Since 1985, the Bureau of Mineral Resources conducted three coring cruises off southwest Victoria and Tasmania. Laboratory analyses on samples taken at 20cm intervals include grainsize, CaCO3, and Total Organic Carbon percentages. The work aims to describe variations in the cores and build a sedimentation model for the continental margin.
Use Cases
- Modeling sedimentation patterns based on grainsize and CaCO3 analyses
- Interpreting depositional environment changes based on Total Organic Carbon percentages
- Correlating sedimentological data with reflection seismic data for older sequence interpretation
Strengths
- Data originates from three dedicated sampling cruises between 1985 and 1988
- Analyses include grainsize, CaCO3, and Total Organic Carbon percentages
- Core lengths documented, ranging from 0.02m to 7.78m
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
- Data may reflect geographic bias inherent to the specific survey areas
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Laboratory analyses on samples from deepsea cores collected by research vessels Sonne and Rig Seismic.
- Time Range
- 1985-1988
- Geography
- Off southwest Victoria, western Tasmania, and the South Tasman Rise