Minerals from Île-de-France, i.e. the departments of Paris (75), Seine-et-Marne (77), Yvelines (78), Essonne (91), Hauts-de-Seine (92), Seine-Saint-Denis (93), Val-de-Marne (94) and Val-d’Oise (95). A selection of mineral species in crystals from deposits in the Paris region, an overview of Parisian mineralogy.