coarse-grained

coarse-grained (http://definr.com/coarse-grained)

     adj 1: composed of or covered with relatively large particles;
            "granular sugar"; "gritty sand" [syn: farinaceous, grainy,
             granular, granulose, gritty, mealy, sandy]
     2: not having a fine texture; "coarse-grained wood"