Argo Abyssal Plain Sediment and Geophysical Survey Data

Geophysical traverses and sediment cores from the Atlantis II research 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. Data was published by Geoscience Australia and last updated on 2026-04-30.

Use Cases

• Modeling sediment thickness distribution based on isopach maps derived from seismic profiles.
• Investigating the origin and composition of diapirs in the Argo Abyssal Plain.
• Analyzing paleoenvironmental conditions using diverse sediment core types like siliceous clays and calcareous oozes.
• Studying volcanic basement composition based on recovered basalt and hyaloclastite samples.

Strengths

• Includes a diverse collection of physical sediment cores from multiple distinct depositional environments.
• Contains geophysical data from ship traverses, enabling spatial analysis of sediment thickness and structures.
• Data is sourced from a national geological survey (Geoscience Australia), suggesting institutional oversight.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and dataset scale are unknown, which may limit suitability assessment.
• The description does not specify the temporal range of the data collection.

Provenance

Source

Geoscience Australia Data

Collection Method

Data gathered from geophysical traverses and sediment coring during a research cruise of the vessel Atlantis II.

Freshness

Last updated 2026-04-30 14:57:04.376996; freshness should be verified.

Geography

Argo Abyssal Plain and adjacent areas, northeast Indian Ocean, including Joey Rise and Exmouth Plateau.