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

Accumulation Number: 45MARETORIGINAL OPERATOR:TYPE:STATUS:LOCATION:STATE:ORIGINAL TITLE(S):BASIN:SUB-BASIN:DISCOVERY WELL:Longitude (E): 124.3656Latitude (S): -12.7651Date total depth reached: 23 JAN 92Water Depth:131 mKelly bushing:22 mOperator:Norcen International LtdTotal Depth:3,560 mKBNUMBER OF WELLS DRILLED: 1STRUCTURE/TRAP:Norcen International LtdGasOther Discovery705 km west of DarwinTerritory of Ashmore and Cartier Islands Adjacent Area(Northern Territory)AC/P10BonaparteVulcan Sub-basinMaret-1Subcrop play situated on a northeast-southwest trendinghorst block. The discovery well was designed to testdipping Oxfordian sandstones truncated by aKimmeridgian unconformity.RESERVOIR UNITS: 1GROSS HYDROCARBON COLUMN: 3.5 mNET PAY:1.8 mNET TO GROSS RATIO: 51%CONDENSATE GRAVITY:38 o APICONDENSATE/GAS RATIO: 30.8 bbl/MMscfDEW POINT:5,202 psigRESERVOIR PRESSURE:4,912.1 psia (at 3,409.5 mKB)PETROLEUM BEARING UNIT No.1:CONTENTS:FORMATION:AGE:LITHOLOGY:DEPOSITIONAL ENVIRONMENT:FORMATION TOP (mKB):POROSITY:Troughton GroupGasPlover FormationEarly Jurassic (Toarcian to Bathonian)Sandstone, light to medium grey, fine to very coarse,translucent quartz grains, poorly to moderately wellsorted, interbedded with thin (up to 3 m thick) siltstones,claystones and coals.Delta plain environment comprising distributarychannel/bar and interdistributary bay/marsh deposits.3,385 m9 - 13% (log analysis)TEST DATA FROM THE DISCOVERY WELL (Maret-1):RFT 24, 3,409.5 m,Recovered 1.24 m 3 of gas, 0.4 litres ofcondensate and 8.3 litres of filtrate.Plover Formation