Fig. 2From: Fresh and Hardened Properties of Fly Ash–Slag Blended Geopolymer Paste and MortarXRD pattern of raw materials and geopolymers at setting periods. 1: Hematite, 2: Mullite, 3: Quartz, 4: Corundum, 5: Ettringite, 6: N-A-S, 7: N-C-A-S, 8: C-A-S-H, 9: C-S-H.Back to article page