pandorausaing
|
|
|
|
Si buscas
hosting web,
dominios web,
correos empresariales o
crear páginas web gratis,
ingresa a
PaginaMX
Cheap Quinceanera Dresses Australia and waterproof clothing17 Mar 14 - 23:27 Golden cap and seatown Golden cap is the highest cliff on the south coast of england and easily reached from the small coastal hamlet of seatown, near chideock, dorset(On the bridport to lyme regis road).It has a yellow capping of weathered upper greensand(Albian cretaceous)Over lower jurassic liassic clays.It is interesting to note that originally it was more golden but there has been a major increase in vegetation growth in recent years.You can see this by comparing the top two photographs above.Thus, like many of the dorset chalk cliffs it is now much more vegetated than in the past.It is not known whether the vegetation increase is because of a reduction in the rate of coast erosion, or whether it is the result of global warming. "There is one other place in dorset where the earth's own past obtrudes itself, in a great view, upon one's thoughts about man's past and present.That is the summit of the highest cliff between the wash and land's end, golden cap.That glorious hill is known and loved by all dorset men.It stands up with a peculiar boldness:A piledup sloping mass, and then a bare stretch of yellow earth, crowned with a dark brown plateau.It can be seen from many a dorset height;From blackdown, from pilsdon, from hooke, even from great bulbarrow himself, thirty miles away:Always it is the same a straight flat line cutting the sky proudly, and a golden edge sloping steeply down.The ascent of golden cap is a noble walk from bridport or from lyme, or in the journey from one to the other:Though if you go the whole waynine miles or so you have to climb charmouth hill(500 feet), Stonebarrow Hill(500 feet), Golden Cap(619 feet), and Thorncombe Beacon(500 feet)And descend to sealevel between each.Moreover, the last hundred feet up the cap, whichever way you choose, is the worst stretch.It grows steepest there, and in summer the face of it is so slippery with desiccated grass, or so prickly with gorse, that the lost agility of eolithic man would be a boon today.Beware also of rabbit snareswire nooses strongly pegged into the ground.If you come from the east shun the lower undercliff, which looks less arduous at first;Here be http://www.8eze.com/wedding-party-dress/flower-girl-dresses.html quags and(In due season)Serpents, as well as primroses and blackthorn and violets and blackberries. When at last you come to the top, go across the plateau towards the southwest.Cast yourself down at the edge and dream.There are no historylessons here:Only a stillness, a poising of the soul, as of the body, over depths that bring the uttermost wonder of tranquillity.If you can bear it, look down: "The crows and choughs that wing the midway air Show scarce so gross as beetles. That on the unnumbered idle pebbles chafes, Or if it can be heard, on this cliff by comparison with which shakespeare's would be a paltry ledge, the sound is but the caress of a kindly mother visiting your sleep;A wistful charity in which any man might find peace.What is man in that superb isolation? It is always of longestablished peace, to me, that golden cap whispers.So high, so far, so lonely, you cannot be in the world.Why, the Where Do You Get Bridesmaid Dresses very gulls and daws that are floating below you are yet five hundred feet above land. The sea itself could not rage here:The huge arc of cliffs holds out arms to calm it.Portland is not rock now:It is but a grey shadow.West bay piers look the toys that in truth they are.And inland there is only a glowing ember of the earth's old fires:One of those flushing forests of the fire that hold shepherds and sheep and trees and all pastoral delights.The smooth roundness of langdon hill is red with heather and warm with golden gorse:The dark firs are unburnt coal:And there are(Or once there were)Shining flecks of cold ashwhite rabbits at large upon the green and purple:And dead gorse standing for calcined coal.Far off there brood two great beasts, the slow ruminant backs of the cow and her calf, as sailors used to name the shapes of pilsdon and lewsdon hills. But if you go westwards a little you come back to geology, and in its most romantic form.On golden cap you have for a moment been on chalk.Then a little way down you are on the middle lias, and then on the lower lias.You are in the land of dragons.And the cliffs and the shore are full of dead bodies:Fossils of all kinds. " To reach seatown take the main bridport lyme regis road, the a35, to chideock (Map reference sy 422928).This village has one main street and from this turn south(Seaward)Into duck street(The small turning has a small signpost and is just west of the centre of the village).There is a large sign stating that the road is unsuitable for coaches and this is obviously the case.If you are in a car or minibus continue into the narrow sea hill lane, which is mostly single