Investor Presentaiton

MYBP TECTONIC EVOLUTION OF EAST JAVA REGIONS AGE/ SERIES PLEISTOCENE PLIOCENE כּין דין O EOCENE MIDDLE LATE 35- 30 OLIGOCENE EARLY LATE 25- 20- EARLY 15- 15 MIOCENE MIDDLE LATE LITHOSTRATIGRAPHY Madura strait/Onshore East Java Madura Offshore East Java Sea Kalibeng Fmile Ledok Wonocolo Fm Tuban Fm- Kujung Fm Ngimbang Fm Rancal Lst. bonate DISCOVERIES MAIN TECTONIC EPISODES Sirasun, Terang, MDA, Oyong JS-15-1 Poleng, Payang, INTENSE COMPRESSION Inversion INITIAL INVERSION? Post-rift seq. TECTONIC QUIESENCE Bukit Tua, Camar U. Pangkah Bukit Tua/Jenggot JS-53 SAG PHASE West Kangean Syn-rift seq. RIFTING acustrine Shale Pagerungan L-46 Metasedimentry & Igneous Basement 45 Modified from CGR 1997, Mudiano and Pirano 2002 W Top Kujung Top Kujung II Top Ngimbang 20 km Top Wonocolo TEKNOL STITUTT E 0 i e TIE & Top Tuban 1.0 m 2.0 3.0 Base Tertiary 4.0 Central Deep North Madura Platfrom Madura Basin -HC produced from several strat. sequences -"Multiple petroleum system" CCS Reservoir Target NORTH MADURA FATFORM MADLA DAS SOUTH MATURA. A SILARU PLATFORM SAKALA EB-BAN SOUTHERN SUB-BASIN OMBOR SUB BASIN SOUTH MAKASSAR BASIN DOANG PLATFORM FLORES SUB-BASIN COCOS

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