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Table 1 Average composition and standard deviation (σ) of the soda-ash lead and plant ash glass groups from Piscinas Municipales de Poniente

From: Composition and origins of decorated glass from Umayyad Cordoba (Spain)

   Deco Wt% ppm
Na2O MgO Al2O3 SiO2 P2O5 Cl K2O CaO TiO2 MnO Fe2O3 PbO Li B Cr Sr Zr La Th
PMP Pb soda-ash lead mean (n = 32) Mould blown & impressed 6.60 1.12 1.04 40.8 0.37 1.78 0.71 2.01 0.05 0.63 0.55 43.9 14.9 59.8 5.36 79.2 15.3 2.95 0.74
σ 0.61 0.21 0.24 1.5 0.07 0.20 0.17 0.32 0.01 0.34 0.13 1.9 5.2 8.8 1.30 23.3 4.3 0.73 0.18
PMP-L Levantine mean (n = 14) Cut decorations 12.4 3.13 1.75 68.3 0.26 0.76 2.41 9.45 0.08 0.91 0.44 0.00 6.36 85.8 10.1 524 32.9 5.84 0.77
σ 1.1 0.36 0.19 1.5 0.04 0.07 0.31 1.11 0.01 0.25 0.08 0.01 0.68 8.7 2.1 92 3.3 0.44 0.08
PMP-M Mesopotamian PMP 010 Gold leaf 12.3 5.17 1.00 71.0 0.07 0.63 2.49 6.46 0.03 0.43 0.26 0.00 22.8 57.4 10.8 386 23.2 2.89 0.77
PMP 054   15.5 4.93 2.58 66.1 0.14 0.64 3.16 5.44 0.06 0.83 0.44 0.00 16.4 117 23.0 455 39.5 4.75 0.98
PMP 23/29/44   13.8 3.93 2.81 68.4 0.18 0.65 3.30 4.75 0.08 1.44 0.50 0.00 14.1 117 30.7 433 55.2 5.29 1.23
PMP-Ia Iberian PMP 020   13.2 2.54 2.93 65.2 0.45 0.98 1.78 7.91 0.17 2.23 1.59 0.58 41.3 145 18.0 341 98.3 10.5 2.52
PMP 15/16   17.2 2.55 3.51 63.8 0.63 1.16 2.01 7.06 0.25 0.04 1.63 0.00 34.0 135 26.5 279 141 12.8 2.92
PMP-Ib Iberian PMP 045   18.4 4.22 1.78 61.8 0.42 1.24 1.71 7.63 0.08 1.21 0.72 0.35 47.3 185 8.75 425 20.7 4.63 1.18
PMP 26/27/41/ 42 Cut decoration 15.7 2.28 1.36 71.8 0.32 1.13 1.75 4.05 0.07 0.61 0.66 0.19 35.7 110 6.32 265 21.6 4.07 1.00
PMP-S Sicily? PMP 065   11.9 1.88 1.37 68.2 0.52 0.89 3.40 9.24 0.10 1.28 0.82 0.30 61.8 115 9.67 385 97.1 7.10 1.47
PMP 048   15.5 2.28 1.31 64.9 0.42 0.64 2.62 10.0 0.10 1.22 0.73 0.04 61.8 97.3 8.30 415 98.8 7.60 1.47
PMP 013   13.7 2.42 1.78 66.3 0.57 0.92 1.73 8.60 0.13 1.46 0.74 0.01 32.0 126 12.3 523 99.7 7.41 1.55