May 1 (Reuters) - First Cobalt Corp FCC.V
* First Cobalt to acquire 70 pct interest in 190 square kilometres in the DR Congo
* Says signed exclusive letter of intent with an associate of Madini Minerals ("madini"), to form a strategic alliance
* Says will earn controlling interest over seven prospective copper-cobalt ("cu-co") exploration properties Source text for Eikon: ID:nCCNbDWhk6 Further company coverage: FCC.V