Quaternary Evolution and Modern Geological Processes of the Van Diemen Rise, Timor Sea

Release 1 of 1992 from Geoscience Australia describes the modern geological processes and Quaternary evolution of the Van Diemen Rise in the Timor Sea. The report analyzes environmental baseline data for a potential petroleum exploration release area, focusing on sea bottom sediments and geomorphic features. It interprets the effects of past sea-level changes on the carbonate shelf sediment wedge.

Use Cases

• Modeling past sea-level change impacts based on described wave-cut scarps and channels.
• Assessing sediment sources for marine habitats based on the analysis of calcareous sand-grade sediments.
• Evaluating geomorphic features for petroleum exploration planning based on the interpreted channel-like structures and banks.

Strengths

• Report is associated with a specific formal release (Release 1 of 1992) for environmental baseline requirements.
• Description provides specific geological context for the Van Diemen Rise and East Malita Graben area.

Limitations

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

Provenance

Source

Geoscience Australia Data

Collection Method

Collection, interpretation and analysis of environmental baseline data.

Freshness

Last updated 2026-04-30 13:10:16.476500; freshness should be verified.

Geography

Van Diemen Rise, East Malita Graben, Timor Sea, vicinity of Cootamundra and Evans Shoals.