Saturday, September 28, 2019

Ore Deposit Questions

Ore Deposit Questions Chapter 27: Mississippi Valley Type deposits Questions 1. Which geophysical method is/are used in discovering Mississippi Valley Type deposits? A. Airborne Magnetic SurveysC. Resistivity StudiesE. None of the above B. Induced Polarization MethodD. All of the above 2. All are host rocks for MVT deposits except for one. A. DolostoneC. BrauniteE. None of the above B. LimestoneD. All of the above 3. In which depth can MVT deposits be found? A. Shallow DepthC. Great DepthE. None of the above B. Average DepthD. All of the above 4. Which of the following is the wall rock alteration method used in MVT deposits?A. RecrystallizationC. Hydrothermal BrecciationE. None of the above B. DissolutionD. All of the above 5. Which of the following is a mineral assemblage of MVT deposits? A. ChalcedonyC. TectoliteE. None of the above B. MarcasiteD. All of the above 6. Which of the following is considered the most important environmental consideration for MVT deposits? A. Copper cont entC. Carbonate contentE. None of the above B. Iron Sulfide contentD. All of the above 7. Which of the following is the mining method used in MVT deposits? A. Long wall methodC. Underground room methodE. None of the above B.Pillar methodD. All of the above 8. All are ore processing methods use in MVT deposits except for one. A. PulverizingC. Magnetic SeparationE. None of the above B. FlotationD. All of the above 9. Which country contains the largest amount of MVT deposits? A. North AmericaC. EuropeE. None of the Above B. North AfricaD. All of the Above 10. Which of the following mineral rarely occurs in MVT deposits? A. DolomiteC. FluoriteE. None of the above B. SphaleriteD. All of the above 11. The following is/are characteristic of MVT deposits except. A. Platform carbonate sequence deposits C.Deposits are in dolostone E. None of the above B. Ore is epigenetic and stratabound D. All of the above 12. Which of the following is a major commodity of MVT deposits? A. GoldC. IronE. None of the above B. CopperD. All of the above 13. The following are examples of places where MVT is abundant except for one. A. Tri StateC. Grand CanyonE. None of the above B. Viburnum TrendD. All of the above 14. The following are examples of exhalative deposits associated with MVT deposits except for one. A. LeadC. BariteE. None of the above B. ZincD. All of the above 15. A.Salt Diapirs are associated with MVT deposits. B. Most MVT deposits are surrounded by carbonate rocks. A. A is true and B is falseC. Both statements are trueE. No conclusion can be drawn B. A is false and B is trueD. Both statement are false 16. The following are nature of ores of MVT deposits except for one. A. Massive replacement zonesC. Disseminated fractures of crystalsE. None of the above B. Open space fillingsD. All of the above 17. Which mining method poses the greatest environmental concern for MVT deposits? A. Smelter ActivitiesC. Acid DrainageE. None of the Above B. Tailings PondsD.Both A and B 18. MVT d eposits can be located at the following except for one. A. Fault zoneC. Fold beltsE. None of the above B. Thrust beltsD. All of the above 19. The following are trace element minerals of MVT deposit except for one. A. SeC. SrE. None of the above B. SbD. All of the above 20. Significant airborne amounts of the following elements may lead to potential environmental consideration of MVT deposit except for one. A. CadmiumC. ArsenicE. None of the above B. MercuryD. All of the above 21. Which of the following rock types are mainly found in MVT deposits? A. IgneousC. SedimentaryE.None of the above B. MetamorphicD. All of the above 22. The following are considered nature of ores for ore bodies of MVT deposits except for one. A. Massive replacement zonesC. Open space fillings of fracturesE. None of the above B. Bleaching (Oxidation)D. All of the above 23. MVT deposits are commonly located in what type of structure? A. Platform or Basin flanksC. Volcanic VentsE. None of the above B. Breccia Pi pesD. All of the above 24. Which toxic metal could be a problem in the immediate vicinity of mineralized pipes in for MVT deposit? A. CopperC. ZincE. None of the above B. LeadD.All of the above 25. Which state produces the highest amount of MVT deposits in the United States? A. ArizonaC. MississippiE. None of the above B. FloridaD. All of the above Chapter 28: Solution- Collapse Breccia Pipe U Deposits Questions 1. The following are geophysical methods used in Solution- Collapse Breccia Pipe U Deposits except for one. C. Gamma-radiation SurveysC. Ground Penetrating RadarE. None of the above D. Induced Polarization MethodD. All of the above 2. The following are rocks associated with Solution- Collapse Breccia Pipe U Deposits