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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...
Where’s the Data? Acquisition and Processing of Seismic Data in the PNG Highlands
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Subhash Chandra, Geoff Mansfield, Peter Carver
- Date Published: September 2015
Abstract:
Seismic exploration in the PNG Highlands poses many challenges both in the acquisition and in the processing of the data. The seismic method is limited by both operational and geophysical technical constraints....
A Time-Slice of the Lake Eyre Basin: Sand / Mud Depositional Geometries In A Diverse Lowstand Endorheic Drylands Setting
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: G.A. Wakelin-King, K.J. Amos
- Date Published: September 2015
Abstract:
Dryland environments of deposition form an important part of the rock record, and understanding the processes governing sediment distribution is important for predicting their reservoir, seal, and migration pathway properties. A cross-discipline coll...
Petrophysical Challenges and Triumpsh in the Gippsland Basin
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: A. Mills and K. Kuttan
- Date Published: September 2015
Abstract:
Early explorers in the Gippsland Basin must have been ecstatic to find the large accumulations of oil and gas in the Top Latrobe reservoirs. These were easily identifiable on logs. What they did not initially appreciate, was that many of the large ga...
Structural Style in the Eastern Papuan Fold Belt, from Wells, Seismic, Maps and Modelling
- Publication Name: Eastern Australian Basins Symposium V (EABS 2015)
- Authors: Kevin Hill, Ruth Wightman, Louise Munro
- Date Published: September 2015
Abstract:
Exploration in fold and thrust belts is fundamentally different from that in most other geological provinces as the mountainous terrain makes acquisition of seismic data very expensive and the data are usually poor to moderate quality. In contrast fo...
A Regional Assessment of the CO2 Storage Potential of the Petrel Sub-basin (Bonaparte Basin), Offshore Northern Territory
- Publication Name: Western Australian Basins Symposium
- Authors: C. Consoli, K. Higgins, D. Jorgensen, D. Lescinsky, K. Khider, R. Morris, V. Nguyen
- Date Published: August 2013
Abstract:
Geoscience Australia has completed a regional study investigating the carbon dioxide geological storage potential for the Petrel Sub-basin (Bonaparte Basin), offshore Northern Territory. The aims were to acquire pre-competitive data and to evaluate t...
Acme Field Discovery, Carnarvon Basin WA
- Publication Name: Western Australian Basins Symposium
- Authors: R. Lawrence
- Date Published: August 2013
Abstract:
The Acme Field was discovered in July 2010 by the Acme 1 well in permit WA-42-R in the North Carnarvon Basin by Chevron and its partner at the time, Shell. The discovery well was drilled in 878 m of water, and targeted a
27 km2 horst block located 5...
Discovery to Development – A Subsurface Case History of the Kitan Oil Field, Timor Sea
- Publication Name: Western Australian Basins Symposium
- Authors: D. Wheller, G. Ellis, Y. Suhardiman, R. Yokote, D. Selvaggi, J. Derrij, G. Maniscalco
- Date Published: August 2013
Abstract:
The Kitan Oil Field is located in the northern Bonaparte Basin within the Joint Petroleum Development Area (JPDA), an area jointly administered by Timor-Leste and Australia. The Kitan structure is a Jurassic E-W trending tilted fault block. The Kitan...
Middle Proterozoic Biostratigraphy and Log Correlations of the Kyalla and Chambers River Formations Beetaloo Sub-basin, Northern Territory, Australia
- Publication Name: Western Australian Basins Symposium
- Authors: John D. Gorter, Kathleen Grey
- Date Published: August 2013
Abstract:
The Beetaloo Sub-basin, McArthur Basin, Northern Territory hosts some of the oldest proven hydrocarbon source rocks in Australia in the Mesoproterozoic Roper Group. Oil has been typed to organic matter from the Velkerri Formation, and the younger Kya...
A Paleozoic Perspective of Western Australia
- Publication Name: Western Australian Basins Symposium
- Authors: A.J. Mory, P.W. Haines
- Date Published: August 2013
Abstract:
Inter-basinal correlations for the Cambrian to Carboniferous successions of Western Australia are mostly poorly constrained, largely due to unfavourable biogeographic factors, but also because biostratigraphic studies have been skewed to certain basi...
