StockMarketWire.com - Amerisur Resources has confirmed that the Mariposa-1 well in Colombia has been spudded.

The company said it expected that the well, in block CPO-5, would be drilled to 12,880ft measured depth in approximately 38 days.

This well - which is operated by ONGC Videsh - is targeting the Guadalupe and basal sands, with a secondary target in the Mirador formation.

Amerisur said Platanillo-22 continued to drill ahead, currently at 7,460ft in the Rumiyaco formation.

The next prognosed horizon was the Villeta N sand, at 7,831ft.




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