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

Accumulation Number: 65TURTLEORIGINAL OPERATOR:Western Mining Corporation LtdTYPE:OilSTATUS:Possible Future ProducerLOCATION:300 km southwest of DarwinSTATE:Western AustraliaORIGINAL TITLE(S):WA-128-PBASIN:BonaparteSUB-BASIN:Petrel Sub-basinDISCOVERY WELL:Turtle-1 (Kuriyippi Formation oil pool)Longitude (E): 128.9448Latitude (S): -14.4766Date total depth reached: 10 FEB 84Water Depth:24 mKelly bushing:33 mOperator:Western Mining Corporation LtdTotal Depth:2,700 mKBDISCOVERY WELL:Turtle-2 (Keyling, Tanmurra and Milligans Fm oil pools)Longitude (E): 128.9458Latitude (S): -14.5059Date total depth reached: 30 APR 89Water Depth:24.6 mKelly bushing:35.8 mOperator:Western Mining Corporation LtdTotal Depth:2,760 mKBNUMBER OF WELLS DRILLED: 2STRUCTURE/TRAP:Northwest-southeast trending drape anticline.AREAL CLOSURE: 12 km 2VERTICAL CLOSURE:40 milliseconds twtRESERVOIR UNITS: 4OIL GRAVITY:15 o API (Keyling Formation)33.4 o API (Kuriyippi Formation)33 o API (Tanmurra Formation)34.5 o API (Milligans Formation)BOTTOM HOLE TEMPERATURE: 97 o CPETROLEUM BEARING UNIT No.1:CONTENTS:FORMATION:AGE:LITHOLOGY:DEPOSITIONAL ENVIRONMENT:FORMATION TOP (mKB):GROSS OIL COLUMN:OIL/WATER CONTACT:POROSITY:PERMEABILITY:Kulshill GroupOilKeyling Formation (Turtle-2)Early Permian (Sakmarian)Sandstone, white to light grey, fine to medium grained(rarely coarse grained), moderately to well sorted, up to10% kaolinitic cement, up to 30% calcite cement in somethin beds. Interbedded with minor, medium grey siltstoneand rare dark grey claystone.Delta plain/fluvial environment915 m (Turtle-2)13.3 m (915-928.3 m, Turtle-2)928.3 mKB (Turtle-2)12.2-30.9% (core data, Turtle-2)22-3,053 mD (core data, Turtle-2)