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Table 2 Chemical compositions of ginger nut and aga soil

From: Research on the modification of two traditional building materials in ancient China

Sample Na2O MgO Al2O3 SiO2 P2O5 K2O
Ginger nut 0.90 1.49 6.44 22.06 0.11 0.98
Aga soil 0.32 1.10 4.23 16.37 0.08 0.85
Sample CaO Fe 2 O 3 TiO 2 MnO CO 2 Total
Ginger nut 36.82 2.07 0.35 0.08 28.60 99.90
Aga soil 41.87 0.87 0.21 0.02 34.07 99.99