Rawat asked Secretary, Mining, Shailesh Bagoli, to take stern actions against anyone found involved in illegal mining in the state.
Bagoli said measures are being put in place to help the checkposts personnel distinguish easily between vehicles loaded with legal and illegal mining material.
He said better coordination between police and district magistrates will be established to nab those engaged in illegal mining.
Earlier, terming as highly condemnable the alleged murder of the forest beat watcher in Kosi river mining area on March 24, Parliamentary Affairs Minister Prakash Pant told the Assembly the government will adopt a policy of "no tolerance" towards illegal mining.
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"One of the named accused in the case, Jaswant Singh alias Jassi, has already been sent to jail under judicial custody, whereas the rest will also be arrested soon," he said.
Immediate action was taken in the matter despite the accused trying to seek protection from some powerful connections, Pant said.
He said the Chief Minister gave a compensation of Rs 1 lakh to the family of the deceased on the day of the incident.
Moral responsibility for the crime is also being ascertained, he said.