 The composition of soil in the Languedoc varies from the chalk , limestone and gravel based soils inland to more alluvial soils near the coast . Some of the more highly rated vineyards are laid on top of ancient riverbed stones similar to those of Châteauneuf @-@ du @-@ Pape . 
 The composition of soil in the Languedoc <a href='uninflect' title='1'><mark>varies</mark></a> from the chalk , limestone and gravel based soils inland to more alluvial soils near the coast . Some of the more highly rated vineyards are laid on top of ancient riverbed stones similar to those of Châteauneuf @-@ du @-@ Pape . 
The composition of soil in the Languedoc vary from da chalk , limestone and gravel based soils inland to more alluvial soils near the coast . Some of tdamore highly rated vineyards are laid on top of ancient riverbed stones similar to those of Châteauneuf @-@ du @-@ Pape .