Lord Howe Rise Deep Stratigraphic Drilling Proposal and Collaboration Overview

Geoscience Australia and the Japan Agency of Marine Earth Science and Technology have collaborated since 2014 to collect deep rock cores from Zealandia, a submerged continental fragment. Analysis of these cores aims to unlock a 100-million-year history of geology, tectonics, past climate, and ancient microbial life. The dataset describes a proposal for scientific drilling to several kilometres below the seafloor, approved by the International Ocean Discovery Program.

Use Cases

• Study tectonic stretching and basin formation based on the described deep stratigraphic drilling of Zealandia.
• Reconstruct past climate conditions based on the analysis of sediment cores mentioned in the description.
• Investigate ancient microbial life based on the potential for discovering biological signatures in deep rock cores.
• Plan future scientific drilling campaigns based on the collaboration model and proposal details between GA and JAMSTEC.

Strengths

• Describes a collaboration between two major scientific institutions, Geoscience Australia and JAMSTEC, active since 2014.
• Outlines a proposal for drilling to several kilometres depth, which would be a first in Australia's maritime jurisdiction.
• Aims to provide a temporal record spanning 100 million years, covering multiple Earth system processes.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• 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 via data_gov_au.

Collection Method

Proposal and descriptive overview of a scientific collaboration and planned drilling project.

Time Range

Collaboration active since 2014; geological record target is 100 million years.

Freshness

Last updated 2026-06-23 01:27:32.024689; freshness should be verified

Geography

Lord Howe Rise, northern Zealandia basin, within Australia's maritime jurisdiction.