Aeromagnetic and seismic reflection data collected from a frontier petroleum province off western Tasmania. The dataset likely contains information on basement structures, sedimentary basins, and the ocean-continent transform boundary formed during Gondwana breakup. It is hosted by the Australian Ocean Data Network.
Use Cases
- Mapping the Avoca-Sorell fault system based on aeromagnetic anomaly orientation changes.
- Analyzing the geometry of offshore rifting based on reactivated basement structures.
- Comparing transform margin features to other regions like the Côte d'Ivoire-Ghana margin.
- Identifying basement highs and rotated crustal blocks based on granite volumes and crustal age.
- Correlating offshore magnetic anomalies with known onshore basement geology.
Strengths
- Data combines seismic reflection profiles with high-resolution aeromagnetic data.
- Focuses on a specific tectonic boundary and fault system off western Tasmania.
- Description references geological events from the Neoproterozoic-Cambrian to the Cenozoic.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Freshness should be verified; last updated date is 2026-05-05.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Aeromagnetic and seismic reflection data collection.
- Freshness
- Last updated 2026-05-05 01:38:37.989381.
- Geography
- Offshore region west of Tasmania.