Home › ICSE Class 9 › Geography › Structure of the Earth › Gold mines in South Africa reach depths of about:
Gold mines in South Africa reach depths of about:
A3 to 4 km
B30 to 40 km
C300 metres
D12 to 14 km
Answer & Solution
Correct answer: A. 3 to 4 km
1. Mines are among the deepest direct windows into the earth.
2. South African gold mines run 3 to 4 km deep.
3. Beyond this it is too hot to go.
_Source: NCERT Class 11 Geography, Ch 3 'Interior of the Earth' (kegy203)_
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