Broad Sound is a tropical estuary in Queensland characterized by a 10-meter tidal range and strong tidal currents. The dataset, from Geoscience Australia, includes textural, petrological, and mineralogical studies of sediments, with radiocarbon dating indicating a late Holocene age. Evidence from the study suggests sea level stabilized approximately 6000 years ago, followed by shoreline progradation.
Use Cases
- Modeling sediment transport and deposition based on described grainsize parameters and tidal current redistribution.
- Reconstructing Holocene sea-level changes and shoreline progradation based on radiocarbon-dated sediment sequences.
- Classifying sedimentary environments (e.g., mangrove swamp, intertidal flats) using described textural and mineralogical groupings.
- Analyzing the provenance and maturity of sediment assemblages based on described heavy-mineral and light-mineral trends.
Strengths
- Includes radiocarbon dating providing a temporal framework for late Holocene sediments.
- Describes a clear environmental gradient from marine to supratidal zones with distinct sediment types.
- Analysis is based on multiple methods including textural studies, petrology, mineralogy, and drilling.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Data files are in PDF and HTML formats, which may require extraction for computational analysis.
Provenance
- Source
- Geoscience Australia Data
- Collection Method
- Field studies involving sediment sampling, drilling, and laboratory analysis (textural, petrological, mineralogical).
- Time Range
- Late Holocene, with evidence of processes spanning approximately the last 6000 years.
- Freshness
- Last updated 2026-04-20 03:06:40.730135; freshness should be verified.
- Geography
- Broad Sound and its four attendant estuaries, Queensland, Australia.