Sulphide Origins in Sedimentary Ore Deposits

Sulphide in sedimentary ore deposits may originate from mantle sources or sulphate reduction processes. The dataset, provided by the Australian Ocean Data Network, discusses biological and hydrothermal pathways for sulphide formation, referencing specific deposits like McArthur River and Mount Isa. It was last updated in April 2026.

Use Cases

• Analyzing the relationship between sulphate reduction rates and organic carbon supply in marine sediments.
• Comparing fixed sulphide concentrations in modern sediments to major stratiform ore deposits like McArthur River.
• Investigating the role of reactable metal availability as a constraint on sulphide concentration in sediments.
• Studying the conditions for biogenic sulphide production when metalliferous hydrothermal fluids enter anoxic basins.

Strengths

• Content references specific geological deposits and processes, providing concrete examples.
• Managed and published by an authoritative organization, the Australian Ocean Data Network.

Limitations

• The core data appears to be a scientific discussion document rather than a structured dataset with rows and columns.
• No quantitative sample data, row counts, or measurable features are provided for analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

Scientific synthesis and review.

Freshness

Last updated in April 2026.

Geography

References Australian deposits (e.g., McArthur River, Mount Isa) and general marine sediment environments.