Permo-Carboniferous Glacial Channel Systems on the Margin of the Lennard Shelf, Canning Basin, Western Australia: Implication for Ice Sheet Dynamics
- Publication Name: Western Australian Basins Symposium
- Authors: J. Al-Hinaai, J. Redfern
- Date Published: August 2013
Abstract:
Interpretation of a recent high quality 3D seismic dataset acquired on the Lennard Shelf, Canning Basin, integrated with data from 20 wells within the survey area, allows analysis of seismic facies and the depositional architecture of PermoCarbonifer...
Impacts of Igneous Intrusions on Source and Reservoir Potential in Prospective Sedimentary Basins Along the Western Australian Continental Margin
- Publication Name: Western Australian Basins Symposium
- Authors: S.P. Holford, N. Schofield, C. A.-L. Jackson, C. Magee, P.F. Green, I.R. Duddy
- Date Published: August 2013
Abstract:
Many prospective basins in rifted continental margins, including those located along the western Australian continental margin, contain extrusive and intrusive rocks generated during rifting and particularly during continental breakup. Intrusive igne...
Submarine Slide and Slump Complexes, Exmouth Plateau, NW Shelf of Australia
- Publication Name: Western Australian Basins Symposium
- Authors: N. Scarselli, K. McClay, C. Elders
- Date Published: August 2013
Abstract:
Analysis of 3D seismic data shows that the Neogene to near seabed section along the NW flank of the Exmouth Plateau Arch has been affected by numerous slope failures. Seabed collapses originated at water depths of ~1000 m and extend down dip to depth...
The Impact of Multi-Azimuth Seismic Over Tidepole
- Publication Name: Western Australian Basins Symposium
- Authors: D. Dickinson, S. Gagen
- Date Published: August 2013
Abstract:
The Tidepole gas field, located in WA-5-L on the North West Shelf, Australia was discovered in 1971. The field is covered by the high-resolution Demeter 3D seismic survey acquired over the central North West Shelf in 2003, but further appraisal of th...
CO2 storage potential of the Gage Sandstone, Vlaming Sub-basin, offshore southern Perth Basin: A case study based on seismic facies mapping and well log interpretation
- Publication Name: Western Australian Basins Symposium
- Authors: Megan E LECH, Diane C. JORGENSEN, Liuqi WANG, David LESCINSKY, Irina BORISSOVA, Chris SOUTHBY, Stephen JOHNSTON, Danielle ROBERTSON
- Date Published: August 2013
Abstract:
Geoscience Australia is conducting a study under the National Carbon Infrastructure Plan (NCIP) to assess the suitability of the Vlaming Sub-basin for CO2 storage. It involves characterisation of the Valanginian reservoir (Gage Sandstone) and the Ear...
Tectonic Evolution and Continental Fragmentation of the Southern West Australian Margin
- Publication Name: Western Australian Basins Symposium
- Authors: J.M. Whittaker, J.A. Halpin, S.E. Williams, L.S. Hall, R. Gardner, M.E. Kobler, N.R. Daczko, R.D. Müller
- Date Published: August 2013
Abstract:
Continental rocks dredged in 2011 show that the Batavia Knoll and Gulden Draak Knoll, two prominent bathymetric features located ~1600 km offshore Perth, are micro-continents. Plate tectonic modeling reconstructs the pre-rift position of these knolls...
Early Carboniferous Petroleum Source Rocks of the Southeastern Bonaparte Basin, Australia
- Publication Name: Western Australian Basins Symposium
- Authors: J.D. Gorter, D.M. McKirdy
- Date Published: August 2013
Abstract:
Palaeontological and geochemical resampling of cores from mineral exploration hole NBF 1002 in the southeastern Bonaparte Basin of northern Australia has led to the reevaluation of previously published source rock identifications and the Early Carbon...
Reservoir Fluid Property Variation at the Metre-scale: Origin, Impact and Mapping in the Vincent Oil Field, Exmouth Sub-basin
- Publication Name: Western Australian Basins Symposium 2013
- Authors: A.P. Murray , D.A. Dawson , D. Carruthers, S. Larter FRS3
- Date Published: August 2013
Abstract:
Oil in the Vincent Field is uniformly derived from gas and light-oil prone Jurassic source rocks. However, fluid samples from different parts of the reservoir show highly variable solution GOR and in-situ viscosity.
