KANGEAN BLOCK NORTHEAST JAVA BASIN

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KANGEAN BLOCKNORTHEAST JAVA BASIN

• Oleh
• Aluwisia Juli H (26139)
• Herning Dyah K W (26491)

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LOKASI
Pembagian daerah secara geologi (geological
province) dan sumur pada blok Kangean (Phillips
et al.,1991)
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GEOLOGI REGIONAL

• REGIONAL TECTONIC SETTING
• Pre tertiary
• Tertiary
• Back arc basin
• Paleogene ekstensional rifting
• Neogene compressional wrenching
• Plio- Pleistocene Compressing Thrust folding

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REGIONAL STRATIGRAPHY

• Fase transgresi Eosen Oligosen Awal
• Fase Transgresi Oligosen Akhir Miosen Awal
• Fase regresi Miosen Tengah
• Fase regresi Miosen Akhir - Pliosen

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REGIONAL TECTONIC SETTING
(Manur, H. Barraclough, R., 1994)
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HIGH LOW PATTERN
(Mudjiono R Pireno G., 2001 dengan modifikasi)
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LOCAL TECTONIC

• Cretaceous subducting
• Cret. syncline
• Paleocene/Eocene backarc extension
• E W Half graben
• Early Middle Miocene N S compressional
• Uplift of Central High
• Late Miocene N S compressional
• uplift inversion half graben
  Pagerungan young anticline
• Present day compressional

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Tectonic Model of East Java Biliton Basinal Area
(Purnomo J Purwoko 1994)
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FOUR DISTINCT STRUCTURAL PROVINCES

• Northern Platform
• Central high
• Kemirian Terrace
• Southern Basin

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Structural Province
Pembagian daerah secara geologi (geological
province) (Phillips et al.,1991)
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BASIN CONFIGURATION

• Syn rift Paleocene Mid. Eocene
• Pre Ngimbang ss, shale, coal
• Ngimbang Clastic q ss-shale, coal
• Rifting Eocene
• Ngimbang Carbonate
• Sagging Late Eocene
• Ngimbang Shale
• Kujung Fm carbonate, shale
• PrupuhFm carbonate
• Cepu Fm shale
• Rancak Fm carbonate
• Inversion Late Miosen
• Mundu Fm shale
• Paciran carbonate
• Lidah shale

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LOCAL STRATIGRAFI COLUMN
(Phillips et al.,1991)
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Cross section of Northern Platform
(Phillips et al.,1991)
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PETROLEUM SYSTEM

• Source rock
• Clastic Pre Ngimbang
• Clastic Ngimbang
• Pre Tersier (post mature)
• Reservoar
• Ngimbang SS, Carbonate
• Prupuh Carbonate
• Paciran SS, Carbonate

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• Trap
• Structural Pagerungan Anticline
• Stratigraphy Carbonate (build up)
• Seal
• Ngimbang
• Shale
• LIdah
• Oil Migration 10 MA (Peak oil Ngimbang)
• 10 MA (Peak gas Pre Ngimbang)

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Regional Tectonic Setting
(Manur, H. Barraclough, R., 1994)
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Major Tectonic Framework In Western Indonesia
(Purnomo J Purwoko 1994)
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Regional Stratigraphy
(Purnomo J Purwoko 1994)
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Seismic Cross Section Northern Platform
(Phillips et al.,1991)