass71.350.6412.664.290.130.582.782.231.7796.4381731
Langlands Moss (Scotland)glass69.460.8512.875.270.130.753.082.831.7797.0181731
Loch Farlary (Scotland)glass71.990.4412.523.310.010.362.163.911.9896.69282747
Loch Farlary (Scotland)glass71.990.4412.523.310.010.362.163.911.9896.69282747
Loch Farlary (Scotland)glass71.520.5212.463.710.050.382.354.102.0897.16282747
Loch Farlary (Scotland)glass71.110.4912.653.600.040.362.433.932.0196.62282747
Loch Farlary (Scotland)glass71.060.5012.483.660.050.372.293.831.9596.17282747
Loch Farlary (Scotland)glass70.650.4812.193.550.070.352.184.022.0195.51282747
Loch Farlary (Scotland)glass70.610.4812.313.550.070.372.293.862.0095.53282747
Loch Farlary (Scotland)glass70.030.5712.664.010.100.412.444.161.8696.23282747
Loch Farlary (Scotland)glass69.200.6312.874.090.090.512.723.911.8895.89282747
Loch Farlary (Scotland)glass68.790.6212.604.290.050.542.804.361.7595.80282747
Loch Farlary (Scotland)glass67.690.9012.964.560.100.913.184.271.7096.25282747
Loch Farlary (Scotland)glass59.901.1813.447.470.082.806.533.321.1195.82282747
Malham Moss (England)glass74.070.4513.064.000.150.412.253.082.1399.60244505
Malham Moss (England)glass73.760.5010.423.900.110.402.353.012.0496.49244505
Malham Moss (England)glass73.160.4812.934.140.070.402.284.212.0399.70244505
Malham Moss (England)glass73.100.5311.913.800.140.402.423.412.0197.72244505
Malham Moss (England)glass72.280.5812.713.520.110.412.294.522.1098.52244505
Malham Moss (England)glass71.890.6112.213.990.090.422.453.691.9997.35244505
Malham Moss (England)glass71.750.5912.313.540.130.302.122.702.2395.66244505
Malham Moss (England)glass71.020.6713.484.640.180.642.724.261.9099.51244505
Malham Moss (England)glass70.960.7811.344.960.210.763.004.311.8098.11244505
Malham Moss (England)glass70.850.7112.724.380.060.622.843.621.8697.66244505
Malham Moss (England)glass70.640.6912.484.650.080.652.883.781.9497.79244505
Malham Moss (England)glass69.980.7612.364.950.140.693.123.721.8397.56244505
Malham Tarn (England)glass73.970.5112.223.750.090.452.274.142.060.0899.53164505
Malham Tarn (England)glass73.680.5112.583.910.090.422.364.132.150.0999.92164505
Malham Tarn (England)glass73.600.5112.584.020.090.412.294.082.010.1099.69164505
Malham Tarn (England)glass73.550.5112.613.650.080.412.334.041.940.0999.21164505
Malham Tarn (England)glass73.430.5112.403.910.070.432.374.192.060.0799.44164505
Malham Tarn (England)glass73.020.5812.554.350.100.472.554.391.970.10100.08164505
Malham Tarn (England)glass72.660.5112.213.640.090.442.274.362.080.0998.36164505
Malham Tarn (England)glass72.300.5212.223.740.070.412.313.972.010.0897.63164505
Malham Tarn (England)glass72.030.5112.043.790.090.382.344.152.030.0997.47164505
Malham Tarn (England)glass71.760.5112.203.990.070.382.414.101.990.0897.49164505
Malham Tarn (England)glass71.710.6712.854.330.100.632.864.171.840.1499.31164505
Malham Tarn (England)glass71.570.6612.754.810.090.612.824.241.860.1499.55164505
Malham Tarn (England)glass71.370.6613.174.590.110.612.964.141.850.1499.59164505
