 Armament was heavy for her size, with the main battery consisting of a pair of 10-inch 30-caliber breech-loading (BL) guns mounted in individual barbettes fore and aft, capable of training up to 30 degrees abaft of the beam.These were Pattern G models manufactured by Elswick Ordnance Company.Six BL , 32-caliber secondary guns were mounted in sponsons, three on a side, comprised the secondary battery.