http://data.geoscience.gov.au/feature/ga/mineView/ga.mineView.123456 Lassiters operating BHP Billiton 1978-01-01 2009-01-01 surveyed 0.5 metres BHP Billiton Pty Ltd annual report, 2010 http://resource.geosciml.org/classifier/cgi/mine-status/operating http://data.geoscience.gov.au/feature/ga/mine/ga.mine.abc123 138.234 -26.747467