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  Item Reference: KCLCAL-1899-1900-817

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Faculty of science clxv Answer five questions in and tvio in II Explain the relations of the geometric figures in the cubic system to each other and name some minerals which occur in the principal holohedral forms Enumerate rock forming minerals which occur in crystal systems other than the monometric and give examples of their combinations to form rocks What is understood by the optical properties of crystals give examples of double refraction Explain the nature of Polarisation and the uses to which it can be put in the determination of rocks by means of thin slices Give some account of Paragenesis of minerals from the point of view of chemical composition What are Zeolites State the conditions under which some species are found Describe the minerals which contribute to make the water-formed rocks or are found in them State what you know of the minerals forming the principal schists and how schists may develope new mineiaJsj Vjiiii VlfffiV ff rJVjlM ft π Under what circumstances are the ores of lead found Give short account of the chief minerals which yield that metal 10 Define the principal ores of iron and state their modes of occurrence in nature 11 Give some account of the minerals which yield coppei and their modes of occurrence 12 Discuss the mineral and geological history of gold Additional Name the specimens J5
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