Malham Tarn (England)glass70.940.7712.805.160.100.693.223.991.790.1699.62164505
Malham Tarn (England)glass70.840.7212.944.900.130.673.014.051.770.1599.17164505
Mallachie Moss (Scotland)glass74.020.5212.653.830.100.422.292.851.8798.5581731
Mallachie Moss (Scotland)glass74.000.5612.833.720.090.472.132.481.9198.1981731
Mallachie Moss (Scotland)glass73.730.5112.733.830.120.432.262.752.1198.4781731
Mallachie Moss (Scotland)glass73.730.4712.593.600.070.432.152.771.9797.7881731
Mallachie Moss (Scotland)glass73.600.5012.663.650.120.442.363.021.9398.2881731
Mallachie Moss (Scotland)glass73.500.5612.573.740.120.462.132.722.5998.3981731
Mallachie Moss (Scotland)glass73.450.4312.353.520.100.392.182.951.9897.3581731
Mallachie Moss (Scotland)glass73.160.5812.823.950.090.442.463.041.9298.4681731
Mallachie Moss (Scotland)glass73.050.5912.673.860.140.412.283.111.9798.0881731
Mallachie Moss (Scotland)glass72.590.4312.623.840.100.412.312.511.9896.7981731
Mallachie Moss (Scotland)glass72.500.5412.563.790.090.462.453.471.9297.7881731
Mallachie Moss (Scotland)glass72.400.5412.504.010.120.482.333.141.9397.4581731
Mallachie Moss (Scotland)glass72.130.4912.703.900.120.492.163.042.0497.0781731
Mallachie Moss (Scotland)glass72.040.6012.924.490.110.562.692.701.9498.0581731
Mallachie Moss (Scotland)glass71.970.5412.423.950.110.382.162.721.9896.2381731
Mallachie Moss (Scotland)glass71.890.6612.955.020.140.723.043.521.9399.8781731
Mallachie Moss (Scotland)glass71.370.6412.994.550.100.602.652.981.8997.7781731
Mallachie Moss (Scotland)glass70.840.5511.993.710.090.392.312.541.9694.3881731
Mallachie Moss (Scotland)glass70.780.4111.903.710.120.422.162.791.9594.2481731
Mallachie Moss (Scotland)glass70.710.5212.183.740.100.432.232.822.0394.7681731
Mallachie Moss (Scotland)glass70.640.5611.933.810.100.422.282.501.8894.1281731
Mallachie Moss (Scotland)glass70.630.8113.095.290.170.772.962.941.6998.3581731
Mallachie Moss (Scotland)glass70.580.4712.163.590.090.392.282.701.8494.1081731
Mallachie Moss (Scotland)glass70.180.4411.953.700.100.432.183.561.9494.4881731
Mallachie Moss (Scotland)glass70.140.7412.614.650.100.672.783.192.0296.9081731
Mallachie Moss (Scotland)glass69.990.7412.995.050.200.723.103.811.8298.4281731
Mallachie Moss (Scotland)glass69.950.7112.774.320.090.602.762.501.7595.4581731
Mallachie Moss (Scotland)glass69.670.8413.025.190.180.823.112.851.7197.3981731
Mallachie Moss (Scotland)glass69.410.6612.665.070.150.642.742.051.8395.2181731
New Pitsligo (Scotland)glass74.340.6112.324.000.120.442.302.712.0598.892853
New Pitsligo (Scotland)glass74.000.6112.643.800.130.472.342.682.1498.812853
New Pitsligo (Scotland)glass73.990.5912.573.770.120.422.302.992.0098.732853
New Pitsligo (Scotland)glass73.610.5012.593.790.160.412.282.752.0398.122853
New Pitsligo (Scotland)glass72.430.6312.684.340.160.522.693.041.9698.442202
New Pitsligo (Scotland)glass71.460.5912.524.190.150.542.563.052.0097.062202
New Pitsligo (Scotland)glass71.130.7312.754.930.170.773.302.801.7998.372202
New Pitsligo (Scotland)glass70.990.7113.014.480.140.703.103.061.9498.142202
