▁and ▁game ▁res erves ▁can ▁also ▁be ▁found ▁in ▁elsewhere ▁in ▁the ▁Low vel d . ▁ ▁Bush vel d ▁ ▁The ▁Low vel d ▁partly ▁over laps ▁with ▁a ▁dry ▁sav anna ▁e cor eg ion ▁known ▁as ▁the ▁Bush vel d , ▁a ▁bas in ▁character ized ▁by ▁open ▁grass lands ▁with ▁scattered ▁trees ▁and ▁bush es . ▁E lev ation ▁var ies ▁between ▁ 6 0 0 ▁metres ▁and ▁about ▁ 9 0 0 ▁metres ▁above ▁sea ▁level . ▁The ▁Bush vel d ▁is ▁one ▁of ▁the ▁largest ▁and ▁best ▁known ▁layer ed ▁ igne ous ▁min eral ▁complex es ▁in ▁the ▁world . ▁Cover ing ▁an ▁area ▁roughly ▁ 3 5 0 ▁kilometres ▁by ▁ 1 5 0 ▁kilometres , ▁the ▁Bush vel d ▁has ▁extensive ▁depos its ▁of ▁plat in um ▁and ▁chrom ium ▁and ▁significant ▁res erves ▁of ▁co pper , ▁flu ors par , ▁gold , ▁nick el , ▁and ▁iron . ▁ ▁The ▁northern ▁edge ▁of ▁the ▁Bush vel d , ▁where ▁the ▁pla ins ▁rise ▁to ▁a ▁series ▁of ▁high ▁plate aus ▁and ▁low ▁mountain ▁ranges , ▁form ▁the ▁southern ▁edge ▁of ▁the ▁Low vel d ▁and ▁the ▁L imp opo ▁River ▁Valley ▁in ▁Northern ▁Province . ▁These ▁mountains ▁include ▁the ▁Water berg , ▁and ▁the ▁S out p ans berg ▁Range . ▁The ▁S out p ans berg ▁Range ▁reaches ▁an ▁elev ation ▁of ▁ 1 , 7 0 0 ▁meters ▁before ▁dro pping ▁off ▁into ▁the ▁L imp opo ▁River ▁Valley ▁and