One of the most well-known quarries where red "marble" has been exploited is Carrière Beauchâteau in Senzeille at 13 km of La Calestienne. It's now a protected site where you still can see how this stone was extracted. ###>La Carrière Beauchâteau à Senzeille à 13 km, est un des sites les plus connus où on a extrait le marbre rouge.