Human Geography

Download An Introduction to Geological Structures and Maps by G. M. Bennison (auth.) PDF

By G. M. Bennison (auth.)

Show description

Read Online or Download An Introduction to Geological Structures and Maps PDF

Similar human geography books

Tourism in the Caribbean: Trends, Development, Prospects

The Caribbean is among the leading vacationer locations on this planet. adjustments in go back and forth styles, markets and vacationer motivations have caused massive progress and dramatic switch to the region's tourism quarter. This ebook brings jointly a excessive calibre workforce of overseas researchers to supply an up to date review of the scope of tourism and the character of tourism improvement within the Caribbean.

Russian-Muslim Confrontation in the Caucasus: Alternative Visions of the Conflict between Imam Shamil and the Russians, 1830-1859

This ebook offers remarkable texts - The Shining of Swords via Al-Qarakhi and a brand new translation for a modern readership of Leo Tolstoy's Hadji Murat - illuminating the mountain warfare among the Muslim peoples of the Caucasus and the imperial Russian military from 1830 to 1859. The authors supply an entire statement at the quite a few highbrow and non secular contexts that formed the 2 texts and clarify the historic value of the Russian-Muslim disagreement.

Darwin and archaeology: a handbook of key concepts

The final many years of the 20 th century witnessed strongly transforming into curiosity in evolutionary techniques to the human earlier. Even now, even though, there's little genuine contract on what evolutionary archaeology is all approximately. a tremendous drawback is the inability of consensus on how to find the fundamental ideas of Darwinian idea in ways in which are surely proper to the archaeological sciences.

Islam and the Divine Comedy

A research of the effect of Islam on Dante's "Divine Comedy".

Extra info for An Introduction to Geological Structures and Maps

Sample text

I • ••• '--? WAN T HEAVE Fig. 22 Section through strata displaced by a normal fault (after erosion has produced a near-level ground surface) . Fig. 23 Section through strata displaced by a reversed fault. 27 On some geological maps, such as those produced in Canada and the United States, the direction of dip of fault planes is shown . The angle of dip of the fault plane may be given in the map description. British Geological Survey maps show the direction of the throw of faults by means of a tick on the downthrow side of the fault outcrop (see also Map 13).

Figure 29 is an example of a strike-slip fault. It is, however, also a dip fault. To return to normal dip-slip faults, sequences of outcrops encountered on a traverse may be partly repeated or may be partly suppressed. Where the fault plane is parallel to the strike of the beds we see either repetition of outcrops (Fig. 26a) where the succession of beds at the surface reads A, B, C, A, B, C or the suppression of outcrops (Fig . 26b) where the succession of beds at the surface reads A, B, C, E, F, G.

Strata are displaced by a considerable number of faults and they display many important characters of faulting. Note that faults may die out laterally, examples can be seen at F1 and F2 . Of course, all faults die out eventually, unless cut off by another fault, as at C, though major faults may extend for tens or even hundreds of kilometres. Note also that a fault may curve, for example at G. This is not mere curvature of the outcrop of the fault plane due to the effects of topography on a sloping fault plane (see Map 14).

Download PDF sample

Rated 4.71 of 5 – based on 3 votes