Micropalaeontological examination of limestone samples from the North Basin, Western Australia

Created 17/10/2025

Updated 19/11/2025

This report describes the findings of a micropalaeontological examination of a small collection of limestones from Cape Range, Rough Range and Learmonth Aerodrome, Northwestern Australia. The collection is characteristic of the Tertiary deposits of the North West Basin. The majority of the limestones belong to the "f" stage (Middle Miocene) of the Netherlands East Indies "letter" classification but the shelly limestone from Rough Range, in the absence of zonal Miocene foraminifera is regarded as Lower Pliocene. A detailed palaeontological description of these samples is given in this report.

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Field Value
Title Micropalaeontological examination of limestone samples from the North Basin, Western Australia
Language eng
Licence Not Specified
Landing Page https://data.gov.au/data/dataset/00c234cd-243c-42ed-86a4-1ba7414b4617
Contact Point
Geoscience Australia Data
clientservices@ga.gov.au
Reference Period
Geospatial Coverage
Map data © OpenStreetMap contributors
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  "coordinates": [
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        113.6,
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      ],
      [
        114.2,
        -22.6
      ],
      [
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        -21.7
      ],
      [
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        -21.7
      ],
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      ]
    ]
  ],
  "type": "Polygon"
}
Data Portal Geoscience Australia

Data Source

This dataset was originally found on Geoscience Australia "Micropalaeontological examination of limestone samples from the North Basin, Western Australia". Please visit the source to access the original metadata of the dataset:
https://ecat.ga.gov.au/geonetwork/srv/eng/csw/dataset/micropalaeontological-examination-of-limestone-samples-from-the-north-basin-western-australia