Buru Energy will soon gain a clearer understanding of the Butler conventional oil and gas prospect that straddles both its EP 129 and Rey Resources' EP 487 in the Canning Basin, northern WA. London-based Doriemus, who is earning a 50% interest in Rey's permit, is preparing to drill the Butler-1 well to test the gross unrisked mean prospective resources of 3.14Tcf of gas and 42 million barrels of associated condensate.