
%0 Journal Article
%A Emerson, Don 
%T Opal: the queen of gems
%J Preview
%D 2016/12/19
%V 2016
%N 185
%P 37-45
%K 
%R https://doi.org/10.1071/PVV2016N185P37
%U https://www.publish.csiro.au/paper/PVV2016N185P37 
