Structural Geology 1. (Folds, Faults and Joints) Lecture # 5 Department of Civil Engineering Swedish College of Engineering and Technology-Wah Cantt. ... – A free PowerPoint PPT … This is because most of the time what we see in our surroundings are described in two ways: how ordinary people perceive them and … Strata on one side of the joint Fig. See our User Agreement and Privacy Policy. association with faults or folds. Anticline: Upfolds or arches. Folds, faults and joints are the main types of structural deformation in the Earth’s crustal rocks. Folds and faults obviously have much to do with the selection of dam sites and even such seemingly unimportant matters as the spacing of joints may have vital bearing on uplifting pressure and safety of dams. Accessing this course requires a login, please enter your credentials below! Introduction • Structural geology is the study of factors such as origin, occurrence, classification, type and effects of various secondary structures like folds, faults, joints, rock cleavage and are different from those primary structures such as bedding and vesicular structure, which develop in rocks at the time of their formation. 3 INTRODUCTION Structural analysis proceeds through three linear stages: 1) description of the structural geometry of a deformed field area (bedding attitudes, planar fabrics, linear fabrics, folds, faults, joints, etc. FOLDS-FAULTS-AND-JOINTS (1).pptx - Free download as Powerpoint Presentation (.ppt / .pptx), PDF File (.pdf), Text File (.txt) or view presentation slides online. 11.15. Stike-slip faults are vertical (or nearly vertical) fractures where Joint and faults are often caused by different forces. A Funny Thing Happened on the Way to School... MONEY Master the Game: 7 Simple Steps to Financial Freedom, The Achievement Habit: Stop Wishing, Start Doing, and Take Command of Your Life, Shoe Dog: A Memoir by the Creator of Nike, Leadership Strategy and Tactics: Field Manual, 0% found this document useful, Mark this document as useful, 0% found this document not useful, Mark this document as not useful, Save FOLDS-FAULTS-AND-JOINTS (1).pptx For Later. Lecture introduction to joints and faults… Looks like you’ve clipped this slide to already. With joints, there is no significant movement-related displacement between the two sides of rock, whereas faults are characterized by movement of the two sides of the rock relative to one another. Of these, folds often create the most spectacular geological scenes. We use your LinkedIn profile and activity data to personalize ads and to show you more relevant ads. Fold Systems. Reconstruction of the motions of rocks Rich Dad Poor Dad: What The Rich Teach Their Kids About Money - That the Poor and Middle Class Do Not! (Fig. Now customize the name of a clipboard to store your clips. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Classification 4. Petroleum exploration has historically been associated with Duration: 2:08. PPTX, PDF, TXT or read online from Scribd, Rich Dad's Cashflow Quadrant: Guide to Financial Freedom. 11. Meaning of Folds: Ductile deformation of a layered rock forms bends or warps called folds. ADVERTISEMENTS: After reading this article you will learn about:- 1. How do you precisely, quantitatively describe the orientation of faults ... SCARP. Gushed and also reveal differences in the joint systems at limb and hinge positions on large folds or different distances from large faults. Description, representation, and analysis of structures from the small to moderate scale 3. Joints and faults divide the rocks into blocks whose size and shape must be taken into consideration for engineering, quarrying, mining, and geomorphology. Stratified rocks were formed from sediments deposited in flat horizontal sheets, but in some places the strata have been warped. Geology - Geology - Structural geology: Structural geology deals with the geometric relationships of rocks and geologic features in general. View 2 FAULTS AND JOINTS.ppt from AA 1Winter 2015 Fault And Joints - their classification Winter 2015 FAULTS The line along which rocks break and move Winter 2015 Faults … A joint is a break (fracture) of natural origin in the continuity of either a layer or body of rock that lacks any visible or measurable movement parallel to the surface (plane) of the fracture ("Mode 1" Fracture). Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Fig. 7.29). A fault line is the trace of a fault, or the line of intersection between the fault line and the earth's surface. Fractures and joints create a variety of pathways for water to flow through, which weaken the rock and facilitate chemical, biological, and mechanical weathering processes. Structural Geology 2. Structural Geology Structural Geology • Introduction, Causes of Development of Structures, Structural Elements - Folds, Faults, Joints, Unconformity, Dip, Strike, Outcrop Patterns, Outliers and Inliers. Figure 10.20: A joint is a crack in a rock along which no appreciable movement has occurred. Although they can occur singly, they most frequently occur as joint sets and systems. Scribd es red social de lectura y publicación más importante del mundo. Parts of a Fold 3. Faults, Folds and Earthquakes Powerpoint for Educators - Download at www. You can change your ad preferences anytime. In these areas, joints can also be distinguished into dip joints, strike joints and diagonal joints. 11.14. Lithology Stronger, more brittle rocks have more closely spaced joints than weaker rocks. (Fig. See our Privacy Policy and User Agreement for details. In igneous and metamorphic rocks, the joints may be classified on the basis of their geometric relations with planar structures of those rocks such as lineation or cleavage etc. Larger faults are mostly from action occuring in earth's plates. No public clipboards found for this slide. Movement of plates within the Earth's crust results in folding or breaking. Joints are also fractures, but which do not show clear movement of blocks across them. When a layered rock folds, it crinkles similar to bunched […] Faults Brittle Material Behavior Faults - General Normal Faults and Extensional Tectonics Thrust Tectonics Strike-slip Faults (PDF 1 - 5.2 MB) (PDF 2 - 7.0 MB) () 3 Ductile Deformation, Folds, and Fabrics Folds Fabrics and () Types of folds. Folds. A geometric feature in rock whose shape, form, and distribution can be described. Fold and faults 1. ( Remember: Faults are also fractures but WITH movement across the fractures) Different types of faults imply different directions of shortening and lengthening and can be … science powerpoint .com Ryan Murphy Loading... Unsubscribe from Ryan Murphy? Fold, in geology, undulation in stratified rocks. If you continue browsing the site, you agree to the use of cookies on this website. Clipping is a handy way to collect important slides you want to go back to later. Lecture 10 - CRUSTAL DEFORMATIONS.ppt - LECTURE 10 Crustal deformations TOPICS \u2022 Rock deformation \u2022 Fracture and Faults \u2022 Mountain building \u2022 Lecture 11 : Crustal Deformations Lecture 11 : Crustal Deformations Fulvio Franchi, PhD 11. 7.29). Form, arrangement and internal architecture of rocks 2. The scope of structural geology is vast, ranging in size from submicroscopic lattice defects in crystals to mountain belts and plate boundaries. If you continue browsing the site, you agree to the use of cookies on this website. Joints vs Faults Geology is a very fascinating subject to study, but the thing is, it has many terms that are really confusing and oftentimes difficult to understand. Structural Geology: Deformation and Mountain Building * Figure 10.11a: Fault terminology. Meaning of Folds 2. 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