Over 20 kg of heroin worth Rupees 210 crore has been recovered from a vehicle that had entered Assam from Mizoram, officials said. Acting on a tip-off, the Special Task Force (STF) of the Assam police intercepted the vehicle near Sahidpur under Silchar police station in Cachar district in the southern part of the state. As per the officials more than 21.5 kg of heroin, of which 18 kg was of the purest form and 3.5 kg was ready for consumption. The consignment is worth at least Rs 210 crore but 18 kg of pure heroin will be mixed with other materials and 50-60 kg was seized.