who is oropa.s chairman

Might be interesting to know that Oropa's chairman is also a director of Herald Resouces...

From the ORP website:
Brian J Hurley AWASM, MAusIMM
Chairman
Mr Hurley is a mining engineering graduate from the Western Australian School of Mines and a member of the Australasian Institute of Mining and Metallurgy. He has over 35 years experience in open cut and underground gold and nickel mining operations. He currently conducts his own mining consultancy business since retiring as a senior executive with Western Mining Corporation. Mr Hurley is the chairman of Defiance Mining NL and was previously the chairman of Gasgoyne Gold Mines NL, a successful Australian gold producer.

From the HER website:
Brian J Hurley: Non-Executive Director
Mr Hurley is a mining engineering graduate of the Western Australian School of Mines. Between 1965 and 1990 he was employed by Western Mining Corporation Ltd in many roles including General Manager, Nickel Division and Senior General Manager, WA.
During this time he also held the position of Vice-Chairman of the Toronto based Nickel Development Institute and also sat as Vice-President of the Western Australian Chamber of Minerals and Energy.
Mr Hurley is Chairman of the annual Diggers & Dealers Mining Forum, and a non-executive director of several other listed mining companies. He is also a member of the Australasian Institute of Mining and Metallurgy and the Australian Institute of Company Directors