Table 5. Compressive strengths of geopolymer cements based on metakaolin substituted for eggshells (ES) and commercial carbonate (CC)

From

Elaboration of Porous Geopolymer Cement from Sangaré Clay and Shell Egg Powder: Application as Thermal Insulation

Jeanne Atchana, Paul Nestor Djomou Djonga, Benoit Loura, Valery Gomdje Hambate, Jean Bosco Tchatchueng

American Journal of Materials Engineering and Technology. 2021, 9(1), 21-30 doi:10.12691/materials-9-1-2