April 18 (Reuters) - Atlas Iron Ltd AGO.AX
* qtrly ore shipped 3.2mln wmt versus 4.0mln wmt in prior quarter
* if current freight rates continue for remainder of June quarter, company will exceed its June 17 half full cash cost guidance of $5054/wmt. Source text for Eikon: ID:nASX95bhPb Further company coverage: AGO.AX