The copper mine at Khetri was established in 1967. Jaipur: Fourteen people including senior vigilance officers were trapped after a lift collapsed at the Kolihan mine in Rajasthan's Jhunjhunu distri… [+1666 chars]
The copper mine at Khetri was established in 1967. Jaipur: Fourteen people including senior vigilance officers were trapped after a lift collapsed at the Kolihan mine in Rajasthan's Jhunjhunu distri… [+1666 chars]