ROUND #078Q: Hardrock Quarry in Redbank Plains is carved into which mountain?
Mount Juillerat
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Trivia Answer: Hardrock Quarry in Redbank Plains is carved into which mountain?
❌ A.) Pine Mountain
✅ B.) Mount Juillerat
Hardrock Quarry has been cutting into Mount Juillerat since the 1980s. A family history links the hill’s name to Swiss settlers Friedrich and Elise Juillerat, who arrived in Australia in 1871. At the summit sits what's left of the CP2 radar, the giant white ball overlooking Redbank Plains and White Rock.
Run by Cumner Contracting, the quarry sits on land held by the same local family for around 3 decades. It extracts trachyte, a volcanic rock, and supplies mainly gravel. Its environmental licence allows up to one million tonnes to be extracted and screened each year.
Now, Atrio Property’s proposed HQ development could transform the broader 186-hectare site into a neighbourhood with more than 1,000 homes, shops and almost 90 hectares of open space.
❌ C.) Mount Marrow
❌ D.) Castle Hill

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