MARS Database: Marine Sediment Characteristics for Australia's Seabed

Approximately 100,000 sample records detail seabed sediment characteristics from Australia's marine jurisdiction, including the Australian Antarctic Territory. The database, managed by Geoscience Australia, includes analytical properties such as grain size, carbonate content, mineralogy, geochemistry, and age determinations. New data are added as they become available.

Use Cases

• Map seabed sediment distribution based on grain size and carbonate content mentioned in the description
• Analyze geological history based on age determinations and mineralogy data
• Model marine ecosystems based on geochemical properties of sediments
• Assess continental shelf and deep-sea sediment composition for resource exploration

Strengths

• Approximately 100,000 sample records provide a substantial data volume
• Includes multiple analytical properties: grain size, carbonate content, mineralogy, geochemistry, and age determinations
• Covers a wide geographic scope including coastal, continental shelf, deep sea, and Antarctic locations

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is an approximate figure; exact data volume is not specified
• Data may reflect geographic bias inherent to data_gov_au sampling locations

Provenance

Source

Geoscience Australia Data

Collection Method

Samples collected from seabed and sub-seabed locations

Freshness

Last updated 2026-05-14 03:06:10.845423; freshness should be verified

Geography

Australia's marine jurisdiction, including the Australian Antarctic Territory