INTRODUCTION TO STEREOGRAPHIC PROJECTIONS Basic principles Basic procedures Exercise in class

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

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

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

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

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

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

1 “管理运筹学”软件的操作方法 2 “管理运筹学”软件的输出信息分析

1矿物的光学性质 矿物的光学性质: 矿物对可见光的反射、折射、 吸收等所表现出来的各种性质