Geological Evolution and Mineral Potential of the Lawn Hill Platform, Northwest Queensland

Three stratigraphic subdivisions define the Lawn Hill Platform Cover, a sequence of Proterozoic sediments and volcanics in northwest Queensland. Economic copper, lead, and zinc sulphide deposits are concentrated at two main horizons within the McNamara Group. This dataset from Geoscience Australia describes the platform's tectonic style, deformation into basins and domes, and the association of deposits with carbonaceous shales and algal dolomite.

Use Cases

• Stratigraphic correlation and basin analysis based on described formations like the Bigie, Fiery Creek, Surprise Creek, and McNamara Group.
• Mineral prospectivity modeling for Cu, Pb, Zn deposits based on described host rocks and diagenetic processes.
• Structural geology analysis of basin and dome deformation patterns intersected by northeast and northwest-trending faults.

Strengths

• Describes three distinct stratigraphic subdivisions with specific formation names and lithologies.
• Identifies two main stratigraphic horizons for economic Cu, Pb, Zn sulphide deposits with genetic context.
• Includes structural geology details on deformation patterns and major fault trends.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data is provided as PDF/HTML documents, which may require extraction for computational analysis.

Provenance

Source

Geoscience Australia Data

Collection Method

Geological mapping and analysis.

Time Range

Proterozoic era.

Freshness

Last updated 2026-04-20 01:43:05.817448; freshness should be verified.

Geography

Lawn Hill Platform, northwest Queensland, Australia.