 An example of the Mark II twelve-inch breech-loader exploded on board HMS "Collingwood" while on trial, and "Edinburgh" had to wait, as did other ships, for the Mark IV.She was commissioned at Portsmouth in July 1887 for the 1887 Golden Jubilee Fleet Review, and was then posted to the Mediterranean, where she was commanded by Commander (later Admiral Sir) Percy Scott until 1890.Her posting to the Mediterranean ended in 1894.