In a report to the Australian Stock Exchange, Lithium Australia (ASX: LIT) managing director Adrian Griffin said they found samples containing significant levels of lithium at 2010 ppm and tantalum at 770 ppm in rock-chip and float assays…

Source: http://theleadsouthaustralia.com.au/industries/mining-resources/kangaroo-island-shows-rpromise-for-lithium/