Practice Questions #170

GSI and UPSC aspirants, answer the following questions GSI – Give one important example of each of the following types of mineral deposits in India along with their mineral assemblage and associated host rocks : (i) SEDEX barite (ii) Muscovite pegmatite (iii) Greisen tungsten UPSC […]

Practice Questions #169

GSI and UPSC aspirants, answer the following questions GSI – Discuss the salient aspects of India’s current National Mineral Policy and explain how the policy aims at the development of strategic mineral resources. UPSC – Explain different types of sedimentary facies. Answer in the comment […]

Practice Questions #168

GSI and UPSC aspirants, answer the following questions GSI – Compare the geological setting, age, ore mineralogy and genesis of manganese ore deposits associated with the Eastern Ghats and Sausar Group of rocks. UPSC – Discuss briefly ‘paired metamorphic belt’. Answer in the comment section below

Practice Questions #167

GSI and UPSC aspirants, answer the following questions GSI – Write short answer for each of the following with sketches wherever necessary (a) Alkali-aggregate reaction in concrete. (b) Utility of gamma-gamma logging in coal exploration. (c) Magma-mixing model for origin of stratiform chromite deposits. UPSC […]

Practice Questions #166

GSI and UPSC aspirants, answer the following questions GSI – Write short answer for each of the following with sketches wherever necessary (a) Characteristics of diamond bearing Kimberlite. (b) Rampura-Agucha Zinc-lead deposit. UPSC – “Deccan volcanism marks an important event in Indian geology.” – Explain […]

Practice Questions #165

GSI and UPSC aspirants, answer the following questions GSI – Write short answer for each of the following with sketches wherever necessary (a) Maceration techniques and their application in coal seam correlation. (b) Limiting conditions of gas hydrate formation in continental shelf. UPSC – Elucidate […]

Practice Questions #164

GSI and UPSC aspirants, answer the following questions GSI – Write short answer for each of the following with sketches wherever necessary (a) Geobotanical Indicators in geochemical prospecting. (b) Steel making minerals. (c) Landslide hazard Zonation map. UPSC – Explain zoning in plagioclase by taking […]

Practice Questions #163

GSI and UPSC aspirants, answer the following questions GSI – Soil degradation with application to fertilizers. UPSC – A mineral section remains dark in all position under cross polars – explain how it is possible and how will you proceed to determine the optic sign […]

Practice Questions #162

GSI and UPSC aspirants, answer the following questions GSI – Deforestation and sustainable development. UPSC – Discuss briefly on the construction of Nicol prism. Why it is necessary to cut and re-cement the calcite crystal in the classification of Nicol prism Answer in the comment […]