Determination of the top sur faces of the beds from the scour surfaces

Chapter 2 Primary Sedimentary Structures Main types of bedding Determination of younger direction of beds from primary structures Types of stratigraphic break Angular unconformity Soft sedimentary structures

Chapter One Introduction Goals Outline Two supports Types of structures QA uantitative techniques pplication Suggestion

一、选择填空题 1、B 2、C 3、B 4、C 5、C 6、A 7、C 8、C 9、B 10、C

Course Examination paper of Resource Geology （Answers） Ⅰ. To Explanate the following terms ( Ten terms , 2 marks per term, total 20 marks) 1. Ore Minerals: the specific minerals within the ore which contain the metals to be recovered

一、选择填空题(10 分) 1—C 2—B 3—B 4—C 5—C 6—B 7—B 8—A 9—D 10—C

Ⅰ. TO EXPLANATE THE FOLLOWING TERMS ( Ten terms , 2 marks per term, total 20 marks) 1. Ore Minerals; 2. Ferrous metal; 3. Precious metal; 4. Siderophilic elements; 5. Mineralization epoch; 6. Grade; 7. Hydrothermal solution; 8. Mineralization

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

一、选择填空题(10 分) 1—C 2—B 3—B 4—C 5—C 6—B 7—B 8—A 9—D 10—C

一、选择填空题(每小题 1 分，共 10 分) 1、 矿体产于岩浆岩体的底部、与围岩渐变、矿石矿物为自形晶结构、围岩没有明显蚀变现象的矿床属于( )