sand & SCIENCE

Established 12 years ago by Allan Payne, Rock Trade Industries now operates across three quarry sites around 100km inland from Brisbane at Helidon and Withcott, both on the outskirts of Toowoomba.

While the Withcott hard rock quarry is a site the company has recently taken over and spent the last 12 months bringing up to operational standard, the bulk of Rock Trade Industries’ output comes from their large-scale sandstone quarry at Helidon.

Sandstone plays a big part in the history of Southern Queensland, with many of Brisbane’s most