Following the recommendation of the Chhattisgarh government, the Indian Union Ministry of Mines has given De Beers three reconnaissance permits. Australian miner Rio Tinto, together with the Indian company ACC, got a similar permit.

Five companies have been given permits. The other companies are Geo, Mysore, Emperor Granites, Gwalior and Meera Exports.

The mining department of the Chhattisgarh government has so far confirmed the existence of two kimberlite pipes in the region.