Tectonic and Metallogenic Framework of the Cambrian Stansbury Basin, South Australia

Early to Middle Cambrian sedimentation from about 540 Ma to at least 510 Ma is preserved in the Stansbury Basin, with a distinctive rift phase from 526 Ma. Geoscience Australia Data compiled this framework, which details palaeogeographic zonation from shallow shelf carbonates to extensional rift facies and back-arc basin environments. The description highlights potential for Mississippi Valley-type, stratabound copper, and volcanogenic massive sulphide mineralisation, referencing recent sub-economic discoveries.

Use Cases

• Modeling basin evolution and palaeogeographic zonation based on described sedimentary facies transitions.
• Assessing mineral exploration potential for MVT, stratabound Cu, and VMS deposits based on described structural and stratigraphic controls.
• Analyzing the tectonic history of the Delamerian Orogeny based on descriptions of fault inversion and thrust zone development.

Strengths

• Description provides specific geological time ranges (540 Ma to at least 510 Ma, with a rift phase from 526 Ma).
• Identifies concrete mineralisation types and their geological settings (e.g., MVT, stratabound Cu, VMS).
• References specific geographical features and recent exploration prospects (e.g., Angas, Mt Torrens, Padthaway Ridge).

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/HTML formats, which may require extraction for computational analysis.

Provenance

Source

Geoscience Australia Data

Time Range

Early to Middle Cambrian (~540 Ma to at least 510 Ma)

Freshness

Last updated 2026-04-20 02:42:43.529317; freshness should be verified.

Geography

Stansbury Basin - Kanmantoo Trough, South Australia, including Spencer Shelf, Ardrossan Shelf, Murray Basin, and Fleurieu Peninsula.