A groundbreaking study has revealed how microscopic plant remains, known as phytoliths, have provided insight into the spiritual practices of the GunaiKurnai people over 25,000 years.

Researchers discovered thousands of these silica-based plant structures preserved in Cloggs Cave near Buchan, Victoria, which were carried there by humans or animals and left behind after fires.

The phytoliths, found in ash layers dating back millennia, indicate that the cave was used for secluded rituals involving burning grasses, breaking stalactites, and erecting stone markers.

These findings, published in Frontiers in Environmental Archaeology, highlight the deep connection between Indigenous communities and their ancestral lands.

Collaborative efforts with local Aboriginal groups have helped interpret these ancient practices, which included ceremonies like the jeraeil initiation, where individuals were smeared with ash for healing or protective magic.

The study underscores the importance of preserving cultural knowledge alongside scientific research, offering a unique window into how Indigenous Australians managed and revered their environment through time.