Table 14: Mix properties of geopolymer concrete.

Metakaolin (kg/m3) Sand (kg/m3) Gravel (kg/m3) Alkaline* Solution (lit/m3) Water* (kg/m3) Iron Filings*
(kg/m3)
Sp**
%
400 720 1100 180 40 0.5 3

* Percent of mix volume.
** Percent of metakaolin volume.