Police have arrested five suspects in connection with the large-scale looting of valuable white stones from the Volagonj quarry in Sylhet. Earlier, a case had been filed against 2,000 unidentified individuals over the theft, which officials say has cost the state crores of taka. The case was lodged Friday night by Mohammad Anwarul Habib, Director General of the Bureau of Mineral Development. According to the case statement, miscreants began illegally extracting and stealing stones from the government-registered Volagonj quarry after August 5 last year. Authorities have urged investigators to identify those involved and ensure legal action is taken.