Eromanga Basin Uranium Potential Assessment

A 2026 study by Geoscience Australia assesses the potential for sandstone-hosted uranium systems in the Eromanga Basin, covering approximately 1,000,000 km² of central-eastern Australia. The analysis uses a five-question framework examining geodynamic history, basin architecture, fluid reservoirs, flow pathways, and metal deposition mechanisms. Findings include the identification of three potential mineralizing events in the west and a single prolonged event in the east.

Use Cases

• Identify potential uranium mineralizing events by analyzing geodynamic setting data and space-time plots.
• Model fluid flow pathways for uranium deposition using the compiled 3D map of basin architecture and lithology juxtaposition.
• Assess regional redox and pH conditions for mineralization using groundwater hydrochemistry datasets.
• Evaluate the uranium content of source rocks by reviewing whole-rock and multi-element geochemistry data.

Strengths

• Covers a large spatial area of approximately 1,000,000 square kilometers.
• Integrates multiple data types including geospatial maps, geochemistry, and hydrochemistry.

Limitations

• Specific row counts and sample sizes for geochemical data are not provided.
• Data is presented primarily in report formats (PDF, HTML), limiting direct machine-readability.

Provenance

Source

Geoscience Australia's Onshore Energy Security Program.

Collection Method

Compilation from literature review, publicly available datasets, and original geochemical studies.

Time Range

Focuses on Mesozoic geological history and recent assessment.

Freshness

Last updated in April 2026.

Geography

Eromanga Basin in central-eastern Australia.