Gres Rose Champenay Sandstone Facade

The Grès Quartzite de Champenay is the toughest of Gres des Vosges,
It is the only one who can polish,stoneware is a siliceous cement.
It appears at the end of the primary era, 250 million years ago. It comes from the dunes eolianas Permien.
At this time, the weather is particularly arid in Alsace.
Among the reliefs, large spaces windy develop.
Joined pieces form dunes.
The sands free iron in certain minerals.
The contact with oxygen, gives the red color on the rock.
Later, discolored by water circulation, the red sandstone may have a mottled appearance giving a white vein type "marble"
Grès Quartzite de Champenay (246 cycles performed tests) is not ice, has a very strong resistance to compression, shock, absorption and punzonzazos. It is the only Vosges Grès Quartzite de Champenay that can be polished.
It is particularly adapted for the realization of decorative flooring so as to form as tiled floors where their original color marble type also permits vertical coating