Castle Resources Inc.

AusTex Oil Limited (ASX:AOK) releases Quarterly Activities and Cash Flow Report ending 31 March 2010.

AusTex Oil Limited (ASX:AOK), advises that drilling of the wildcat Clark #3 Well commenced at 8.00am, Kansas Time, Thursday 22 April 2010. The Clark #3 is a step out well to the successful Clark #1 well and is targeting the Topeka and Lansing-Kansas City formations. Drilling operations should be completed in 7-10 days with an expected Total Depth of 4200 feet.

AusTex Oil Limited (ASX:AOK) advises the following update on operations in Kansas. Eisenhour #1 Well - McCracken Project; The operator, Castle Resources Inc., advises that drilling of the wildcat Eisenhour #1 well reached a Total Depth (TD) of 4100 feet overnight. Cooper Project - Sheridan County; Drilling operations are underway on the water disposal well located south of the successful Clark #1 Well.

Wall Street posted a fourth day on Friday rise as the US existing home sales data gave investors more confidence that it is the end of the recession. For the week The Dow Jones Industrial Average gained almost 2 per cent, while the Standard & Poor's 500 index added 2.2%.