New Pitsligo (Scotland)glass70.390.7612.864.640.150.602.852.801.8896.932202
New Pitsligo (Scotland)glass65.991.2013.536.610.201.484.492.871.5497.902853
Roundhill (Scotland)glass74.270.5212.673.710.110.412.353.281.9799.232853
Roundhill (Scotland)glass72.440.5712.643.940.090.422.533.642.1398.402853
Roundhill (Scotland)glass72.270.6312.714.520.100.672.753.652.0299.342853
Roundhill (Scotland)glass71.760.7313.124.280.090.602.743.432.0398.792853
Roundhill (Scotland)glass71.760.6213.374.100.070.492.543.442.2098.592853
Roundhill (Scotland)glass71.440.9612.914.880.150.823.183.581.9499.882853
Roundhill (Scotland)glass71.330.5912.814.490.070.513.003.491.8998.162853
Roundhill (Scotland)glass71.310.7113.064.710.100.652.963.861.9499.312853
Roundhill (Scotland)glass71.280.6512.854.370.120.592.863.501.9798.192853
Roundhill (Scotland)glass71.200.6413.074.460.110.632.923.392.1098.522853
Roundhill (Scotland)glass70.950.8513.234.930.120.733.173.231.9199.102853
Roundhill (Scotland)glass70.460.8113.485.030.080.683.133.651.8599.172853
Roundhill (Scotland)glass68.411.0313.365.860.141.033.853.571.6298.882853
Roundhill (Scotland)glass67.291.0013.325.960.171.063.713.561.8997.982853
Roundhill (Scotland)glass63.091.4913.147.650.171.975.493.511.3497.862853
Roundhill (Scotland)glass62.091.3713.337.770.151.835.103.551.4096.602853
Shirgarton Moss (Scotland)glass72.150.5112.263.670.090.402.123.452.0396.6881731
Shirgarton Moss (Scotland)glass70.770.5611.973.760.080.462.402.753.5996.3481731
Slethill (Scotland)glass74.020.4912.143.360.090.331.853.342.1897.792853
Slethill (Scotland)glass73.960.5612.723.790.090.472.333.792.0199.732853
Slethill (Scotland)glass73.460.5712.603.930.170.422.303.841.9999.292853
Slethill (Scotland)glass73.290.5512.283.820.190.462.273.661.8698.302853
Slethill (Scotland)glass73.230.6212.593.800.130.412.313.721.9998.812853
Slethill (Scotland)glass72.440.6212.874.000.130.542.453.661.9298.632853
Slethill (Scotland)glass72.150.6212.694.480.160.592.623.951.9699.212853
Slethill (Scotland)glass71.880.6312.584.550.180.542.823.691.8998.762853
Slethill (Scotland)glass71.490.6912.904.670.160.722.823.901.9099.232853
Slethill (Scotland)glass71.000.7412.944.600.090.692.833.961.9298.782853
Slethill (Scotland)glass70.630.6912.964.730.210.813.083.661.7098.482853
Slethill (Scotland)glass70.350.8212.944.750.100.773.143.701.8098.372853
Slethill (Scotland)glass68.360.9213.085.330.111.103.353.411.5597.202853
Slethill (Scotland)glass68.181.0213.066.050.201.073.893.621.6298.712853
Slethill (Scotland)glass64.771.4013.577.590.221.604.813.781.4599.182853
Station Hill, Altnabreac (Scotland)glass71.100.4912.523.930.080.452.093.481.9996.132853
Station Hill, Altnabreac (Scotland)glass70.560.4712.233.820.060.442.423.232.1195.342853
Station Hill, Altnabreac (Scotland)glass68.900.7812.645.110.090.713.093.171.8296.302853
Station Hill, Altnabreac (Scotland)glass68.110.8613.305.470.100.843.273.361.6997.002853
Station Hill, Altnabreac (Scotland)glass64.391.2913.527.430.131.675.003.381.3798.172853
