Coagulation and Sedimentation of Concentrated Laterite Suspensions: Comparison of Hydrolyzing Salts in Presence of Grewia spp. Biopolymer

Figure 5

Scanning electron micrograph (SEM): (a) uncoagulated laterite particles, (b) coagulated laterite particles, and (c) coagulated and flocculated laterite particles.

(a)

(b)

(c)