Lake Frome Geochemistry and Sedimentology in South Australia

Geoscience Australia Data provides a study of Lake Frome, a large playa lake in southeast South Australia. The dataset includes analyses of sediments and hypersaline brines from the lake and surrounding mound springs, covering a stratigraphic history of approximately 17,000 years. It was last updated on 2026-03-25.

Use Cases

• Modeling metal ion transport and concentration in arid environments based on brine and sediment chemistry.
• Analyzing playa lake sedimentation patterns based on stratigraphic units described in the study.
• Comparing the geochemical composition of different water sources based on data from mound springs and lake brines.
• Investigating the role of sulphate-reducing bacteria in metal concentration based on the study's primary objective.

Strengths

• Stratigraphic analysis covers a significant time range of approximately 17,000 years.
• Provides specific measurements, such as a salt crust up to 20 cm thick and water salinity of 26 to 34 percent.
• Includes comparative analysis of three distinct stratigraphic units: upper sand, lower sand, and mud.

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 solely on a single lake system.

Provenance

Source

Geoscience Australia Data

Collection Method

Analysis of samples from shallow auger holes and water sampling.

Time Range

Covers a stratigraphic history of approximately 17,000 years.

Freshness

Last updated 2026-03-25 15:41:28.675118; freshness should be verified.

Geography

Lake Frome, a playa lake in southeast South Australia.