Temple Hill Moss (Scotland)glass73.810.4312.683.920.140.372.282.821.9598.4081731
Temple Hill Moss (Scotland)glass73.620.5812.563.800.170.422.401.402.0496.9981731
Temple Hill Moss (Scotland)glass73.440.5812.543.800.180.442.241.492.0196.7281731
Temple Hill Moss (Scotland)glass73.410.5212.533.910.090.392.462.041.9597.3081731
Temple Hill Moss (Scotland)glass73.310.5312.603.710.100.422.322.081.9997.0681731
Temple Hill Moss (Scotland)glass73.040.4612.443.660.140.372.252.371.9996.7281731
Temple Hill Moss (Scotland)glass72.880.5112.573.790.180.452.102.682.1597.3181731
Temple Hill Moss (Scotland)glass72.680.5612.693.640.160.512.232.171.9696.6081731
Temple Hill Moss (Scotland)glass72.410.4812.313.420.070.372.272.231.9595.5181731
Temple Hill Moss (Scotland)glass72.340.6212.724.420.180.612.471.861.8797.0981731
Temple Hill Moss (Scotland)glass71.760.7512.884.370.150.512.573.251.8598.0981731
Temple Hill Moss (Scotland)glass71.460.6312.694.240.210.562.602.201.9896.5781731
Temple Hill Moss (Scotland)glass71.360.4512.183.810.110.402.332.571.9395.1481731
Temple Hill Moss (Scotland)glass71.020.6712.845.000.150.692.843.491.7098.4081731
Temple Hill Moss (Scotland)glass67.300.7312.604.900.110.763.003.041.8294.2681731
Tiefer See (Germany)glass72.730.5312.693.720.080.402.353.771.970.070.020.0098.32264822
Tore Hill Moss (Scotland)glass73.390.5712.863.820.140.432.183.352.2198.9582261
Tore Hill Moss (Scotland)glass73.320.4812.363.820.040.412.193.402.0798.0982261
Tore Hill Moss (Scotland)glass73.280.5412.543.590.080.452.313.661.9398.3882261
Tore Hill Moss (Scotland)glass73.150.4812.513.650.060.412.323.402.0898.0682261
Tore Hill Moss (Scotland)glass73.140.4612.563.830.050.432.353.311.9498.0782261
Tore Hill Moss (Scotland)glass73.130.5112.383.740.110.442.263.332.2098.1082261
Tore Hill Moss (Scotland)glass73.040.4912.303.850.120.422.903.531.9598.6082261
Tore Hill Moss (Scotland)glass72.950.5612.673.670.110.412.203.182.0097.7582261
Tore Hill Moss (Scotland)glass72.890.8412.693.860.150.472.423.322.0498.6882261
Tore Hill Moss (Scotland)glass72.870.5812.743.730.040.412.353.072.0197.8082261
Tore Hill Moss (Scotland)glass72.850.5712.403.510.080.422.233.521.9597.5382261
Tore Hill Moss (Scotland)glass72.820.5212.464.000.030.442.343.452.1498.2082261
Tore Hill Moss (Scotland)glass72.710.4812.413.770.040.472.263.642.0497.8282261
Tore Hill Moss (Scotland)glass72.690.5112.423.580.140.382.283.732.0297.7582261
Tore Hill Moss (Scotland)glass72.680.6012.493.800.080.432.303.172.0697.6182261
Tore Hill Moss (Scotland)glass72.650.4812.373.780.100.452.313.442.0197.5982261
Tore Hill Moss (Scotland)glass72.530.5412.383.890.130.452.363.791.8797.9482261
Tore Hill Moss (Scotland)glass72.430.5812.273.990.130.412.313.461.8597.4382261
Tore Hill Moss (Scotland)glass72.420.5212.463.620.060.412.563.592.1097.7482261
Tore Hill Moss (Scotland)glass72.410.5712.365.410.110.382.293.652.0999.2782261
Tore Hill Moss (Scotland)glass72.400.5712.523.650.040.472.253.451.9397.2882261
Tore Hill Moss (Scotland)glass72.391.5412.763.810.100.422.243.482.0098.7482261