track with passing places. Drive cautiously south for about one kilometre to the sea front at seatown(Map reference sy 420917).Here there is a is a small private car park for cars and minibuses.The car park charge seems to vary but may cost about?Or? .50 and a little more for minibuses.This car park may be open only to 8 pm.Across a small stream is the anchor inn, where food and drink may be obtained, and this has some car parking space for use of customers while visiting the inn.There is a shop associated with the caravan camp site a short distance up the road, and a small shop open near the beach may be open. The beach is privately owned but is open to the public.There is the restriction that no dogs are allowed on the beach.The beach is quiet and pleasant, composed of small fairly rounded chert and flint pebbles, and with impressive views.It is possible to walk along the beach eastward to eype, or westward to golden cap.There may be problems with falling cliffs or with tides and there needs to be attention to safety and risk matters(To be considered further below). The cliff retreats and thus the clifftop path to west has been diverted.It does not start at the anchor inn immediately above the cliffs.Instead proceed northward up the lane(Back in the direction of chideock)For a hundred metres or so, past vanessa house of orange sandstone, past seatown farm house and you will notice a small path on the left of the road.This heads through a barley field over some stiles and up the slopes of golden cap.It is a very nice and impressive walk. If the tide and seaconditions favourable it might be possible to walk westward along the beach from seatown to the cliffs of golden cap and then on to st.Gabriel's mouth.From there it may be feasible to ascend the cliff and return over the summit of golden cap.This is a very good walk but cannot always be recommended because there are certain hazards.It can be quite dangerous to proceed under the cliffs of golden cap at times, especially beneath the western buttress, a high vertical cliff of clay.In june 2004 had a"Sword of damocles"In the form of a large loose pillar of clay ready to fall.This is not a place at which to loiter and not a place for a large party.Beyond the cliff there is usually, but not necessarily always, access up to the cliff top at st.Gabriel's mouth.Here there is sometimes an easy ladder and steps, as shown above, but the clay is being eroded so in june 2004 they were at the brink and in part over fissures.Unfortunately, they may soon fall.There is no other easy access to the cliff top around here, although it might be possible to scramble over the clay up the stream valley, although this is not recommended.If access up is impossible here then it would be necessary either to return by the beach to seatown or to proceed on to charmouth, and that would entail a long walk back to seatown(Note that the car park usually closes at 8pm).Whatever you do, first check on the tides and weather and take great care to avoid dangerous parts of the cliffs.The conditions need to be assessed on the day, and alternatives borne in mind. It is important for the user of the coast to make their own assessment of the risks at the time.These can be very different according to weather conditions and tides.For some general information please see the safety webpage. The main danger to geological visitors here is of falls of hard mudstone, clay, shale or sandstone from the cliffs.The clay cliffs around here are prone to falls at any time, but particularly during or after very wet weather, after frost and also(And less expected)In hot dry summer weather when the clay is liable tos shrink(There was a major cliff fall in june 2004 as reported on television).The dryweather falls may not be large but are particularly dangerous because more people are likely to be on the beaches, and they may be less cautious in these conditions.Safety helmets should be worn and it is essential to look and see whether there is fresh fallen debris at the foot of the Australia cliffs.If there is keep well away and particularly avoid the places where there have been falls recently.The beach on either side of seatown is fairly wide and in normal sea conditions there is room enough to stay clear of the foot of the cliff. The eastern base of golden cap has landslides and mudslides at the base and is not vertical.The western side(Western buttress)Of golden cap is much more dangerous.There are vertical cliffs of unstable clay and a small beach.It is not a place to loiter. Beyond golden cap to st.Gabriel's mouth the beach is sufficiently wide to avoid the foot of the cliffs and they are sloping to some extent.Although the hazard is less here, falls can still occur, though, and dryweather falls are still a risk.The steps at st.Gabriel's water were threatened by coast erosion when seen in june 2004. The coastal cliff path west from seatown is not close to the edge in most place so that the risk of falling from the cliffs is not high.Only at the summit of golden