except for one. C. SandstoneC.SiltstoneE. None of the above D. LimestoneD. All of the above 3. Which of the following is a wall rock alteration method for Solution- Collapse Breccia Pipe U Deposits? C. RecrystallizationC. Hydrothermal BrecciationE. None of the ab ove D. Bleaching (Oxidation)D. All of the above 4. The following are examples of Solution- Collapse Breccia Pipe U Deposits except for one. C. Orphan LodeC. Pigeon, ArizonaE. None of the above D. EZ-2D. All of the above 5. The following are major commodities of in Solution- Collapse Breccia Pipe U Deposits except for one. C. ZincC. CopperE. None of the aboveD. LeadD. All of the above 6. Solution- Collapse Breccia Pipe U Deposits are commonly located in what type of structure? C. Breccia pipesC. Thrust BeltsE. None of the above D. Volcanic VentsD. All of the above 7. Which of the following is the mining method used in Solution – Collapse Breccia Pipe U deposits? C. Long wall methodC. Underground room methodE. None of the above D. Pillar methodD. All of the above 8. All are ore processing methods use in Solution – Collapse Breccia Pipe U deposits except for one. C. PulverizingC. Magnetic SeparationE. None of the above D. FlotationD.All of the above 9. Which state contain s the largest amount of Solution – Collapse Breccia Pipe U deposits? C. MinnesotaC. ArizonaE. None of the Above D. MississippiD. All of the Above 10. The following are primary ore minerals of Solution – Collapse Breccia Pipe U deposits except for one. C. UraniumC. SphaleriteE. None of the above D. FluoriteD. All of the above 11. The following is/are characteristic of Solution – Collapse Breccia Pipe deposits except. C. Platform carbonate sequence deposits C. Deposits are in dolostone E. None of the above D. Ore is epigenetic and stratabound D.All of the above 12. Which of the following is a major commodity of Solution – Collapse Breccia Pipe deposits? C. GoldC. IronE. None of the above D. UraniumD. All of the above 13. The following are synonym of Solution – Collapse Breccia Pipe U Deposits except for one. C. Orphan Lode-type depositC. Podiform ChromiteE. None of the above D. Sedimentary breccia pipe depositD. All of the above 14. The following are examples of exhalative deposits associated with Solution – Collapse Breccia pipe deposits except for one. C. LeadC. BariteE. None of the above D. ZincD. All of the above 15. A.Primary ore in Solution – Collapse Breccia pipe deposits are confined in volcanic plumes. B. Most Solution – Collapse Breccia pipe deposits are surrounded by carbonate rocks. C. A is true and B is falseC. Both statements are trueE. No conclusion can be drawn D. A is false and B is trueD. Both statement are false 16. Which of the following solution can dissolve Uranium ore found in Solution – Collapse Breccia pipe deposit? A. Acid solutionC. Solvent extractionE. None of the above B. Alkaline solutionD. Both A and B 17. Which mining method poses the greatest environmental concern for Solution – Collapse Breccia pipe deposits?A. Smelter ActivitiesC. Acid DrainagesE. None of the Above B. Tailings PondsD. Both A and B 18. What kind of cement is found to bind together host rocks o f Solution – Collapse Breccia pipe deposits A. Carbonate mineralsC. Portland cementE. None of the above B. ClayD. All of the above 19. Which of the following is a trace element of Solution – Collapse Breccia pipe deposits? A. SeC. SrE. None of the above B. MoD. All of the above 20. Which toxic metal could be a problem in the immediate vicinity of mineralized pipes in for Solution – Collapse Breccia pipe deposit? A. Zinc metalC.ArsenicE. None of the above B. LeadmetalD. All of the above 21. How many months will it take for primary ore to oxidize when exposed to surface weathering in Solution – Collapse Breccia pipe deposits? A. Two monthsC. Six monthsE. None of the above B. Four monthsD. All of the above 22. Which of the following  prevents and delays the oxidation of some breccia pipe ores in Solution – Collapse Breccia pipe deposits? A. TrapsC. Massive sulphide capE. None of the above B. SealsD. All of the above 23. Which of the following is a p athfinder mineral for recognition of sealed breccia pipe?A. GoethiteC. DolomiteE. None of the above B. HematiteD. All of the above 24. Which of the following are potential environmental considerations in Solution – Collapse Breccia pipe deposits? A. Radon radiationsC. Radioactive elementsE. None of the above B. Gamma radiationsD. All of the above 25. What is the end product of uranium when precipitated by either ion exchange or solvent extraction in Solution – Collapse Breccia pipe deposits? A. Ammonium phosphateC. Ammonium diuranateE. None of the above B. Ammonium saltsD. All of the above

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