Mesozoic Outcrops on the Lower Continental Slope off Exmouth, Western Australia

Seismic reflection profiles indicate rocks from the Permian to Early Tertiary period form bedrock at water depths between 1400 and 4000 meters off Western Australia. The data, sourced from the Australian Ocean Data Network, describes a geological sequence including fluvial, deltaic, and marine sediments, and structures like normal faults and a major anticline. This information is intended to test theories of geological evolution and petroleum potential on the Exmouth Plateau.

Use Cases

• Modeling basin evolution based on described Permian to Tertiary stratigraphic sequences.
• Assessing petroleum potential based on the described rock types and structural features like faults and anticlines.
• Correlating regional geology using the tentative ties to the Northwest Shelf stratigraphic sequence.
• Analyzing tectonic history based on described Middle to Late Jurassic faulting and Late Cretaceous margin formation events.

Strengths

• Water depth range is specified as 1400 to 4000 meters.
• Rock types and geological periods (Permian to Early Tertiary) are described in detail.
• Structural features like normal faults and a major anticline are identified.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data is presented in PDF and HTML formats, which may require extraction for computational analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

Seismic reflection profiles, tied to the Northwest Shelf stratigraphic sequence.

Time Range

Geological coverage from Permian to Early Tertiary periods.

Freshness

Last updated 2026-04-10 21:59:45.845619; freshness should be verified.

Geography

Lower continental slope off Exmouth, Western Australia; southwestern margin of the Exmouth Plateau.