Oz Minerals mines: equity investments amount about USD 65m at todays´s quotes as per my calculations and should have substracted <a href="http://www.ozminerals.com/Operations/Equity-Investments.html" rel="nofollow" target="_blank">http://www.ozminerals.com/Operations/Equity-Investments.html</a> so now we can say Prominent Hill valued around 420m