10 votes Report reveals Rio Tinto knew the significance of 46,000-year-old rock caves six years before it blasted them Posted June 5, 2020 by Algernon_Asimov Tags: australia, archaeology, aboriginal australians, caves, rio tinto, mining, indigenous peoples, author.gregg borschmann, source.abc https://www.abc.net.au/news/2020-06-05/rio-tinto-knew-6-years-ago-about-46000yo-rock-caves-it-blasted/12319334 Link information This data is scraped automatically and may be incorrect. Published Jun 4 2020 Word count 1066 words