Lord Howe Rise Geophysical Survey Results and Petroleum Prospectivity

A preliminary report on the Lord Howe Rise, a submarine continental plateau in the Tasman Sea. The data, from Geoscience Australia, includes seismic profiles and survey results from the R.V. Sonne cruise, indicating sediment-filled basins up to 4000 m thick. The report assesses petroleum potential based on interpreted source rocks, traps, and heat flow indicators.

Use Cases

• Assessing petroleum prospectivity based on interpreted sediment thicknesses and basin structures.
• Modeling paleogeographic reconstructions based on described Late Cretaceous shallow marine environments.
• Analyzing continental crustal structure and rift evolution based on described horst and graben features.

Strengths

• Describes specific geographic features: a 2000 km long, 300 km wide plateau in water 750-1200 m deep.
• Cites concrete measurements: basins are 20-40 km wide with up to 4000 m of sediment.
• References specific data sources: seismic profiles and results from the R.V. Sonne cruise.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Geoscience Australia Data

Collection Method

Marine geophysical survey (R.V. Sonne cruise) and seismic profiling.

Freshness

Last updated 2026-05-14 03:37:26.803605; freshness should be verified.

Geography

Lord Howe Rise, Tasman Sea, off the east coast of Australia.