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

Where is stress,ε strain and the Young's modulus or elastic modulus

Strain Displacement Strain Strain field Strain determination in rocks

第一节地矿空间信息子系统的结构与功能 第二节地矿空间数据编辑、处理与空间分析 第三节地矿空间数据库的应用设计与应用

Review: 1.What is the orientation relationship between maximum shear stresses and principal stresses? 2. What are trajectories of principal stresses?

(A)General triaxial stress ellipsoid in perspective view. (B)Views normal to each of the principal planes of the ellipsoid. (After W.D. Means,1976)

OBSERVATION OF TECTONIC SAMPLES Observe tectonic samples in the STRUCTURAL SCOPE. Discuss what you observed with your group members. Select one representative of the group to exchange ideas with other groups in the class

Planar fabric Linear fabric and the size and elements In one dimension is Are parallel to much Longer than that in one another the other two dimensions

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