Tore Hill Moss (Scotland)glass72.360.7212.543.690.100.382.333.591.9697.6782261
Tore Hill Moss (Scotland)glass72.300.4912.454.980.130.422.213.582.6099.1682261
Tore Hill Moss (Scotland)glass72.180.5112.083.980.060.442.063.232.1996.7382261
Tore Hill Moss (Scotland)glass72.150.5712.333.700.470.442.253.471.9097.2882261
Tore Hill Moss (Scotland)glass72.040.5112.473.760.100.462.202.561.9996.0982261
Tore Hill Moss (Scotland)glass71.960.5812.484.350.080.482.633.712.1598.4282261
Tore Hill Moss (Scotland)glass71.780.4612.283.540.030.412.083.421.9695.9682261
Tore Hill Moss (Scotland)glass71.750.5412.473.910.060.462.163.212.2596.8182261
Tore Hill Moss (Scotland)glass71.720.6312.593.760.100.422.163.792.0197.1882261
Tore Hill Moss (Scotland)glass71.690.5812.153.860.140.432.193.652.0296.7182261
Tore Hill Moss (Scotland)glass71.640.5712.644.120.130.382.393.441.9797.2882261
Tore Hill Moss (Scotland)glass71.580.4612.173.470.110.432.273.251.9295.6682261
Tore Hill Moss (Scotland)glass71.350.4712.243.710.070.452.283.192.0495.8082261
Tore Hill Moss (Scotland)glass71.270.6912.584.010.190.502.533.231.9796.9782261
Tore Hill Moss (Scotland)glass71.210.4612.433.960.030.422.032.471.9995.0082261
Tore Hill Moss (Scotland)glass71.110.6212.614.360.040.542.683.511.9497.4182261
Tore Hill Moss (Scotland)glass71.080.5312.503.850.080.432.393.412.0996.3682261
Tore Hill Moss (Scotland)glass70.880.5812.574.170.040.512.403.371.9096.4282261
Tore Hill Moss (Scotland)glass70.780.7411.983.640.140.392.343.321.8695.1982261
Tore Hill Moss (Scotland)glass70.730.5212.193.930.040.412.293.481.9695.5582261
Tore Hill Moss (Scotland)glass70.640.6513.044.430.080.622.763.691.8397.7482261
Tore Hill Moss (Scotland)glass70.240.6912.734.540.120.602.753.591.7997.0582261
Tore Hill Moss (Scotland)glass70.100.7713.014.810.110.682.913.381.8197.5882261
Tore Hill Moss (Scotland)glass70.060.7212.904.640.100.682.803.511.8497.2582261
Tore Hill Moss (Scotland)glass69.990.7212.864.720.150.672.962.782.0296.8782261
Tore Hill Moss (Scotland)glass69.990.6212.844.450.150.602.813.231.9296.6182261
Tore Hill Moss (Scotland)glass69.990.7212.864.720.150.672.962.782.0296.8782261
Tore Hill Moss (Scotland)glass69.970.7413.014.470.100.632.963.641.9797.4982261
Tore Hill Moss (Scotland)glass69.970.7413.014.470.100.632.963.641.9797.4982261
Tore Hill Moss (Scotland)glass69.830.7012.704.800.110.712.834.071.8997.6482261
Tore Hill Moss (Scotland)glass69.830.7012.704.800.110.712.834.071.8997.6482261
Tore Hill Moss (Scotland)glass69.760.8113.104.930.120.733.063.351.6997.5582261
Tore Hill Moss (Scotland)glass69.760.8113.104.930.120.733.063.351.6997.5582261
Tore Hill Moss (Scotland)glass69.590.7513.054.310.130.663.023.291.8196.6182261
Tore Hill Moss (Scotland)glass69.590.7513.054.310.130.663.023.291.8196.6182261
Tore Hill Moss (Scotland)glass69.020.7512.774.980.110.733.083.521.7496.7082261
Tore Hill Moss (Scotland)glass68.970.7512.704.820.110.733.003.421.8496.3482261
Tore Hill Moss (Scotland)glass68.950.7512.824.730.170.733.163.511.8096.6282261