cap is there a high viewpoint which gives a feeling of mountainlike exposure.Obviously strict control of children would be needed here.You are not advised to climb the cliffs as there can be danger both from falling and from debris that might fall on you or might be dislodged by you so as to fall on others. On the coast here as elsewhere there are risks from the sea, particularly in stormy conditions.Tides need to be checked if going to or past the foot of golden cap. When studying the beach or upper greensand exposures do not, under any circumstances, hammer flints or chert as such brittle silica produces dangerous splinters. Other less likely risks include those of adder bites.In winter field parties must be adequately dressed and should have warm Cheap Quinceanera Dresses Australia and waterproof clothing with them. The Green ammonite beds are lower Jurassic clays with ammonites and other marine fossils, and which reach a maximum of 34m on the coast.Lang, 1936 found that they are thickest, 34m at golden cap(Red band to base 17m and above red band 17m)But are only about half this, 15m, at stonebarrow, west of fairly dell(Red band to base 7m and above red band 8m).They are mostly lower pliensbachian in terms of stage and belong for the most part to the prodactylioceras davoei zone.The uppermost three metres though are in the upper pliensbachian and in the amaltheus margaritatus zone(See also the staithes webpage on strata of similar age).The upper boundary of the Green ammonites beds is marked by the siltstones of the three tiers.As shown in the photograph above, ammonites can be found in fallen material, with aragonitic shell material and in some cases with pyrite present.Androgynoceras lataecosta(J.De c.Sowerby)Is the"Green ammonite". The history of the green ammonite beds terminology and subdivision has been discussed by wilson et al. (1958).The term 'green ammonite beds' was first used by day(1863)For some 5.5m of clays which lie above the Belemnite Stone, and which contain limestone nodules enclosing ammonites, known as the 'green ammonites' because greenish calcite often fills the septal chambers.Woodward(1893)Later extended the term to cover all strata in the dorset lias lying between the belemnite stone and the massive calcareous sandstone bands known as the three tiers. The alternative name 'Wear Cliff Beds' was proposed byWoodwardand Ussher (1911). The first detailed subdivision was made by lang(1913), the beds being redescribed and consecutively numbered [12232] a year later(Lang 1914).Finally in 1936 the whole division was thoroughly investigated by lang and others(Lang, 1936)And was found to correspond to the davoei zone, with the basal part of the margaritatus zone at the top [1312]. We can consider the lithology of the green ammonite beds in more detail.They mainly of rather blocky or massive clays, not cyclical shales, and with irregular carbonates(Both limestone and siderite)Present at three main horizons.Towards the top the beds become increasingly sandy until the uppermost 5.5m consist of sandy loam.The limestones are known respectively as the lower limestone, the red band and the upper limestone, and of these the most important is the red band, since it forms a conspicuous datum line.This presumably sideritic bed consists of a more or less continuous carbonate about 0.3m thick situated near the middle of the Green Ammonite Beds;Its top and bottom weather a reddish colour but the centre is grey, so that it usually appears as two thin red carbonates separated by shale.The lower limestone, lying about midway between the red band and the belemnite stone, is a discontinuous band of small, hard limestone nodules.The upper limestone occurs about midway between the red band and the lowest of the three tiers;It is composed of two beds of shaly limestone separated by about a metre of bluegrey clay. Wilson et al. (1958)Were concerned with the problem of fixing the base of the middle lias, particularly for mapping purposes.The green ammonite beds as defined above are mostly lower lias, but they include at the top part of the middle lias which has the ammonite genus amaltheus.It was originally thought that amaltheus did not range beneath the three tiers, but the discovery on the coast of a.Stokesi in the 3.4m of loams underlying the Three Tiers(Lang, 1936)Made it necessary to place the boundary between the lower and middle lias below this horizon.On the coast lang was drew this boundary above beds containing oistoceras and below those containing amaltheus.As wilson et al. (1958)Noted however, inland oistoceras and amaltheus have been found to occur side by side.A further difficulty is the fact that the three tiers are not recognizable inland.Traced northward sandy facies appear to be developed at lower stratigraphical levels in the green ammonite beds, and wilson et al. (1958)Found it to be almost impossible inland to draw a line to define the top of the green ammonite beds.
|
|
Tu Sitio Web Gratis © 2024 pandorausaing155352 |
Add a comment