Tabella 4n

Tabella 4n

SIGLA CAMPIONE CAS4 ANALISI SITO1 SiO2 67.19 67.96 67.83 67.87 67.8 67.37 TiO2 0 0.03 0.01 0.02 0 0 Al2O3 20.43 20.52 20.9 20.93 21.14 21.24 FeO 0.31 0.06 0.14 0.11 0.07 0.08 MnO 0 0 0 0.02 0 0.01 MgO 0.2 0 0.02 0 0 0.05 CaO 0.09 0.23 0.18 0.38 0.6 0.37 Na2O 11.51 11.62 11.54 11.52 11.38 11.18 K2O 0.03 0.03 0.19 0.03 0.03 0.25 Total 99.76 100.45 100.81 100.88 101.02 100.55 Si 11.792 11.83 11.779 11.773 11.744 11.727 Al 4.222 4.207 4.274 4.275 4.312 4.354 Ti 0 0.004 0.001 0.003 0 0 Fe2 0.045 0.009 0.02 0.016 0.01 0.012 Mn 0 0 0 0.003 0 0.001 Mg 0.052 0 0.005 0 0 0.013 Ca 0.017 0.043 0.033 0.071 0.111 0.069 Na 3.917 3.922 3.886 3.875 3.822 3.773 K 0.007 0.007 0.042 0.007 0.007 0.056 Cations 20.052 20.022 20.04 20.023 20.006 20.005 Ab 99.4 98.7 98.1 98 97 96.8 An 0.4 1.1 0.8 1.8 2.8 1.8 Or 0.2 0.2 1.1 0.2 0.2 1.4

Tabella 4o

SIGLA

CAMPIONE CAS5

ANALISI SITO1 SITO2 SiO2 62.59 67 67.83 68.13 67.59 67.78 TiO2 0.03 0 0.01 0.03 0 0.03 Al2O3 24.65 21.29 20.89 20.94 20.58 20.62 FeO 0.17 0.03 0.01 0.01 0.02 0 MnO 0.01 0 0.01 0.01 0 0.01 MgO 0.35 0 0 0.01 0.01 0.01 CaO 1.08 0.95 0.58 0.37 0.27 0.34 Na2O 9.06 11.12 11.44 11.55 11.51 11.54 K2O 1.93 0.02 0.04 0.06 0.05 0.04 Total 99.87 100.41 100.81 101.11 100.03 100.37 Si 11.087 11.685 11.773 11.785 11.814 11.809 Al 5.142 4.373 4.27 4.266 4.236 4.231 Ti 0.004 0 0.001 0.004 0 0.004 Fe2 0.025 0.004 0.001 0.001 0.003 0 Mn 0.002 0 0.001 0.001 0 0.001 Mg 0.092 0 0 0.003 0.003 0.003 Ca 0.205 0.178 0.108 0.069 0.051 0.063 Na 3.112 3.76 3.85 3.874 3.901 3.899 K 0.436 0.004 0.009 0.013 0.011 0.009 Cations 20.105 20.004 20.013 20.016 20.019 20.019 Ab 82.9 95.4 97.1 97.9 98.4 98.2 An 5.5 4.5 2.7 1.7 1.3 1.6 Or 11.6 0.1 0.2 0.3 0.3 0.2