Earth Sculpture; Or, The Origin of Land-forms |
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Page viii
... Joints in Rocks and the part they play in determining Surface- features Texture and Mineralogical composition of Rocks in rela- tion to Weathering - Forms assumed by various Rocks . PAGE 92 128 150 173 • 195 CHAPTER X LAND - FORMS ...
... Joints in Rocks and the part they play in determining Surface- features Texture and Mineralogical composition of Rocks in rela- tion to Weathering - Forms assumed by various Rocks . PAGE 92 128 150 173 • 195 CHAPTER X LAND - FORMS ...
Page xiii
... Joints in Granite , Glen Eunach , Cairngorm ( from a photograph by W. E. Carnegie Dickson ) Plate II . Weathering of Joints in Granite , Cairngorm Mountains ( from a photograph by W. E. Carnegie Dickson ) to face 200 to face 202 EARTH ...
... Joints in Granite , Glen Eunach , Cairngorm ( from a photograph by W. E. Carnegie Dickson ) Plate II . Weathering of Joints in Granite , Cairngorm Mountains ( from a photograph by W. E. Carnegie Dickson ) to face 200 to face 202 EARTH ...
Page 20
... Igneous rocks and schists are traversed by cracks and fissures which usually ramify irregularly in all directions . In many bedded igneous rocks ( lavas ) , however , these cracks , or “ joints , " 20 EARTH SCULPTURE.
... Igneous rocks and schists are traversed by cracks and fissures which usually ramify irregularly in all directions . In many bedded igneous rocks ( lavas ) , however , these cracks , or “ joints , " 20 EARTH SCULPTURE.
Page 21
James Geikie. however , these cracks , or “ joints , " as they are termed , are somewhat more regular , being , as a rule , disposed at approximately right angles to the planes of bed- ding . In certain fine - grained rocks , such as ...
James Geikie. however , these cracks , or “ joints , " as they are termed , are somewhat more regular , being , as a rule , disposed at approximately right angles to the planes of bed- ding . In certain fine - grained rocks , such as ...
Page 22
... joints which cut across the strata in directions more or less perpendicular to the bedding . More irregular usually are the joints which intersect hard slates and quartz- rock , these being divided generally much in the same way as ...
... joints which cut across the strata in directions more or less perpendicular to the bedding . More irregular usually are the joints which intersect hard slates and quartz- rock , these being divided generally much in the same way as ...
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Common terms and phrases
accumulation Alpine Alps anticlines basalt base-level basins become beds boulder-clay Carboniferous character cirques cliffs coast-lines coasts configuration Cretaceous crust crustal movements crystalline débris denudation deposits depressions depth detritus direction dislocations drainage elevation epigene epigene action epigene agents eroded escarpments feet fiords flow fluvio-glacial fluvio-glacial deposits folds gently geological structure glacial action glacial erosion glaciers gradually ground-moraines hills hollows horizontal strata ice-flow ice-sheet igneous rocks inclined indented infrequently irregular islands joints kind laccoliths lakes land land-forms land-surface lava less limestone low grounds materials mer de glace modified moraines mountain-chain mountain-valleys mountains névé normal faults Old Red Sandstone outcrops owe their origin plain of erosion plateau regions relatively result ridges rock-basins rock-masses sand Sandstone schistose schists Section sediment slopes Southern Uplands strata streams and rivers superficial surface surface-features synclinal tectonic tend thickness tion tracts traversed underground undulating usually valleys vertical volcanic wind