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Table 1 Chemical analyses of the used sample in weight %

From: Assessment of waste clays in the Qusseir region of east central Egypt for production of lightweight bricks

SiO2 Al2O3 Fe2O3* TiO2 MnO CaO MgO Na2O K2O P2O5 SO3 LOI Total
21.27 7.51 1.98 0.24 0.02 15.2 0.82 0.24 0.45 4.54 4.81 42.90 99.98
  1. *Total iron as ferric oxide