While exploring the Witwatersrand in 1884, Fred Struben discovered what he considered was a payable series of gold bearing reefs. The first promising area was north of Krugersdorp, near the present Sterkfontein Hospital. Mining was begun in co-operation with his brother Harry, and with two partners they formed the Sterkfontein Junction Mining Syndicate.
However, the gold, plentiful on and near the surface, pinched out at about 15 meters. The mine was abandoned.
Searching further to the East, Fred again found a good deposit on Wilgespruit, a farm then owned by Louw Geldenhuys.
Mining began on a koppie on the South East side of the farm. In his diary, Fred Struben wrote that he was finding a grain of gold for every grain of sand. His big brother, Harry, ever the poet and businessman, named it the Confidence Reef Mine.
Fred and Harry Struben at the Confidence Reef Mine (HF Gros)
Mining continued by the Strubens and a couple of hardy Zulus until 1888, when the Strubens let the mine out (possibly to a French Nobleman named Count Jacques De Waru.) and retired to Cape town.
Sporadic mining continued at the Confidence Reef, mostly by a man from Roodepoort, George Brown. Brown also began mining further south and maps as...