May 14 (Reuters) - Sipa Resources Ltd SRI.AX :
* SIGNED LANDMARK EARN-IN AND JV AGREEMENT WITH RIO TINTO MINING & EXPLORATION TO ACQUIRE AN INTEREST IN ITS KITGUM PADER BASE METALS
* RIO TINTO HAS OPTION TO SOLE FUND A THREE-STAGE EARN-IN TOTALLING UP TO US$57 MILLION IN THE PROJECT