Note 16 — Chapter XII
Reading edition
The following are some of the working costs of the mines. Low costs: Geldenhuis Deep, 22s.; Geldenhuis Select, 17s. 6d.; Geldenhuis Main Reef, 17s. 4d.; Meyer and Charlton, 18s. 2d.; Simmer and Jack, 20s. 7d. High costs: City and Suburban, 29s. 1d.; Bonanza, 27s. 6d.; Robinson Deep, 30s. 2d. The Robinson-Randfontein group have ore of a gold value of 34s. 9d. per ton, and a profit of 2s. over the working cost. The Bonanza has ore worth £5 a-ton.