Part of the Carrick Battery - location #378 Precipitating / settling vat (upside down) - location #475 It has been used as a water tank for dwelling #48 in Hall Road. Tape measure is 1m for scale. See images 2385-2388 for details of Denny's patent for the treatment of slimes and tailings. Measurements - approx: diameter = 2000mm height of base = 360mm total height = 3000mm