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Undeformed and deformed ooids. T&M: Fig. 12.6. Folds and Boudinage wrt. Strain orientation. T&M: Fig. 12.7. Pure Shear. Simple Shear. Progressive Deformation. T&M: Fig. 12.14/.15. Progressive Shear through two generations: described here as finite and infinitesimal. T&M: Fig. 12.16.

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## Undeformed and deformed ooids

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**Undeformed and deformed ooids**T&M: Fig. 12.6**Folds and Boudinage wrt. Strain orientation**T&M: Fig. 12.7**Pure Shear**Simple Shear Progressive Deformation T&M: Fig. 12.14/.15**Progressive Shear through two generations:described here as**finite and infinitesimal T&M: Fig. 12.16**Lengthening then compression**Horizontal lengthening (boudinage) while vertical shortening (folds) Progressive deformation: Material lines T&M: Fig. 12.17E, 12.18D**k = (a-1)/(b-1)**Flinn Diagram T&M: Fig. 12.21**Natural Fold**Kinematic Fold Models B. Orthogonal Flexure C. Flexural Shear D. Volume loss flexure E. Complex compaction then (D). Strain analysis withinfolds T&M: Fig. 15.5**s1 bisects acute angle**s3 bisects obtuse angle Conjugate shear zones T&M: Fig. 15.11**Tangent lineation diagram**T&M: Fig. 15.12**Tangent lineation diagram**T&M: Fig. 15.13**Discrete shear zone**T&M: Fig. 15.15**Discrete shear and volume loss**T&M: Fig. 15.16

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