Simmer and Jack
The town of Germiston was established and named after John Jack's birthplace in Scotland. ... Gold production at the mine reached its peak in 1922. By 1935 Simmer & Jack had processed 27,000,000 tons of rock and extracted 7.8 million ounces of gold for a gross profit of £10 million. In 1965 Goldfields sold their shares as the gold deposits ...