A 28-day research cruise from January 7 to February 4, 1992, aimed to assess seabed morphology and offshore mineral resources around Christmas Island. The project planned to acquire about 2500 km of high-resolution reflection seismic and bathymetric data. This information was intended to support Australia's Department of Foreign Affairs and Trade in seabed boundary negotiations with Indonesia.
Use Cases
- Mapping sediment thickness and facies based on planned seismic and bathymetric surveys
- Assessing manganese nodule abundance and metal grades based on described sampling campaign
- Investigating manganese crust thickness on volcanic ridges based on the cruise objectives
Strengths
- Planned acquisition of about 2500 km of high-resolution seismic and bathymetric data
- Description includes specific geological context, such as sediment thickness of 100-300m and nodule metal grades of about 2.55% in a similar setting
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Data likely collected during a 28-day geoscience cruise of R.V. 'Rig Seismic' involving seismic surveys and sampling.
- Time Range
- Cruise conducted from 7 January to 4 February, 1992.
- Freshness
- Last updated 2026-06-16 19:18:26.048565; freshness should be verified
- Geography
- Christmas Island and surrounding offshore zone in the Indian Ocean, south of Java.