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VERNON GIVERNY ... PASSIONATELY
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Writing about stone may seem a forbidding topic that would not deserve a whole Web page. And yet, for an
entire week-end every other year, stone is the centre of interest of many
inhabitants of Vernon and of numerous visitors during the "Journées
de la Pierre" (Stone Days), the last of which took place on May 21st
and 22nd, 2005. The theme was : Gothic art" and about thirty carvers
and sculptors, from France and Germany, worked in front of the public
to execute a carving having to do with the theme of the year. Is it necessary to say that the material they had to use was stone from Vernon, the Vernon stone from the local quarries?
Vernon stone, widely used in historic buildings not only in the region but also farther away, moreover a stone of high reputation. Architects have known and used Vernon stone for a very long time. Viollet le Duc (the French 19th c.architect of Gothic style) in his Dictionnaire Raisonné de l'Architecture Française du XIe au XVIe siècle (Reasoned Dictionary of Architecture from the 11th to the 16th century) wrote:
And the author went on: As a matter of fact, Vernon stone began to be worked at the time of William
the Conqueror for the building of Our Lady Collegiate church.. Geological summary The hills around Vernon are
located in layers belonging to that part of the Mesozoic period called
'Cretaceous'.
Specialists distinguish three periods - and consequently three main layers of stone that they call Cenomanian, at the bottom, Turonian above and Senonian at the top. In the latter layer, the stone , which is usually very soft, can contain harder levels known here as Caumont stone and Vernon stone. Usually easy to carve, in spite of the presence of flint nodules, this thin grain chalk is characterised by its whiteness: indeed it is almost composed of practically pure lime carbonate ; i.e. it has very low clay content. Because of erosion combined with the ground slowly rising in the western part of the Paris basin, some chalk levels are more or less raised: for instance at Caumont (near Rouen) the stone beds are 10m above the Seine level but they are much higher in Vernon.
The reason for this is the presence of a fault running along the foot of the hills of the left bank, which has caused them to collapse, the result being that, at equal altitude, there is Senonian chalk on one side of the Seine valley and tertiary grounds on the other one. Uses of Vernon stone This stone, for a long time considered as more prestigious than others, was used in Normandy for the delicate parts of monuments - in particular carved parts and other frail ornaments - while builders used to take Caumont stone (or any other local stone) that was more common and cheaper, for the main parts, as was the case for Rouen cathedral and many Norman Abbeys. Thus, dealing with the Lady Chapel in Rouen cathedral, A Meyer (Histoire de Vernon) writes about the pinnacles made of Vernon stone that "they are so slender that they look like silver and gold ornaments and seem to have been made with metal, not stone." Here we can
list Evreux cathedral, the churches in Les Andelys, Ecouis ( and its
magnificent statues), Louviers, Le Neubourg, Pont-de-l'Arche, Vernon,
the château of Gaillon , that of de Vernon and Bonport Abbey.
In the 20th century, with the growing use of new building materials such as concrete, Vernon stone fell into disuse, especially when the town was re-built after World War II. However a firm goes on working this stone for the restoration of historic buildings and also for a small private local market.
The 1678 survey A document dated 1678 enables us to know better how our stone was used in past centuries. At the height of the construction of Versailles palace, architects and quarry masters were sent by Colbert (the Minister in charge of the King's buildings) to examine the existing quarries and monuments within a radius of 100 kilometres around Versailles so as to try and discover new stone resources that could be used to build the palace. The inspectors
arrived in Vernon on August 25th, 1678.
Then the inspectors crossed the Seine to the right bank. "We
went to Vernonnet which lies at the other end of the bridge [...] We
saw a quarry named la Carrière du Bassin but it is not worked
[…] From there, we went to the top of the Hill (la Montagne) in
a quarry near the Hermitage called the Large Yard where Nicolas le Cœur
works. Its opening is estimated to be 180 ft above the river level.
The sound bed is on the ground of the quarry and is 3 feet thick. It
is quite white, with fine grain and seems to contain fewer flint stones
than the stones that we saw at Port Villez. The samples are marked &&.
At the far end of the quarry, we saw a stone already hewn out of the
same bed , it was 15 feet long and 9 wide; the sample is marked &
~ B."
The conclusion
is far from positive: The architects then went to Gaillon where they visited the Chateau, almost entirely built with Vernon stone. But if some parts were "quite damaged in several places […] considerably worn and eaten away" in other places the stones are "covered with very delicate ornaments in a perfect state of preservation."
"We also visited Bonport Abbey, about a quarter of a league away from Pont de l'Arche. We noticed that the lower part of second gate of the yard is made of Vernon stone while the upper part is make of Saint-Leu stone which remains well preserved. The whole church is made of Vernon stone as well as the old constructions of the monastery: several are in ruins and we noticed that stones are mingled , so that some of them are fine and in good condition, and others are cracked, chipped and decayed."
Qualities of stone What to conclude from all this? The same and unique name 'Vernon stone' hides several qualities of stone, that are different either from one quarry to the next or even inside the same quarry, in which different beds - even from the same geological period - can yield very different stone. Most of the
Vernon quarries comprise four layers or beds between the quarry ceiling
and the ground.
The third bed
is called 'petite hauteur'. It is separated from the upper one by a
line of flint stone . Its grain is more even and it is slightly not
so hard as 'gros lien', so that it can be used for very elaborately
carved parts. The quarries at the
beginning of the 20th century [15, 16] and at the end [17, 18]
The quarries during World War II During the last
World War, Vernon, like many other cities, underwent a number of air
raids. In June 1940, the Luftwaffe destroyed the town centre, then in
1944, in connexion with the landings in Normandy, the Allied air forces
destroyed the bridges over the Seine, and in so doing severely hit the
areas located near the river. But it is really from May 1944 onward, after the first raids at the end of April, that the quarries were to shelter people for four long months. Two thirds of population of the suburb of Vernonnet found refuge in a dozen quarries. There was plenty of room there since a quarry like the one called Mont Roberge has an area of about ten hectares (~20 acres) with a network of 6 - 8 metre high galleries supported by more than 80 6*6m pillars. Georges Séhet
(. in Vernon est libérée, Vernon, 1940 1944, pages 26
27) describes life there : But in spite
of everything, life gradually resumed as (almost) normal with business
activities and with its miseries but also its joys. Another quarry, that of Mortagne, has played a military part since 1939.
After being
used as a depot by the French army, it was taken over by the Germans
in 1943 and in 1944 they began converting the inside in order to shelter
Rommel's headquarters, as the site at La Roche-Guyon (less than 10 km
away) was thought not to be safe enough. On May 22nd, 1944, Rommel himself
came to see how work was progressing. Bought by the
State in 1947, the quarry now houses soldiers: This large underground
network shelters a powerful radio broadcasting station. The main mission
of the 8th Transmission Regiment is to ensure radio connexion between
the ministries of Defence and of Foreign Affairs and all the French
embassies and consulates in the world.
Stone Carving Days Vernon stone,
a natural treasure to be preserved and a reputation to be developed.
While the artists were working, the visitors could attend various events - a guided visit of a quarry, a lecture and an exhibition about the geology of the area, a visit of Our Lady Collegiate church centred on Romanesque and Gothic architecture, photos about Gothic art, etc, not to mention educational workshops for children.
Make a note of May 2009. If you are in Vernon, you are expected here and we would be happy to welcome you.
Special
thanks to Mr Baboux
from the Cercle d'Etudes Vernonnais (the local historical society) whose
help made it possible to complete the page. Monsieur Baboux : 7, 9, 10, 14, 19
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