Fig. 12

Hydrated lime microstructure and reactivity. a TEM micrograph of hydrated lime showing hexagonal portlandite crystals (0.25–0.6 μm) within a porous matrix, scale bar = 200 nm, ×50,000, 200 kV; b Ca(OH)₂ composition and SAED pattern indexed to portlandite; c TEM images of lime interacting with lateritic soil particles.