It might be the Williamsburg Sri Lanka gift brooch.
--Previous Message-- : This (as far as I know) unidentfied brooch : from the EU Parliament reception : 15Oct2013... : : : : Could it be the "Opal Spray". : I know it does not have a European : provenance but maybe that was done on : purpose. : : I thought the colouring and shape might : suggest it as a possibility. : What do you think ?? :