A geological reconnaissance report from the Australian Ocean Data Network describes nodular bauxite deposits observed at three localities on Manus Island. The report details the deposits' formation over volcanic rocks and recrystallised limestones, with analyses showing high available alumina content. The report was last updated on 2026-04-16.
Use Cases
- Identify potential bauxite exploration sites based on geological reconnaissance observations.
- Analyze the relationship between volcanic rock types and bauxite formation processes.
- Assess the quality of bauxite deposits based on reported high available alumina content.
- Study regional geological conditions favorable for bauxitization, such as high temperatures and rainfall.
Strengths
- Report includes analyses of individual nodules showing high available alumina content.
- Describes three specific, geographically separated localities of bauxite deposits.
- Provides detailed geological context including volcanic rock types and underlying sediments.
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 data_gov_au, focusing only on Manus Island.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Geological reconnaissance.
- Freshness
- Last updated 2026-04-16 09:13:08.426700; freshness should be verified.
- Geography
- Manus Island, Territory of Papua and New Guinea