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Table 1 Composition of the natural pumice used in our experiments [41]

From: Fabrication of naturel pumice/hydroxyapatite composite for biomedical engineering

SiO2 (%) Al2O3 (%) Fe2O3 (%) MgO (%) CaO (%) Na2O (%) K2O (%) TiO2 (%) SO3 (%) Other (%)
68 16.86 2.72 0.65 1.2 3.58 5.71 0.34 0.12 0.86