2-1
Lesson 2
Part 2
STEREOGRAPHIC PLOTTING
2-2
Analysis of Structural Geology
Stereographic Projection
Orientations Expressed as Dip/Direction
No Size or Location Data
2-3
Projections of Linear/Planar Features
2-4
STUDENT EXERCISE 1A – STEREONET PLOTS
Objectives
Plot stereonets of dip and dip direction
measurements
Analyze stereoplots to show intersection
between planes
Demonstrate applications to stability
analysis
2-5
Stereographic Plot of Poles
2-6
Stereographic Contour Plot of Poles
2-7
Symbolic Pole Plot with Contour Overlay
2-9
Stereoplot of Plane Failure
2-11
Stereoplot of Wedge Failure
2-13
Stereoplot of Circular Failure
2-15
Stereoplot of Toppling Failure
2-17
LESSON 2 – GEOLOGICAL DATA COLLECTION and STEREOGRAPHIC PLOTTING
Learning Outcomes -
List important geological parameters of
discontinuities;
Plot and analyze structural orientation
(stereonet) data.