Lake Eliza Sediment Data for Oil Shale Genesis Comparison

A study of contrasting marginal sediments from Lake Eliza, a hypersaline coastal lake in South Australia. The dataset, published by Geoscience Australia, compares fine carbonate sediments from a protected western shore with quartz-carbonate sands from an exposed eastern shore. The analysis suggests a new depositional model for lamosite oil shales found in the Green River Formation.

Use Cases

• Modeling oil shale genesis based on sediment composition and organic content described in the study.
• Comparing modern saline lake sediments to ancient deposits like the Green River Formation's Wilkins Peak Member.
• Analyzing the impact of wind exposure and wave action on sediment sorting and organic matter preservation in lake margins.

Strengths

• Focuses on a specific, well-defined geological setting (Lake Eliza, South Australia).
• Provides a direct comparison between two distinct sedimentary environments (protected vs. exposed lake margins).
• Links modern sediment observations to a significant ancient geological formation (Green River Formation).

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.

Provenance

Source

Geoscience Australia Data

Collection Method

Field study of two areas of the lake margin exposed in summer.

Freshness

Last updated 2026-04-20 03:11:01.958561; freshness should be verified.

Geography

Lake Eliza, southeast South Australia, Australia.