About Geological Survey of India (GSI): The Geological Survey of India (GSI) was set up in 1851 primarily to find coal deposits for the Railways.
Functions of GSI: Its main functions relate to creating and updating of national geoscientific information and mineral resource assessment. These objectives are achieved through ground surveys, air-borne and marine surveys, mineral prospecting and investigations, multi-disciplinary geoscientific, geo-technical etc.
How GSI works? GSI uses latest computer-based technologies for dissemination of geoscientific information and spatial data, through cooperation and collaboration with other stakeholders in the Geo-informatics sector.
Headquarters: Its headquarters is in Kolkata. GSI an attached office to the Ministry of Mines has regional offices in Lucknow, Jaipur, Nagpur, Hyderabad and Shillong. GSI also has unit offices in almost all States of the country.
