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Geological Survey of India

• Established in 1851
• The primary objective – to investigate for and assess coal and other mineral resources of the country with regional level exploration.
• Carry out various geoscientific activities and contribute immensely in the arena of geosciences.
• Engage in the creation and updation of national geoscientific data and mineral resource assessment, air-borne and marine surveys and conducting multifarious geo-technical, geo-environmental and natural hazards studies, glaciology, seismotectonic, etc.
• HQ: Kolkata
• Attached office to the Ministry of Mines
• Has 6 Regional offices at Lucknow, Jaipur, Nagpur, Hyderabad, Shillong and Kolkata and offices in almost all states of the country.