Clay pit
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A clay pit is a quarry or mine for the extraction of clay, which is generally used for manufacturing pottery, bricks or Portland cement. Quarries where clay is mined to make bricks are sometimes calle
Clay pit in Britain
Quarry
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A quarry is a place where rock and earth materials – such as limestone, marble, granite, gravel, and sand – are excavated. The operation of quarries is regulated in some jurisdictions to manage their
A Portland stone quarry on the Isle of Portland, England
An abandoned construction aggregate quarry near Adelaide, South Australia
An abandoned construction aggregate quarry with turquoise pond near Thouars, France
An abandoned stone quarry in Kerala, India