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

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

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

1.褶皱等倾斜线图的编制 1.1褶皱等倾斜线图的编制

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

Review Primary sedimentary structures Faults (thrust system, extensional fault system, strike-slip fault system) · Joints(tension joints, conjugate joints,en echelon joints) Folding (bending, buckling, flexural slip, flexural flow, passive folding, kinking)

1. 引言 2.地质信息科学含义与学科地位 3.地质信息科学的发生与发展 4.地质信息科学的理论体系与方法论体系 5. 地质信息科学的技术体系

hangingwall ramp A- Ramps and flats hangingwall B-Hangingwall ramp and footwall footwall ramp footwall ramp B C-? thrust sequence New thrusts develop in the footwall

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

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