The correct answer is Telangana.

• The Singareni coal reserves stretch across 350 Km of the Pranahita located in Godavari Valley of Telangana.
• Singareni Collieries Company Limited (SCCL) is currently operating 18 opencast and 27 underground mines in 4 districts of Telangana.
• The present Company was incorporated on 23rd December 1920.

• Important mines in Odisha:
  • Iron ore in Joda, Keonjhar, Jajpur.
  • Manganese in Keonjhar, Rayagada, Sundergarh.
  • Bauxite in Balangir, Koraput, Kalahandi, Sambalpur.
  • Coal in Jharsuguda, Talcher.
• The principal mineral-bearing belts in Maharashtra are the Vidarbha area in the east and the Konkan area in the west.
  • Important mineral occurrences are:
    • Bauxite in Kolhapur, Raigad, Ratnagiri, Satara, Sindhudurg, Thane districts.
    • China clay in Amravati, Bhandara, Chandrapur, Nagpur, Sindhudurg, Thane districts.
    • Chromite in Bhandara, Chandrapur, Nagpur, Sindhudurg districts.
    • Coal in Nagpur, Chandrapur, Yavatmal districts.
    • Dolomite in Chandrapur, Nagpur, Yavatmal districts.
    • Gold in Bhandara, Nagpur districts.
• Important mines in Chhattisgarh:
  • Iron ore in Bailadila, Raoghat, Hahaladdi/Kodapakha, Metabodeli, Dalli Rajhara.
  • Bauxite in Mainpat, Kandraja block, Jamirapat, Pendrapat.
  • Coal in Sohagpur, Jhilimili, Chirimiri, Bisrampur, Lakhanpur, Panch Bhahni, Korba, Mand Raigarh.