| Description |
[x], 168 pages : illustrations, maps ; 25 cm |
| Contents |
Chapter 1 Strata -- the ground rules 1 -- Chapter 2 Horizontal strata 4 -- Contours 6 -- Horizontal and vertical strata in the landscape 7 -- Geological maps 7 -- Chapter 3 Dipping strata 13 -- Structure contours (strike lines) 13 -- Construction of structure contours 14 -- True and apparent dip 17 -- Calculation of the thickness of a bed 18 -- Width of outcrop 18 -- Inliers and outliers 19 -- Exercises using geological survey maps 22 -- Chapter 4 Three-point problems 23 -- Construction of structure contours 23 -- Depth in boreholes 23 -- Insertion of outcrops 23 -- Chapter 5 Unconformities 28 -- Overstep 30 -- Overlap 30 -- Sub-unconformity outcrops 33 -- Exercises using geological survey maps 34 -- Chapter 6 Folding 35 -- Anticlines and synclines 36 -- Asymmetrical folds 38 -- Way-up criteria 43 -- Similar and concentric folding 45 -- Two possible directions of strike 47 -- Exercise on published geological survey map 51 -- Chapter 7 Map solution without structure contours 1 52 -- Chapter 8 Faults 60 -- Normal and reversed faults 60 -- The effects of faulting on outcrops 62 -- Classification of faults 62 -- Calculation of the throw of a fault 65 -- Faults and economic calculations 65 -- Wrench or tear faults 69 -- Pre- and post-unconformity faulting 69 -- Structural inliers and outliers 71 -- Posthumous faulting 71 -- Isopachytes 71 -- "Exercises on published geological survey maps 74 -- Chapter 9 Map solution without structure contours 2 75 -- Chapter 10 More folds and faulted folds 85 -- Plunging folds 85 -- Calculation of the amount of plunge 86 -- The effects of faulting on fold structures 86 -- Displacement of folds by strike-slip (wrench) faults 89 -- Calculation of strike-slip displacement 90 -- Faults parallel to the limbs of a fold 90 -- Sub-surface structures 90 -- Posthumous folding 90 -- Polyphase folding 91 -- Bed isopachytes 91 -- Exercises on geological survey maps 95 -- Chapter 11 Igneous and impact features 98 -- Lava flows 98 -- Pyroclastic rocks 102 -- Concordant intrusions 103 -- Discordant intrusions 107 -- Impact features 113 -- Exercise on geological survey map 113 -- Chapter 12 Economic problems 121 -- Chapter 13 Complex structures 134 -- Nappes 134 -- Thrust faults 136 -- Axial plane cleavage 136 -- Description of a geological map 137 -- The geological history of Map 45 137 -- Exercise on geological survey map 138 |
| Notes |
Previous ed.: London: Arnold, 2003 |
|
Includes index |
| Subject |
Geology, Structural.
|
|
Geological mapping.
|
| Author |
Olver, Paul A.
|
|
Moseley, K. A. (Keith Anthony), 1956-
|
| LC no. |
2011456159 |
| ISBN |
9781444112122 (paperback) |
|
1444112120 (paperback) |
|
