Ⅰ. TO EXPLANATE THE FOLLOWING TERMS ( Ten terms , 2 marks per term, total 20 marks) 1. Ore; 2. Gangue Minerals; 3.Non-ferrous metal (Base metal); 4. Precious metal; 5. Sulfophilic elements; 6. Host Rock; 7. connate water; 8. Country Rocks; 9. Alterartion; 10. Porphyry copper deposit; Ⅱ. SELECT THE CORRECT TERMS FROM THE GIVEN ANSWERS ( Ten questions , 3 marks per question, total 30 marks) What is any volume of rock containing an enrichment of one or more minerals called? A. Mineral deposits; B. Mineral dumps; C. Mineralization; D. Mineral mines Within the 5 ways minerals become concentrated, which of the following occur by weathering processes? A. Magmatic Mineral Deposits; B. Sedimentary Mineral Deposits; C.Residual Mineral Deposits; D. Hydrothermal Mineral Deposits; E. Placers 3. Many kinds of mineral deposits occur in groups called________? A. magmatic mineral deposits; B. residual mineral deposits; C. placers; D. hydrothermal mineral deposits; E. metallogenic provinces; 4. T or F, Many kinds of mineral deposits tend to occur in groups and form metallogenic provinces? A. True; B. False 5. True or False, The distribution of many kinds of mineral deposits is controlled by plate tectonics. A. True; B. False 6. What are remains of plants and animals trapped in sediment that may be used for fuel? A. Gangue; B. Residual Mineral Deposit; C. Mineral Deposit; D. Fossil Fuel E. Placer 7. Copper, Gold, lead, galena, sphalerite. What is the geologic concentration process of these raw materials? A. soil leaching; B. placer sorting; C. hydrothermal precipitaion; D. igneous cooling; E. evaporation 8. What is an example of a non-metallic resources. A. Aluminum; B. Clay; C. Lead; D. Steel; 9. Which of the following is a energy resource that is a non-renewable? A. Solar energy; B. Wind energy; C. Nuclear energy; D. Ocean thermal energy E. None of the above 10. Which of the following materials is not produced by hydrothermal precipitation? A. Copper; B. Galena; C. sphalerite; D. talc; E. lead Ⅲ. Briefly answer following the questions. ( 3 questions , 10 marks per question, total 30 marks) （answering questions in Chinese is allowed） 1. How many concentration processes that lead to the formation of ore deposits are there in our study? What roles did the ore-bearing fluids play in formation of ore deposits? 3. What are skarn deposit formation conditions? Ⅳ. Explanation the model figures with geological charaters of ore deposits (Choicing to answer 2 questions from 3 questions , 10 marks per question, total 20 marks) （answering questions in Chinese is allowed） To describe the main charaters of the ore deposit according to the following figures. Explanation the formation conditions and processes of epithermol ore deposit by reading the following model figure. To find the possible types of ore deposits and briefly give their properties from following model figure.