Rio Verde Minerals announces completion of first drill hole, with significant potash intersections totaling 79m of sylvinite and carnallitite, at sergipe potash project

TORONTO, ONTARIO--(Marketwire - Nov. 16, 2011) - Rio Verde Minerals Development Corp. (TSX:RVD) ("Rio Verde" or the "Company") is pleased to announce the completion of the first drill hole, SED-001-11 ("SED-001-11", the "Hole") at its Sergipe Potash Project ("Sergipe" or the...