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4.1 Preliminary concepts
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Introduction to Energy Geomechanics
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3.9 Further reading and
Contents
4
. Rock Yield and Failure
Subsections
4
.
1
Preliminary concepts
4
.
1
.
1
Microstructure of geologic materials
4
.
1
.
2
Length scales v.s. process zone size
4
.
1
.
3
Overview of types of rock failure
4
.
2
Tensile failure
4
.
2
.
1
Direct tension
4
.
2
.
2
The Brazilian test
4
.
3
Shear failure
4
.
3
.
1
Frictional Strength
4
.
3
.
2
Unconfined compression strength
4
.
3
.
3
Confined strength: the triaxial test
4
.
3
.
4
Triaxial tests of fluid saturated rocks and sediments
4
.
4
Compression failure: Pore collapse
4
.
5
Yield/failure locus
4
.
6
Strength anisotropy
4
.
7
Deformation beyond the elastic limit
4
.
8
Rock damage and failure revisited
4
.
9
Problems
4
.
10
Further reading and references
