Argo Abyssal Plain Sediment and Geophysical Survey Data

Geophysical traverses and coring by the Atlantis II vessel provide information on sedimentary and tectonic processes in the northeast Indian Ocean. The dataset includes isopach maps of sediment thickness, evidence of diapirs, and a diverse collection of core samples such as siliceous clays, calcareous oozes, and manganese nodules. The data was published by Geoscience Australia Data and was last updated on 2026-04-20.

Use Cases

• Model sediment thickness distribution based on isopach maps derived from seismic profiles.
• Analyze the composition and origin of seabed diapirs based on geophysical survey data.
• Study paleoceanographic conditions using core samples from above and below the carbonate compensation depth (CCD).
• Investigate volcanic basement structures based on recovered hyaloclastites and basalt samples.

Strengths

• Includes a diverse collection of physical core samples from multiple seabed environments.
• Contains isopach maps visualizing sediment thickness derived from seismic profiles.
• Covers a specific geographic region, the Argo Abyssal Plain and adjacent areas.

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 bias inherent to the specific survey area.

Provenance

Source

Geoscience Australia Data

Collection Method

Geophysical traverses and coring operations conducted by the research vessel Atlantis II.

Freshness

Last updated 2026-04-20 02:06:45.251978; freshness should be verified.

Geography

Argo Abyssal Plain and adjacent areas, northeast Indian Ocean.