Experimental Study on the Fine Iron Ore Tailing Containing Gypsum as Backfill Material

Figure 7

Variation of UCS with slurry concentration. (a) 3 d curing time. (b) 7 d curing time. (c) 28 d curing time. (d) 60 d curing time.

(a)

(b)

(c)

(d)