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The influence of reverse-reactivated normal faults on porosity and permeability in sandstones: a case study at Castle Cove, Otway Basin
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Natalie Debenham, Natalie J. C. Farrell, Simon P. Holford, Rosalind C. King, David Healy
- Date Published: February 2018
Abstract:
This study highlights the importance of detailed mineralogical and petrophysical analyses when attempting to understand the reservoir properties of high porosity and low permeability sandstones....
New Insights into a major Early-Middle Triassic Rift Episode in the NW Shelf of Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Malcolm MacNeill, Neil Marshall, Chris McNamara
- Date Published: February 2018
Abstract:
The offshore Roebuck Basin is an amazingly complex and unexpected piece of North West Shelf geology. Large scale seismic geometries within the Triassic section is interpreted to define a complex of lava deltas associated within even a bigger scale ri...
Predicting and Detecting Carbonate Cemented Zones Within Latrobe Group Reservoirs of the Gippsland Basin
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Mark Bunch
- Date Published: February 2018
Abstract:
A wireline log model predicts carbonate cemented zones within Late Cretaceous to Paleocene reservoir sandstones of the Latrobe Group, Gippsland Basin. Predictions match published evidence. These sandstones were once heavily cemented prior to developm...
Quantifying Gas Content in Coals Using Borehole Magnetic Resonance
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Spencer Summers, Dennis Huo, Tim Hopper, Tom Neville, Benjamin Birt, Soumyajit Mandal
- Date Published: February 2018
Abstract:
Evaluating gas content in coals has significant commercial and operational importance. In coal seam gas exploration and development, gas contained in coal seams is the resource of interest. In coal mining, quantifying gas content and evaluating the e...
The stratigraphic significance of paralic deposits in the Precipice– Evergreen succession, Surat Basin, Queensland
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Andrew D. La Croix, Mark Reilly, Jiahao Wang, Jeff Copley, Valeria Bianchi, Joan Esterle, Sebastian Gonzalez
- Date Published: February 2018
Abstract:
The Precipice Sandstone and Evergreen Formation in the Surat Basin, Queensland, are being examined as a reservoir-seal option for future geosequestration of CO2. Effective reservoir modelling, and prediction of dynamic storage capacity, however, depe...
The use of FWI in coal exploration
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Mehdi Asgharzadeh, Maryam Bahri, Milovan Urosevic
- Date Published: February 2018
Abstract:
In this study, we evaluate the applicability of FWI methods for estimating elastic parameters (P and S wave velocities and density) from the inversion of a synthetic seismic dataset that was recorded over the surface of a 2D earth model that represen...
Shelf-margin architecture and shoreline processes at the shelfedge: Controls on sediment partitioning and prediction of deepwater deposition style
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Victorien Paumard, Julien Bourget, Tobi Payenberg, Bruce Ainsworth, Simon Lang, Henry W. Posamentier, Annette D. George
- Date Published: February 2018
Abstract:
The Lower Barrow Group (LBG; Latest Tithonian – Early Valanginian) is a shelf-margin that prograded during a late phase of rifting under various subsidence regimes and supply-dominated conditions. A 3D semi-automatic, full volume seismic interpreta...
EVIDENCE FOR GLACIAL AND POLAR IMPACTS IN THE PERMIAN COAL MEASURES OF THE SYDNEY BASIN
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Malcolm Bocking
- Date Published: February 2018
Abstract:
This paper recognises that the Permian sequence of the Sydney Basin formed at a time the basin is indicated by polar wander curves to have been very close to the South Pole. That same Permian sequence contains some evidence for sometimes subtle Polar...
Regional Jurassic sediment depositional architecture, Browse Basin: Implications for petroleum systems
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Nadège Rollet, Dianne Edwards, Emmanuelle Grosjean, Tehani Palu, Lisa Hall, Jennifer Totterdell, Chris Boreham, Andrew Murray
- Date Published: February 2018
Abstract:
The Browse Basin hosts considerable gas and condensate resources, including the Ichthys and Prelude fields that are being developed for liquefied natural gas (LNG) production. Oil discoveries are sub-economic. This multi disciplinary study integratin...
High frequency refraction/ reflection full-waveform inversion case study from North West Shelf offshore Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: David Dickinson, Fabio Mancini, Xiang Li, Kai Zhao
- Date Published: February 2018
Abstract:
The robustness of diving wave Full-Waveform Inversion (FWI) has been proven in industry, but the effectiveness is limited by its penetration depth. To target deeper reservoirs, therefore, requires the application of reflection FWI. This paper present...
