Geochemistry of Surface Sediments from the Southern Australian Continental Margin

Geochemical analyses from eight gravity cores collected offshore South Australia, Victoria, and West Tasmania. The data includes porewater metabolites, major and trace element abundances, radiochemical data, and paleoceanographic indicators. It was compiled by Geoscience Australia from Bureau of Mineral Resources survey 67.

Use Cases

• Assess long-term environmental change from anthropogenic discharges based on porewater and trace element data.
• Model Late Quaternary paleoceanography and natural climatic change using radiochemical species like authigenic uranium.
• Investigate geochemical processes for seafloor mineral formation, such as manganese crusts and phosphorites, using porewater silicate and manganese inventory data.

Strengths

• Data from eight distinct gravity cores provides multiple sample points.
• Analysis includes complementary geochemical data types: porewater metabolites, element abundances, and radiochemical data.
• Data is part of a larger geochemical database covering other parts of the Australian continental margin.

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 ideal for direct computational analysis.

Provenance

Source

Geoscience Australia Data

Collection Method

Samples collected via gravity coring during Bureau of Mineral Resources survey 67, with analyses conducted at sea and in Canberra.

Freshness

Last updated 2026-05-14 05:13:41.666658; freshness should be verified.

Geography

Southern Australian Continental Margin, including offshore West Tasmania, South Australia, and Victoria.