Here's another article from Prabhatkhabar.
HIghlights of Phase-I of Ranchi Metro :
Construction commences from April 2017
IDFC has been given the contract for Phase-I (CRPF Camp Dhurwa - Kutchery Chowk route)
Total estimated...
more... cost of Phase-I is INR 4120 Cr.
Currently 3 corridors have been planned for Ranchi
Entire system will be on elevated tracks (My assumption)
Major stations on Phase-I route : CRPF Camp Depot, New Secretariat, JSCA Stadium, Vishwanath Shahdeo Chow, SMART City, Hatia Station, HEC Sector 3, Birsa Chowk, Hinoo Chowk (Access to Airport), Shivpuri, MECON (AG More), Rajendra Chowk, Ranchi Junction, Sainik Market, Albert Ekka Chowk, Ranchi University, Kutchery Chowk