puits (1) végétation (1) minéral (1) mine (1) chaux (1) lignite (1) abords (agglomération) (1) Area (1) Exinite (1) Area (1) Water (1) Volcanic ash, tuff, etc (1) Values (1) Quartz (1) Plants (1) Marl (1) Lime (1) Lignite (1) Clay minerals (1) Calcite (1) Anhydrite (1) Areas (1) paléoenvironnement (1) sol (1) plancher (1) jatte (1)