Vostok-Media informs that several violations have been revealed in licences for gold and diamonds mining in Yakutia issuing. The department of the State control in the field of natural resources found out that OJSC Nizhne-Lenskoe had been allocated invalid licence for diamonds mining. The licence for the Molodo diamonds deposit exploitation had been issued without tenders and auctions. All these plant are exploited without the State expertise, against the federal law on natural resources.