Modelling reservoir deliverability within the Northern Beagle Subbasin, Western Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Christopher Hurren, Gerard O’Halloran, Kylie Kirk, Christopher A. Paschke
- Date Published: February 2018
Abstract:
Reservoir deliverability is a critical component affecting the viability of petroleum systems within a sedimentary basin. Deliverability can be described as the ability of a given rock to flow hydrocarbons to the surface. Calculating deliverability r...
Impact of sequence stratigraphy on static and dynamic reservoir models: examples from the Precipice–Evergreen succession, Surat Basin, Queensland
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Andrew D. La Croix, Vahab Honari, Sebastian Gonzalez, Jim Underschultz, Andrew Garnett
- Date Published: February 2018
Abstract:
CO2 storage in the subsurface is a key aspect of climate mitigation. The UQ is investigating whether the Precipice Sandstone and Evergreen Formation in the Surat Basin, Queensland, are an appropriate reservoir-seal pair for the long-term storage of g...
Cooper Basin Deep Coal – the New Unconventional Paradigm: Deepest Producing Coals in Australia
- Publication Name: Australasian Exploration Geoscience Conference 2018
- Authors: Camac, B.A., Benson, J, Chan, V, Goedecke, A
- Date Published: February 2018
Abstract:
Up to four years of gas production from Permian coals in the South Australian (SA) sector of the Cooper Basin illustrates their potential value as a sustainable unconventional gas resource. The success of this play is a result of many years of resear...
Georgina Basin – Middle Cambrian petroleum systems and the search for unconventional hydrocarbons
- Publication Name: Central Australian Basins Symposium III
- Authors: G.J. Ambrose, D.S. Warner, J.P. Heugh
- Date Published: July 2017
Abstract:
The Georgina Basin has two well documented Middle Cambrian source rocks (Lower Arthur Creek Formation and
Thorntonia Limestone) which are believed to have expelled up to 40 billion tonnes (320 Bbbls) of liquid hydrocarbons based on detailed evaluati...
Basin Screening for Seal Rock Quality – New Zealand Region
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: B.D. Field, D.P. Strogen, H.D. Zhu, T.R. Sahoo, A.G. Griffin, M.J.F. Lawrence, C. Martin, R. McDonnell, K. Jones, R. Daniel
- Date Published: September 2015
Abstract:
This study provides the first New Zealand-wide assessment of the hydrocarbon seal rock potential of twenty sedimentary basins and is designed to help evaluate pre-drill seal risk assessment. Seal rock quality has been assessed using key petroleum wel...
Innovative 3D Reservoir Characterisation in the Papua New Guinea Fold Belt
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: G. Boyd, V. Donagemma, J. McPherson, M. Dubsky, Y. Sun, S. Barclay
- Date Published: September 2015
Abstract:
The area of interest for this study covers the Papua New Guinea (PNG) Highlands Fold Belt from P’nyang Field in the North-West to Iehi Field in the South-East. The main sequences studied include the primary reservoir units: Iagifu, Hedinia and Digi...
Facies Distribution and Impact on Petroleum Migration in the Canterbury Basin, New Zealand
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: T.R. Sahoo, K.F. Kroeger, G. Thrasher, S. Munday, H. Mingard, N. Cozens, M. Hill
- Date Published: September 2015
Abstract:
The Canterbury Basin is one of the frontier basins of New Zealand and is under active exploration in multiple permits. Sub-commercial gas and condensate discoveries suggest that it has a working petroleum system. Presence and distribution of petroleu...
Seismic and Well Interpretation of Fluvial Clastic and Coal Packages for Stratigraphic Traps Within the Patchawarra Formation, Cooper Basin
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: C. Webb
- Date Published: September 2015
Abstract:
Several stratigraphic traps have been discovered within the Permian-aged Patchawarra Formation on the western flank of the Cooper Basin. These traps contain gas within fluvial sandstones deposited within a sequence of mixed clastic and coal beds. A s...
New Interpretation and Modelling Results for Large Scale Neogene Channel and Fan Systems: Implications for Hydrocarbon Prospectivity, Deepwater Taranaki Basin, New Zealand
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: J. Grahame
- Date Published: September 2015
Abstract:
The deep-water Taranaki Basin, located off the northwest coast of New Zealand, is an underexplored, frontier area with one recent exploration well and limited 2D seismic coverage. The basin developed through multiple tectonic cycles, including Mesozo...
