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( )

1.褶皱等倾斜线图的编制 1.1褶皱等倾斜线图的编制

(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

1.几种典型的褶皱的基本几何特征 平行褶皱 相似褶皱 协调褶皱 不协调褶皱

Determination of the relative movement of the two walls from the tension joints

TERMINOLOGY FOR DISPLACEMENT a is the rake angle

Main Bedding Types Bedding Shape level bedding ripple bedding Main Types of plate laminae

Review Show the homework and note book on your desk Practise measurement of attitude of planes and lines in the models

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