Geological Field Report from the MV Magga Dan Voyage, January-March 1961

Antarctic geological observations from the Sabrina Coast and Oates Land. The report describes rock types including porphyritic charnockitic granite, porphyritic biotite granite, migmatites, and banded feldspar-biotite gneiss. It was published by Geoscience Australia Data and last updated in May 2026.

Use Cases

• Classifying Antarctic rock types based on descriptions of granite and gneiss.
• Studying geological structures based on mentions of small-scale folding.
• Mapping regional geology based on locations like the Sabrina Coast and Wilson Hills.

Strengths

• Report provides specific rock type classifications (e.g., porphyritic charnockitic granite).
• Describes geological structures like small-scale folding and an irregular network of granite veins.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.

Provenance

Source

Geoscience Australia Data

Collection Method

Field observations during a relief voyage.

Time Range

January-March 1961

Freshness

Last updated 2026-05-14 04:45:10.222324; freshness should be verified.

Geography

Sabrina Coast (Chick Henry Islands) and Oates Land (Wilson Hills), Antarctica