Tore Hill Moss (Scotland)glass68.630.7012.584.420.070.642.633.591.8295.0882261
Tore Hill Moss (Scotland)glass68.610.7012.954.700.150.642.783.231.9595.7182261
Walton Moss (England)glass73.150.6212.423.960.100.432.262.362.1697.4682261
Walton Moss (England)glass72.970.5612.284.020.080.402.272.852.1197.5482261
Walton Moss (England)glass72.720.5212.493.800.140.442.182.822.0797.1882261
Walton Moss (England)glass72.560.5012.783.740.200.442.603.861.9798.6982261
Walton Moss (England)glass72.290.6012.263.950.150.482.293.391.9897.3982261
Walton Moss (England)glass72.220.5512.343.820.110.412.193.922.0297.7782261
Walton Moss (England)glass72.180.4412.873.830.020.362.183.932.0697.9482261
Walton Moss (England)glass72.050.5612.723.650.040.422.273.861.9897.5582261
Walton Moss (England)glass72.050.5912.833.790.070.402.483.821.9698.0482261
Walton Moss (England)glass72.020.6212.353.740.110.382.243.332.1296.9282261
Walton Moss (England)glass72.010.5512.593.580.100.442.053.971.8897.2082261
Walton Moss (England)glass71.950.5612.303.730.040.392.273.821.9697.1682261
Walton Moss (England)glass71.900.4812.513.560.140.432.373.812.1497.5082261
Walton Moss (England)glass71.800.6212.463.980.080.412.393.441.9597.1482261
Walton Moss (England)glass71.740.5612.864.110.040.432.413.821.9898.0882261
Walton Moss (England)glass71.690.5612.363.580.180.402.313.772.0196.9482261
Walton Moss (England)glass71.660.5112.163.840.130.372.213.032.0195.9282261
Walton Moss (England)glass71.480.5012.653.650.130.432.224.012.0797.2082261
Walton Moss (England)glass71.420.5612.223.650.210.352.353.782.2396.8482261
Walton Moss (England)glass71.420.5112.303.580.160.412.253.882.1696.7582261
Walton Moss (England)glass71.410.5212.353.640.070.402.243.912.0796.6782261
Walton Moss (England)glass71.370.4912.623.60-0.030.402.333.932.2297.1082261
Walton Moss (England)glass71.360.6612.413.910.090.412.223.072.0096.1382261
Walton Moss (England)glass71.280.5412.763.65-0.010.402.423.802.2297.1782261
Walton Moss (England)glass71.260.5212.963.640.110.422.364.042.1997.5882261
Walton Moss (England)glass71.110.5312.173.800.050.412.183.782.1196.2582261
Walton Moss (England)glass71.030.5312.563.670.140.372.423.832.1896.8882261
Walton Moss (England)glass71.000.5112.433.390.070.392.323.882.0996.1282261
Walton Moss (England)glass70.810.5112.753.880.080.442.254.061.9996.8382261
Walton Moss (England)glass70.470.6012.834.130.140.432.633.971.9197.2482261
Walton Moss (England)glass70.370.5912.724.440.190.472.604.031.8697.4482261
Walton Moss (England)glass70.290.8412.704.740.210.553.093.261.8797.5482261
Walton Moss (England)glass69.990.6812.774.810.170.662.933.171.7896.9782261
Walton Moss (England)glass69.880.7813.064.890.160.612.903.111.9397.3382261
Walton Moss (England)glass69.760.6913.064.690.060.633.053.951.8397.9182261
Walton Moss (England)glass69.340.7412.744.730.040.652.833.931.8697.0582261
Walton Moss (England)glass67.860.7913.265.090.090.823.433.951.5997.1682261
Walton Moss (England)glass67.550.8113.005.050.120.783.373.811.7296.3982261

