The Mittagong Formation is a sedimentary rock unit in the Sydney Basin in eastern Australia. == Formation == Laid down in the Triassic Period, it may be seen as an interval of interbedded fine-grained sandstone and shale between the Ashfield Shale (above) and the Hawkesbury sandstone (below).
The Mittagong Formation is a sedimentary rock unit in the Sydney Basin in eastern Australia. == Formation == Laid down in the Triassic Period, it may be seen as an interval of interbedded fine-grained sandstone and shale between the Ashfield Shale (above) and the Hawkesbury sandstone (below).
Source: Wikipedia "Mittagong Formation" · CC BY-SA 4.0
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