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

Seismic reflection profiles indicate rocks from the Permian to Early Tertiary periods form bedrock on the lower continental slope off Western Australia. Water depths in the study area range from 1400 to 4000 meters, and the geology includes fluvial, deltaic, and marine sedimentary rocks. This dataset, provided by the Australian Ocean Data Network, is intended to support theories on the geological evolution and petroleum potential of the Exmouth Plateau.

Use Cases

• Modeling subsurface geology based on described seismic reflection profiles and fault structures.
• Assessing petroleum potential based on the described sequence of sedimentary rocks.
• Reconstructing paleogeographic evolution based on the described faulting and anticline events.
• Planning geological sampling campaigns to date outcrops along the southwestern margin.

Strengths

• Water depth range is precisely defined as 1400 to 4000 meters.
• Geological time range is specified from Permian to Early Tertiary.
• The description details specific rock types and tectonic features like normal faults and a major anticline.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data files are in PDF and HTML formats, which are not inherently structured for analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

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

Time Range

Permian to Early Tertiary (geological time).

Freshness

Last updated 2026-06-04 07:58:50.039463; freshness should be verified.

Geography

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