About the Geological Survey of India:
- It was set up in 1851 primarily to find coal deposits for the Railways.
- Over the years, it has grown into a repository of geo-science information required in various fields in the country.
- GSI’s chief role includes providing objective, impartial and up-to-date geological expertise and geoscientific information of all kinds, with a focus on policy-making decisions, and commercial and socio-economic needs.
- It also emphasises systematic documentation of all geological processes, both surface and subsurface, of India and its offshore areas.
- The organisation carries out this work through geological, geophysical, & geochemical surveys using the latest and most cost-effective techniques and methodologies.
- The main functions of the GSI relate to the creation and updation of national geoscientific information and mineral resource assessment.
- It is headquartered in Kolkata and has six regional offices located at Lucknow, Jaipur, Nagpur, Hyderabad, Shillong and Kolkata. Every state has a state unit.
- Presently, GSI is an attached office to the Ministry of Mines.
Q1) What is Geology?
Geology is the study of the Earth, the materials of which it is made, the structure of those materials, and the processes acting upon them.