Instrument Conditions

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

Please refer to papers for full details of the instrument conditions, standards etc used to create these analyses
EP Instrument Beam current (nA) Beam voltage (kV) Correction Beam Sample Comments
2 Cambridge Instruments Microscan V (University of Edinburgh) 15 20 ZAF Thin section mounted in araldite then ground and polished
4 Jeol 733 Superprobe (Queens University, Belfast) 10 15 ZAF Thin section mounted in araldite then ground and polished
8 Camca SX100 (University of Edinburgh) 10 20 PAP Thin section mounted in araldite then ground and polished
16 Camca SX100 (University of Edinburgh) 2 15 PAP Thin section mounted in araldite then ground and polished
24 JEOL JXA8230 (University of Leeds) 10 15 Thin section mounted in araldite then ground and polished
25 Cameca SX-50 (GEOMAR, Kiel) 6 15
26 JEOL JXA-8230 microprobe (German Research Centre for Geosciences, GFZ) 10 15 Embedded in Araldite 2020 resin in a single-hole-stub, then sectioned and polished by hand on wet silicon carbide paper
28 Cameca Camebax (University of Edinburgh) 10 20 ZAF Thin section mounted in araldite then ground and polished

References

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

2261 - Barber, K., Langdon, P. and Blundell, A. (2008) Dating the Glen Garry tephra: a widespread late-Holocene marker horizon in the peatlands of northern Britain. Holocene  18, 31-43.

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

202 - Dugmore, A.J., and Newton, A.J. (1992) Thin tephra layers in peat revealed by X-radiography. Journal of Archaeological Sciences  19, 163-170.

1634 - Langdon, P.G. and Barber, K.E. (2001) New Holocene tephras and a proxy climate record from a blanket mire in northern Skye, Scotland. Journal of Quaternary Science  16, 753-759..

1731 - Langdon, P.G. and Barber, K.E. (2004) Snapshots in time: precise correlations of peat-based proxy climate records in Scotland using mid-Holocene tephras. The Holocene  14, 21-33..

894 - Pilcher, J.R. and Hall, V.A. (1996) Tephrochronological studies in northern England. The Holocene  6 (1), 100-105.

4576 - Ratcliffe, J., Andersen, R., Anderson, R., Newton, A., Campbell, D., Mauquoy, D. and Payne, R. (2017) Contemporary carbon fluxes do not reflect the long-term carbon balance for an Atlantic blanket bog. The Holocene  0,

2747 - Tipping, R, Ashmore, P, Davies, A, Haggart, A, Moir, A, Newton., AJ, Sands, R, Skinner, T and Tisdall, E (2008) Prehistoric Pinus woodland dynamics in an upland landscape in northern Scotland: the roles of climate change and human impacts. Vegetation History Archaeobotony  17, 251-267.

4505 - Watson, E.J., Swindles, G.T., Lawson, I.T. and Savov, I.P. (2016) Do peatlands or lakes provide the most comprehensive distal tephra records?. Quaternary Science Reviews  139, 110-128.

4822 - Wulf, S. Dräger, N. Ott, F. Serb, J. Appelt, O. Guðmundsdóttir, E. van den Bogaard, C. Slowinski, M. Laszkiewicz, M. and Brauder, A. (2016) Holocene tephrostratigraphy of varved sediment records from Lakes Tiefer See (NE Germany) and Czechowskie (N Poland). Journal of Quaternary Science  32, 1-14.

1624 - van den Bogaard, C. and Schminke, H.U. (2002) Linking the North Atlantic to central Europe: a high-resolution Holocene tephrochronological record from northern Germany. Journal of Quaternary Science  17, 3-20..

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 5/7/2025 at 07:12:06 local time, Edinburgh, Scotland, UK.