3D Gravity Models of the Capel and Faust Basins, Lord Howe Rise

Lord Howe Rise contains 3D gravity models for the Capel and Faust Basins, derived from a 2006/07 marine survey. The models were developed by Geoscience Australia to interpret over 6000 meters of sediment in deep depocentres. The report details tools and methods for integrating 3D gravity modelling with seismic interpretation workflows.

Use Cases

• Integrating 3D gravity models with seismic reflection data based on the described workflow.
• Modelling irregular geological structures like depocentres and basement highs based on the 3D approach.
• Estimating sediment thickness in deep marine basins based on the interpreted over 6000-meter pockets.

Strengths

• Models are based on a dedicated marine survey (GA-302) conducted in 2006/07.
• Explicitly models over 6000 meters of sediment in the deepest areas.
• Describes tools for 3D gravity modelling and integration with seismic workflows.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset scale are unknown, which may limit suitability assessment.
• Data may reflect geographic/temporal bias inherent to the single survey.

Provenance

Source

Geoscience Australia, via the Australian Ocean Data Network.

Collection Method

Interpretation of seismic reflection, refraction, and potential field data from marine survey GA-302.

Time Range

Survey conducted during summer 2006/07.

Freshness

Last updated 2026-04-16 08:25:01.394513; freshness should be verified.

Geography

Capel and Faust Basins, Lord Howe Rise.