Question

Name the richest, deepest and oldest gold mine of India.
A. Hutti
B. Golkonda
C. Kolar
D. Nellore

Answer 1

Hint: It is one of the two major goldfields of Karnataka and was called Mini England in British India. The mine was closed on 28 February 2001 due to depletion of high-grade ore reserves and increase in production cost and several socio-economic issues.

Complete answer:
Karnataka is the largest gold producing state of India. Kolar gold fields and Hutti goldfields are two major goldfields located in Karnataka.
Kolar gold fields or KGF are in Kolar district, located 100 kilometres away from Bengaluru. It was called Mini England in British India. The mine was closed on 28 February due to depletion of high-grade ore reserves, several socio-economic issues and increase in production cost as mining at these enormous depths requires special equipment which made it very difficult to cover the operational costs.
Hutti goldfields are situated in Kolar district, 100 kilometres away from Bengaluru. It is one of the ancient mines of the world, dating to the pre- Ashokan period and the second deepest gold mines after KGF. At Hutti gold mines 2000 tonnes of gold is crushed every day. Currently, Hutti gold mines are the only active gold mine in India.
Golconda mines, especially Kollur mines, hold vast reserves of finest diamonds. These mines are located in the states of Andhra Pradesh and Telangana.
Nellore mines situated in Andhra Pradesh is one of the most important mica mines. It is popularly known as the Nellore mica belt.
So, the correct answer is option C.

Note: Kolar gold fields or KGF are in Kolar district, located 100 kilometres away from Bengaluru. It was called Mini England in British India. Hutti gold mines are the only active gold mine in India. Golconda mines are diamond mines in the states of Andhra Pradesh and Telangana. Nellore mines are famous mica mines in Andhra Pradesh.