The Mananda Anticline, Papua New Guinea; A Third Oil Discovery, Appraisal Programme and Deep Potential
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Scott Keenan, Kevin Hill
- Date Published: September 2015
Abstract:
The Mananda Anticline is one of the larger structures in the Papuan Fold Belt at 40 km long, 15 km wide and up to 2000m high (Figure 1.a). It is over 20 km from the nearest road and airstrip, is deeply karstified, covered in equatorial jungle and is ...
Re-Assessment of Maturity and Charge in Southern Taranaki Basin (New Zealand) Using Integrated 3D Basin Modelling
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: K.F. Kroeger, R.H. Funnell, M. Arnot, S. Bull, M. Hill, T.R. Sahoo, H. Zhu
- Date Published: September 2015
Abstract:
The discovery of the giant Maui gas-condensate field in 1969 initiated a long history of petroleum exploration in offshore Taranaki Basin in northwestern New Zealand. This important discovery was followed by many smaller finds but also by a very larg...
Unconventional Resource Potential of the Taroom Trough in the Southern Surat-Bowen Basin, Queensland
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Peter Nicholls, Rod Bresnehan, Brad Hayes, Kathleen Dorey, William McDougall
- Date Published: September 2015
Abstract:
The Bowen-Surat Basin is a well-known petroleum province, with a long history of conventional oil and gas production, primarily from Mesozoic reservoirs. It contains two active petroleum systems which, in the area of ATP 840P within the Taroom Trough...
Extensional and Contractional Tectonics in Southeastern Papua New Guinea
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Michael Swift and Hugh Davies
- Date Published: September 2015
Abstract:
In the southeastern part of the Papuan peninsula structures which have been formed by compressional tectonics are located on the south side of the island whilst structures formed by extensional tectonics are found in the centre and north of the penin...
Mapping Sub-Surface Geology from Magnetic Data in the Hides Area, Western Papuan Fold Belt, Papua New Guinea
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Irena Kivior, Stephen Markham, Leslie Mellon
- Date Published: September 2015
Abstract:
Horizon mapping using magnetic data was conducted over a part of the Western Papuan Fold Belt, in an area of rugged terrain, where the geological structures are of relatively low complexity. Energy spectral analysis was used to detect magnetic suscep...
Testing the Tertiary Basin Floor Fan Play in the Gulf of Papua, Papua New Guinea
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: B. Bailey, G. Salem, P. Haltmeier
- Date Published: September 2015
Abstract:
The Gulf of Papua (GoP) is situated offshore the southern coast of Papua New Guinea. Present-day morphology of the continental shelf consists of a broad platform that extends 180 km outboard of the coast in shallow water of approximately 100m. The do...
Water Washing: A Major Hydrocarbon Altercation Process. Part 2 – Process, Controls and Hydrocarbon Type Prediction
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: L. Elliott
- Date Published: September 2015
Abstract:
Water washing is a significant hydrocarbon alteration process that has not been widely recognized in the literature. An earlier review investigated the geochemistry and water washing relationship associated with Australian North West Shelf oils and g...
Detailed Stratigraphic and Structural Analysis of the Early Cretaceous Outcrops in West Gippsland, Victoria, Australia.
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: H. Aghaei, C. Valenta, M. Hall, Alan Tait
- Date Published: September 2015
Abstract:
The study tried to answer questions regarding the stratigraphy, structure and depositional environment of the Strzelecki Group based on its unique coastal outcrops near the Wonthaggi township, west Gippsland. The outcrops were mapped and logged in de...
Analogue Modeling of the Papua New Guinea Fold and Thrust Belt
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: R. Darnault, K. Hill, J.M. Mengus, N. Wilson
- Date Published: September 2015
Abstract:
Seismic data quality is often very poor in structurally complex areas due to complex faulting and severe dip changes. In such settings, it is thus difficult to interpret and understand the influence of basement structures on basin geometries through ...
Using Biodegradation to Date Hydrocarbon Entry Into Reservoirs: Examples from the Cooper / Eromanga Basin, Australia
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: L. Elliott
- Date Published: September 2015
Abstract:
This study identifies common biodegradation of Cooper/ Eromanga Basin (CEB) oils and condensates from changes to the n-alkane and isoprenoid whole oil gas chromatograph (WOGC) hydrocarbon profiles, which because of their generally mild degradation ha...
Stratigraphy and Sedimentology of the Permian Succession in the Southwest Bowen Basin, Queensland
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Christopher R. Fielding, Michael A. Martin, Kerrie L. Bann
- Date Published: September 2015
Abstract:
This paper investigates the distribution of depositional systems, in time and space, of the Permian succession of the Denison Trough and surrounding areas, southwest Bowen Basin, Queensland. A unified facies scheme is presented for the shallow marine...