Geology IFS Paper 2 UPSC 2014 with Solutions

Geology Optional Paper 2 UPSC 2014 - Question Paper with Solutions 

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SECTION A

1. Answer the following in about 150 words each:

Geology 1a Describe the symmetry elements and unit forms of the normal class of Tetragonal system. Mention the names of common minerals that crystallise in this class. (IFS 2014/8 Marks) 

Geology 1b Discuss the plane of symmetry in Rotation, Translation, Reflection and Glide Reflection with neat sketches. (IFS 2014/8 Marks)

Geology 1c Explain the magmatic differentiation during crystallisation of magma and its petrogenetic significance. (IFS 2014/8 Marks)

Geology 1d Discuss the Bowen's reaction principle and explain its mineral series of chemical composition. (IFS 2014/8 Marks)

Geology 1e Write a brief discussion on metamorphism and deformational effects on Phyllites. (IFS 2014/8 Marks)

Geology 2a Briefly discuss the most abundant minerals of phosphates and sulphates and their mineralization in the Earth's crust. (IFS 2014/10 Marks)

Geology 2b Write a brief explanation on organic sedimentary rock types and their economic importance, with Indian examples. (IFS 2014/10 Marks)

Geology 2c Discuss in brief metamorphism on sandstone. What are the reproductive rocks and what is their economic importance with respect to mineralization? (IFS 2014/10 Marks)

Geology 2d Discuss the geologic processes, environmental conditions and types of deposited sediments during depositional environment. (IFS 2014/10 Marks)

Geology 3a Discuss in brief angles, axis, faces and type of lattice defects using stereographic projections in crystal system. (IFS 2014/15 Marks)

Geology 3b Discuss the metal detecting and metalliferous mineral prospecting in relation to Geological, Geochemical and Geophysical methods. (IFS 2014/15 Marks)

Geology 3c Describe what are the methods and processes adopted for mineral mining, mineral dressing and mineral beneficiation. (IFS 2014/10 Marks)

Geology 4a Discuss in brief morphology and mode of occurrence of massive sulphide deposits in marine conditions. (IFS 2014/10 Marks)

Geology 4b Briefly explain the origin and occurrence of economically important gem variety precious stones, with Indian examples. (IFS 2014/10 Marks)

Geology 4c Explain the economic importance of hydrothermal ore deposits. (IFS 2014/10 Marks)

Geology 4d Write a brief note on the volcanic and back arc collisional belts and their economic importance in relation to mineralization. (IFS 2014/10 Marks)

SECTION B

5. Answer the following in about 150 words each:

Geology 5a Write a brief explanation on metallogenic epochs. (IFS 2014/8 Marks)

Geology 5b Briefly discuss on compatible and incompatible trace elements. (IFS 2014/8 Marks)

Geology 5c Discuss on origin and occurrence with geologic conditions and ore reserves of Hutti-Muski Schist belt. (IFS 2014/8 Marks)

Geology 5d Briefly discuss on ore reserves, structure, geologic conditions and mineral occurrence in copper deposits of Mosabani in Purbi Singhbhum district. (IFS 2014/8 Marks)

Geology 5e Explain in brief geological conditions and mode of occurrence of abrasive minerals in India. (IFS 2014/8 Marks)

Geology 6a What are argillaceous rocks? What are the metamorphic conditions in contact with other lithological units? (IFS 2014/10 Marks)

Geology 6b Enumerate the different types of sedimentary structures with origin and occurrence of different mineralization. (IFS 2014/10 Marks)

Geology 6c List out and discuss briefly proterozoic sedimentary basins of India and their mineral economics. (IFS 2014/10 Marks)

Geology 6d Briefly discuss on precious metalliferous deposits with origin and occurrence in Indian deposits. (IFS 2014/10 Marks)
 

Geology 7a Discuss in brief coal formation in India with geological set-up and distribution. (IFS 2014/10 Marks)

Geology 7b Explain in brief geology, mode of occurrence and origin of Ankleshwar petroleum deposit. (IFS 2014/10 Marks)

Geology 7c Explain the geophysical exploration method in mineral exploration. (IFS 2014/10 Marks)

Geology 7d How are the mineral deposits associated with the mechanism of concentrating oceanic spreading ridges? Discuss. (IFS 2014/10 Marks)

Geology 8a Describe the different types of crystal textures formed during main solidification stage of ore minerals. (IFS 2014/10 Marks)

Geology 8b Write a note on metallogenic provinces in relation to plate tectonic environment. (IFS 2014/10 Marks)

Geology 8c Write a brief explanation on Aulacogen mineralization through hot spots, rifts and failed rift environment. (IFS 2014/10 Marks)

Geology 8d Explain briefly mid-oceanic ridge setting and passive continental orogeny and their mineralization. (IFS 2014/10 Marks)