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Table 4 Thellier–Coe paleointensity results for ceramic fragments

From: A comprehensive paleomagnetic study from the last Plinian eruptions of Popocatepetl volcano: absolute chronology of lavas and estimation of emplacement temperatures of PDCs

SpecΔT (°C)Nβfgqδ(CK)δ(TR)MADancClassHraw (μT)± σH (μT)faniHani
cL2–7150–515100.060.590.868.415.61.10.8C47.12.870.86530440.8
cL2–8250–51580.030.550.8414.615.30.81.3C43.71.470.89480839.1
cL2–9250–51580.040.610.8411.77.81.31.2B43.41.670.87534238.0
cL2–10150–515100.050.730.8612.86.92.81.7B43.52.060.86690937.7
cL2–11350–51560.050.580.788.92.06.01.9A47.72.300.86186441.1
cL2–12350–51560.020.600.7722.05.25.12.3B39.80.810.95489538.0
         Mean =  44.2  39.1
         1σ = 2.9  1.5
dL2–30350–54070.110.510.823.96.41.77.8B31.83.50.95308630.3
dL2–31350–51560.060.430.785.22.27.54.9B38.92.50.97672138.0
dL2–32N/R0 0.97511031.8
dL2–33350–51560.040.470.779.03.76.83.5B32.41.30.98113828.0
dL2–34350–54070.100.530.804.37.216.05.8C32.63.20.85914830.6
dL2–35350–47540.060.300.663.43.94.63.4C34.22.00.896152 
         Mean = 34.0  31.7
         1σ = 2.9  3.7
dL3–36300–51570.040.270.764.92.72.21.6C54.62.20.93228150.9
dL3–38300–51570.100.270.701.92.30.31.6C50.15.10.90625045.4
dL3–39N/RC0.96476854.9
dL3–40N/R   
dL3–41300–47550.080.210.721.92.82.01.9 56.94.5  
         Mean = 53.9  50.4
         1σ = 3.4  4.8
  1. Spec: cL2: summit of Lorenzo pumice; dL2 and dL3: below Lorenzo pumice
  2. ΔT temperature interval used for the intensity determination, N number of heating steps used for the intensity determination, β = σm/m, f fraction of extrapolated NRM used for intensity determination, g gap factor, q quality factor as defined by Coe et al. (1978), δ(CK), δ(TR), MADanc and class as defined by Leonhardt et al. (2004), Hraw raw archeointensity value, σH standard deviation of Hraw, fani anisotropy correction factor, Hani anisotropy-corrected archeointensity