COMPOSITIONAL DATA : GAS : GAS PROPERTIES Puffin Fm RFT ...

Accumulation Number: 42LORIKEETORIGINAL OPERATOR:TYPE:STATUS:LOCATION:STATE:ORIGINAL TITLE(S):BASIN:SUB-BASIN:DISCOVERY WELL:Longitude (E): 125.6180Latitude (S): -11.1737Date total depth reached: 28 AUG 88Water Depth:108 mKelly bushing:26 mOperator:BHP Petroleum Pty LtdTotal Depth:1,900 mKBNUMBER OF WELLS DRILLED: 1STRUCTURE/TRAP:Fault dependent closureRESERVOIR UNITS: 1HYDROCARBON SATURATION: 12%BOTTOM HOLE TEMPERATURE: 87 o CBHP Petroleum Pty LtdGasOther Discovery585 km west-northwest of DarwinTerritory of Ashmore and Cartier Islands Adjacent Area(Northern Territory)AC/P4BonaparteLondonderry HighLorikeet-1PETROLEUM BEARING UNIT No.1:CONTENTS:FORMATION:AGE:LITHOLOGY:FORMATION TOP (mKB):POROSITY:HORIZONTAL PERMEABILITY:VERTICAL PERMEABILITY:Flamingo GroupGasVulcan FormationUpper Jurassic (Tithonian)Sandstone, fine grained, argillaceous and glauconitic.1752 m (Vulcan Formation)12.8 - 27.6% (core data)0.13 – 3,094 mD (core data)0.02 - 822 mD (core data)TEST DATA FROM THE DISCOVERY WELL (Lorikeet-1):RFT 1, 1,764.3 m,Recovered 0.025 m 3 of gas and 21.5 litresof water with a thin oil film.Vulcan FormationREMARKS:Log analysis indicates residual oil saturations of up to 45% in the Jamieson Radiolarite. This, inconjunction with the residual hydrocarbons encountered in the Vulcan Formation suggest that theLorikeet structure has been breached.It is possible that the gas recovered from the Vulcan Formation by RFT is solution gas.