JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech II Year MINING GEOLOGY Previous Question Paper (November/December - 2018 - R16)
Part A is compulsory (25 marks). Part B consists of 5 Units. Answer any one full question from each unit (10 marks each).
Part A
Define Mineral.
Answer
A mineral is a naturally occurring, inorganic, solid substance with a definite chemical composition and a characteristic crystalline structure.
What are the Ore minerals?
Answer
Ore minerals are those naturally occurring minerals from which metals or other valuable elements can be extracted economically and profitably. Examples include hematite (for iron), galena (for lead), and chalcopyrite (for copper).
What are the physical properties of the rocks?
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What are the Atomic minerals?
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What is Strike and Dip?
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What are lineation and foliation structures? Give rock examples.
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Which Method is used in estimation of mineral exploration?
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What is the use of Geological timescale in mineral exploration?
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What is tunnel?
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In India which places are having under ground tunnels?
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Part B
What are the Rock-forming minerals? Explain about types of Rock-forming minerals.
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Explain Silicate structure with neat sketches.
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Explain about common structure and textures of igneous rocks.
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Explain about chemical and organic depositions of sedimentary rocks.
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Explain about various mechanical properties of rocks.
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Discuss about process and formation of Ore deposits.
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What is fold? Give a classification of folds with neat sketches. What is the importance of folds in mining fields?
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Answer the following with neat sketches:
What are the parts of joints?
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Dextral fault and sinistral fault?
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What is unconformity? Explain para conformity Angular unconformity.
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Non-conformity and Disconformity.
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Give a brief data about Major and minor mineral resources of India.
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Explain about Radiometric method.
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Discuss about importance of Geophysical method in mineral exploration.
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Explain about lining of tunnels.
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Explain Over break of tunneling.
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What are the precautions should take for leakages of Gases in tunnels?
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