Ref.: Eur. Jour. Mineral. , 1990, 2, pp. 187-193; http://www.portergeo.com.au/tours/epithermalgold2005/epithermal2005deposits.asp Epithermal Gold 2005, Epithermal Gold Deposits of the Western Pacific, From 27 March to 8 April, 2005.
Gold mineralization in andesite/dacite volcanic sinter.