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Pune University - Msc - II (Sem - IV) : Mining Geology, Gemmology & Ind April 2010

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Total No. of Questions : 8] [Total No. of Pages : 1 P1151 [3730]- 402 M.Sc. - II GEOLOGY GL - 402 : Mining Geology, Gemmology and Industrial Mineralogy (Sem. - IV) (New) Time : 3 Hours] Instructions to the candidates: 1) You are advised to attempt not more than 5 questions. 2) All questions carry equal marks. 3) Neat diagrams must be drawn wherever necessary. [Max. Marks : 80 Q1) What are stratigraphic guides? Explain them in details with the help of suitable examples. Q2) Write in details about diamond drills. Explain how sampling is done when diamond drill is used. Q3) Explain various methods of underground mining. Q4) Write notes on any two of the following : a) Placer deposits. b) Ringed target. c) Pseudochromatic gemstones. d) Gem varieties of garnet. Q5) What are inclusions in gemstones? Explain various types of inclusions found in gemstone. Which instruments are used in studying them. Explain with the help of figures six different types of gemstones showing typical inclusions. Q6) What are imitation stones? Give their properties. How can they be identified? Give examples of different types of imitation stones. Q7) Which minerals are used as raw material in refractory industry? Give detailed account of any three of them with respect to their characteristic properties chemical composition and industrial specification. Q8) Write notes on any two of the following : a) Asbestos as an industrial mineral. b) Building stones. c) Mineral Pigments/Natural pigments. d) Utilization and specifications of mica. xxxx

 

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Additional Info : M.Sc. - II GEOLOGY, GL - 402 : Mining Geology, Gemmology & Industrial Mineralogy (New Course) (Semister - IV), Pune University
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