X CONTENTS. 



PAGE 



Joint-lines in abandoned quarrys, 20; Joints, barony of 

 Burren, County Clare, 21 ; Wide and close jointing, 23 ; 

 Formation of faults, 24; Faults made artificially, 25 ; Slides 

 or heaves, cross-courses or lodes, 26 ; Lode, Glandore, County 

 Cork, 27 ; Sterry Hunt's endogenous veins, 28 ; Faults at 

 Mentreniat, 29. 



CHAPTER III. 



FAULTS . .-.,.... 31 



To what they are due, 31 ; Caudelaria lode, Chili, 31 ; Con- 

 traction in rock masses, 32 ; Unequal shrinkage in the rocks 

 of Cornwall and Devon, 32 ; Faults in the older rocks, 33 ; 

 in newer rocks, 33 ; Simple and compound faults, 33 ; Step 

 faults, 34; Clifden, 34; Open fissures forming caves, 36; 

 Landslips, 36; Slip, Axmouth, Dorsetshire, 36; Slips, 

 Ulster, 37; Slips, Mount Sirban, India, 38; Slip, Pulleen 

 Harbour, County Cork, 39. 



CHAPTER IT. 



THE DENUDANTS, OR CARVERS OP THE EARTH'S SURFACE SEA 



ACTION ....... 40 



The denudants, 40 ; Their work, 40 ; Sea action on the west 

 coast of Ireland, 42 ; On Arran and the coast of Clare, 43 ; 

 Connection between sea and inland cliffs, 44 ; Formation 

 of sea-cliffs, 45; Steps in connection with sea-cliffs, 48 ; 

 Formation of the " block beach," 49 ; Cliffs of Inishmaan, 50 ; 

 Marl cliffs in S.E. Ireland, 51 ; Slips in railway cuttings, 52 ; 

 Gravel and sand cliffs, 52 ; Meteoric abrasion in the vicinity 

 of the sea, 53 ; Dip of strata and marine action, 55 ; Escarp- 

 ments, both marine and meteoric, 55 ; The sea in dykes of 

 fault rock, 57 ; The sea produces cold and hot currents of 

 air, 58. 



CHAPTER V. 



THE DENUDANTS or THE EARTH'S SURFACE ICE ACTION . . 59 



Work of glaciers and rivers, 59 ; Physically hard and soft 

 rocks, 60 ; Ice a mechanical worker, 60 ; Glacial- work less 



