Geophysical data from the Capel and Faust Basins, located 800 km east of Brisbane in waters 1000-3000 m deep, collected under the Australian Government's Energy Security Initiative. The dataset includes integrated interpretations of 2D seismic reflection, sonobuoy refraction, and marine potential-field data, suggesting syn-rift and post-rift geological packages from the Early Cretaceous to Recent. It is hosted by the Australian Ocean Data Network.
Use Cases
- Model crustal extension and basin formation based on integrated seismic and potential-field data.
- Characterize basement terranes and sequence boundaries using 3D forward and inverse gravity and magnetic modelling.
- Map fault and horizon structures in isolated depocentres facilitated by potential-field data.
- Analyze the correlation between negative residual gravity anomalies and basin depocentres evident in seismic data.
- Interpret the distribution of volcanics and intrusives from reduced-to-pole positive magnetic anomalies.
Strengths
- Data covers a remote frontier area 800 km east of Brisbane in waters 1000-3000 m deep.
- Includes integrated interpretation of multiple geophysical data types: 2D seismic reflection, sonobuoy refraction, and marine potential-field data.
- Forward and inverse modelling in 3D is used to characterize basement terranes and construct sequence boundary surfaces.
- Interpretation suggests four main syn-rift megasequence packages and several post-rift sag packages.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- The 20-50 km separation between 2D seismic lines complicates linking structures between lines, as noted in the description.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Data obtained and interpreted as part of the Australian Government's Energy Security Initiative.
- Time Range
- Geological packages suggested from ?Early Cretaceous to Recent.
- Freshness
- Last updated 2026-05-05 00:40:46.130331; freshness should be verified.
- Geography
- Capel and Faust Basins in Australia's remote eastern offshore frontier.