Brief: RockRose Energy Says Viaro Energy Buys 2.30% Of Deltic Energy Shares
March 3 (Reuters) - RockRose Energy Ltd: ROCKROSE ENERGY LTD DELTIC ENERGY PLC - ACQUISITION OF SHAREHOLDING IN DELTIC ENERGY PLC ROCKROSE ENERGY LTD DELTIC ENERGY PLC - ACQUISITION OF SHAREHOLDING IN DELTIC ENERGY PLC ROCKROSE ENERGY - VIARO ENERGY BUYS 2.30% OF DELTIC ENERGY SHARES AT 3.6034P PER SHARE ((Reuters.Briefs@thomsonreuters.com;))