Exploration & Production | Operational Updates
Madalena, Apache's Partner Updates Vaca Muerta Drilling Ops

Madalena Ventures Inc. has reported an update to its drilling operations in Argentina Vaca Muerta formation.
Argentina - Coiron Amargo Block (35% working interest)On Coiron Amargo Sur, in February 2012 the Company drilled and cased the CAS X-4 well approximately nine kilometers south east of the CAS X-1 discovery well drilled in 2011 and in March 2012 drilled and cased to TD the CAS X-2 vertical exploration well in the center of the block. At CAS X-4 a full diameter core was taken through most of the Vaca Muerta shale formation interval which will be used to optimize future wells in the Vaca Muerta formation.
The exploration period for the remainder of the block (Coiron Amargo Sur) was extended to November 8, 2013. Madalena's remaining share of future development commitments associated…
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