The Kolar Gold Fields, located in the Kolar district of the state of Karnataka, India, are a set of defunct gold mines known for the neutrino particle experiments and unusual observations that took pl
The Champion Reefs mine shaft at KGF
East Rand Mine
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East Rand Proprietary Mines is a 125-year-old underground gold mining operation on the Witwatersrand Basin at Boksburg, to the east of Johannesburg. The mine employed 3,850 people. It was the deepest
Particle experiments at Kolar Gold Fields
…experiment, using an iron calorimeter, discovered the first atmospheric neutrinos about the same time (in 1965) as a similar discovery took place in the East Rand Proprietary Mines (ERPM experiment) in South Africa. The South African experiment begun in 1965, took place 3200 meters underground and was managed by groups from Case…
Share of the East Rand Proprietary Mines Ltd, issued 19 October 1928
Mine shaft (1963)
Daily production (1963)
Smelting