If the reserves are found economically viable, then the blocks will be auctioned to private cos
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/mines-min-seek-bids-exploration-20-blocks
[2] http://admin.indiaenvironmentportal.org.in/category/author/sarita-singh
[3] http://admin.indiaenvironmentportal.org.in/category/newspaper/economic-times-new-delhi
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/mining
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/minerals
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-mineral-development-corporation-nmdc
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/national-thermal-power-corporation-ntpc
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/coal
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ministry-mines