sed·i·men·ta·ry 
(sĕd′ə-mĕntə-rē, -mĕntrē) also sed·i·men·tal (-mĕntl)
(sĕd′ə-mĕntə-rē, -mĕntrē) also sed·i·men·tal (-mĕntl)adj.
1. Of, containing, resembling, or derived from sediment.
2. Of or relating to rocks formed by the deposition of sediment.