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

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

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

INTRODUCTION TO STEREOGRAPHIC PROJECTIONS Basic principles Basic procedures Exercise in class

1.地质体及其界面 1.1地质体的概念 地质体:各种成因的自然岩石体或土质体。 特点:形态各异,尺度多样,性状不同

hinge lines axis A axial plane axial surface B (imaginary) Axis axial plane and axial surface

Review of Faults and Fractures (Read the summary of faulting in the copy papers after class)

一、节理的分类 二、节理的分期和配套 三、不同地质背景上发育的节理 四、节理的野外观察 五、节理测量资料的整理