The excellent reservoir qualit...
Hunting for the Cracks: Identifying Fracture Permeability for Geothermal Exploration in the North Perth Basin
- Publication Name: Western Australian Basins Symposium
- Authors: M. Ballesteros, R. Oppermann
- Date Published: August 2013
Abstract:
Hot Sedimentary Aquifer (HSA) geothermal systems share many characteristics with petroleum systems, and similar data and work flows are used to define them. Key geological ingredients for a working geothermal system include a heat source and a heat t...
Detailed Stratigraphic Architecture of the Macedon Member Turbidite Reservoirs of the Stybarrow Field, NW Australia: An Integration of Well, Production and 3D/4D Seismic Data
- Publication Name: Western Australian Basins Symposium
- Authors: C. Hurren, G. O’Halloran, G. Duncan, R. Hill1
- Date Published: August 2013
Abstract:
The Late Jurassic–Early Cretaceous Macedon Member turbidite sandstones of the lower Barrow Group form the reservoir intervals of the Stybarrow Oil Field in the Southern Exmouth Sub-basin. Individual sand units range from a few metres up to 20 m in ...
The potential for an unexplored unconventional hydrocarbon play in the southern onshore Carnarvon Basin
- Publication Name: Western Australian Basins Symposium
- Authors: Matthew Silverman, David Warner, Catherine Campbell
- Date Published: August 2013
Identification of Fluid Flow Features in the Seafloor and Subsurface and their Implications for Prospect and Geohazard Assessment: Examples from the Australian Northwest Shelf
- Publication Name: Western Australian Basins Symposium
- Authors: J.K. Dirstein, J.V. Hengesh, A.J. Stanley
- Date Published: August 2013
Abstract:
Automated data extraction and analysis techniques were applied to open-file 3D seismic volumes from the North West Shelf creating visual databases of virtually all peak and trough surfaces. Examples from the Gorgon, Glencoe and Bonaventure 3D seismic...
New Observations of the Post-Triassic Succession in the Central Beagle Sub-basin, Northern Carnarvon Basin, North West Shelf, Australia
- Publication Name: Western Australian Basins Symposium
- Authors: M.E. Lech
- Date Published: August 2013
Abstract:
In this study detailed mapping of seismic data from the 1529 km2 Beagle multi-client 3D seismic survey was undertaken to provide a better understanding of the geological history of the central Beagle Sub-basin. Situated in the Northern Carnarvon Basi...
Newly-recognised Continental Fragments Rifted from the West Australian Margin
- Publication Name: Western Australian Basins Symposium
- Authors: S.E. Williams, J.M. Whittaker, R. D. Müller
- Date Published: August 2013
Abstract:
The southwest Australian margin formed at the nexus of rifting and breakup between India, Australia and Antarctica in the Early Cretaceous. Studying the basin evolution along this margin has been hampered by a lack of data from the offshore Perth Aby...
Beyond the Deltas: Late Triassic Isolated Carbonate Build-ups on the Exmouth Plateau, Carnarvon Basin, Western Australia
- Publication Name: Western Australian Basins Symposium
- Authors: S.L. Grain, W.M. Peace, E.C.D. Hooper, E. McCartain, P.J. Massara, N.G. Marshall, S.C. Lang
- Date Published: August 2013
Abstract:
Upper Triassic isolated carbonate build-ups have emerged as a new exploration play on the outer Exmouth Plateau. The presence of Upper Triassic carbonates in the Northern Carnarvon Basin has been known for many years from Exmouth Plateau well-based s...
Seismic Stratigraphic Relationships within a Lowstand Reservoir System – Examples from the Barrow Group, Southern Exmouth Sub-Basin, NW Australia
- Publication Name: Western Australian Basins Symposium
- Authors: G. O’Halloran, C. Hurren, T. O’Hara
- Date Published: August 2013
Abstract:
The Late Jurassic–Early Cretaceous Eskdale and Macedon members of the lower Barrow Group comprise some of the main oil-bearing reservoirs in the Exmouth Sub-basin. These high quality sandstones form the reservoirs in the Stybarrow and Eskdale oil f...