Two manganese nodules and sediment samples were collected during a 1979 geological cruise aboard HMAS Kimble in the southern Tasman Sea. The data includes compositional details for the nodules, such as low Ni, Cu, and Co content, and depth information for five sampling stations. The dataset is hosted by the Australian Ocean Data Network.
Use Cases
- Analyze manganese nodule composition based on reported metal percentages (Ni, Cu, Co) and Mn:Fe ratios
- Study sediment distribution patterns based on the recovery of reddish brown clay, grey calcareous mud, and pumice
- Model the carbonate compensation depth in the region based on the reported ~4500 m boundary
- Identify potential nodule field locations based on described environmental conditions like low sedimentation rates and oxidising conditions
Strengths
- Specific compositional data for two nodules, including Ni (0.25%), Cu (0.17%), and Co (0.06%) percentages
- Clear spatial context with five sampling stations and depth ranges (e.g., 4300 m, 4900-5100 m)
- Explicit temporal context from a single cruise in May 1979
Limitations
- Row count is unknown, which may limit suitability assessment
- Column-level documentation is absent; field semantics must be inferred after download
- The description suggests the findings are preliminary and require more sampling for confirmation
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Samples recovered using free-fall grabs during a geological cruise on HMAS Kimble
- Time Range
- May 1979
- Freshness
- Last updated 2026-06-23 02:33:30.422061; freshness should be verified
- Geography
- Southern Tasman Sea, near Gascoyne Seamount (250 nautical miles SE of Sydney)