The Una Gold Mining and Quartz Crushing Company
Commenced crushing in February 1868, crushed 500 tons of quartz since April 1868.' This battery was one of the first to be built on the bank of the Karaka Creek, south of Irishtown Road. Eventually, several were built in the section of the creek between Augustus and Mackay Sts, including Bull's, Scanlan's, Vickery's and the Piako batteries.