Aachen Formation
Aachen Member
Aalbeke Member
Aalburg Formation
Aalter Formation
Aalterbrugge Member
Abbaye de Villers Formation
Achterbos Member
Acoz Formation
Adegem Formation
Aisemont Formation
Alden Biesen Member
Altena Group
Anchamps Formation
Andenne Formation
Anhée Formation
Antoing Formation
Antwerpen Member
Ardennes Formation
Arenberg Formation
Argiles de Levallois Member
Arlon Formation
Arquennes Formation
As Member
Asdonk Member
Asse Member
Attert Formation
Aubange Formation
Aye Formation
Bande Member
Barvaux Formation
Basècle Formation
Basse-aux-Canes Formation
Bassevelde Member
Baudour Clays Formation
Bayard Formation
Beernem Member
Beerse Member
Beerzel Member
Belgian Coal Measures Group
Belle Roche Breccia unit
Bellegem Formation
Bellevaux Formation
Belsele-Waas Member
Benzenrade Member
Berchem Formation
Berg Member
Berneau Formation
Bernissart Calcirudites Formation
Bertraimont Formation
Beusdal Member
Beutenaken Member
Beverire Formation
Bierbeek Member
Bihain Formation
Bilzen Formation
Blanmont Formation
Blaton Formation
Bocholt Member
Boeretang Member
Bois d’Ausse Formation
Bois de Bordeaux Formation
Bois-et-Borsu Member
Bois-Grand-Père Formation
Bois-la-Haut Member
Bolderberg Formation
Boncelles Formation
Bonne River Formation
Booischot Formation
Boom Formation
Borgloon Formation
Bornival Formation
Borsbeek Member
Bosbeek facies
Bosscheveld Formation
Boutersem Member
Bovesse Formation
Brabant Member
Braquegnies Formation
Brasschaat Member
Bree Member
Broechem Bed
Brunssum Member
Brussels Formation
Brutia Formation
Bruyelle Member
Buisputten Member
Bullen Member
Buntsandstein Formation
Burnot Formation
Calais Member
Cambron Formation
Carboniferous Limestone Group
Catillon Formation
Chalk group
Charleroi Formation
Châtelet Formation
Chercq Member
Chevlipont Formation
Chevratte Member
Chokier Formation
Chooz Formation
Cimetière de Grand-Manil Formation
Ciney Formation
Ciply Formation
Ciply-Malogne Phosphatic Chalk Formation
clayey-top facies
Colibeau Formation
Comblain-au-Pont Formation
Comblain-la-Tour Formation
Condroz Group
Corroy Formation
Cottessen Member
Couvin Formation
Criptia Group
Dave Formation
De Haan Member
De Panne Member
Deerlijk Formation
Dendermonde Member
Dendre Group
Dessel Member
Deurne Member
Deville Group
Diest Formation
Dilsen Member
Dolhain Formation
Donk Member
Dormaal Member
Dorne Formation
Dunkerque Member
Eau Noire Formation
Ecacheries Formation
Ecaussine Formation
Edegem Member
Eeklo Formation
Egem Member
Egemkapel Member
Eigenbilzen Formation
Eikenberg Member
Eisden Member
Eisden Member-Q
Eke Member
Emael Member
Engihoul Formation
Erquelines Member
Esneux Formation
Ethe Formation
Etroeungt Formation
Evieux Formation
Fallais Formation
Famenne Group
Fauquez Formation
Fépin Formation
Flemish Hills Formation
Flénu Formation
Florenville Member
Floriffoux Member
Folx-les-Caves Member
Fooz Formation
Fosses Formation
Fosses Member
Franc-Waret Formation
Froide Fontaine Formation
Fromelennes Formation
Fumal Formation
Geistingen Member
Gelinden Member
Gembloux Formation
Gemelingen Member
Gemmenich Member
Génicot Formation
Genk Member
Gent Formation
Gentbrugge Formation
Goeree Formation
Gottignies Formation
Gottignies Formation
Grand Breux Formation
Grand-Chemin Formation
Grandcourt Formation
Grande Brèche Viséenne unit
Grandglise Member
Grands Malades Formation
Grimmertingen Member
Gronsveld Member
Gruitrode Member
Gulpen Formation
Habay Formation
Hageland Diest Member
Hainaut Group
Hainaut Member
Haine Green Sandstone Group
Haine Group
Hainin Formation
Halen Member
Hallaar Member
Hampteau Formation
Hannut Formation
Hanonet Formation
Harchies Formation
Hastière Formation
Hastière Member
Hauset Member
Hautrage Clays Formation
Hautrage Flints Formation
Heers Formation
Heide Bed
Heist-op-den-Berg Member
Heizel Facies
Helchteren Formation
Henis Member
Hergenrath Member
Herzeele Formation
Hesbaye Member
Het Zoute Member
Hierges Formation
Hodimont Formation
Hoge Berg Facies
Hondelange Formation
Hoogbutsel Bed
Hooglede Sandstone Bed
Hosdin Formation
Hour Formation
Houthalen Member
Houthem Formation
Hoyoux Group
Huccorgne Formation
Huet Formation
Huy Formation
Hyon Formation
Ieper Group
Illy Formation
Inden Formation
informal level 1-2 sand unit
informal level 3 clay bed
Iron deposits
Ittre Formation
Izenberge Member
Jagersborg Member
Jalhay Formation
Jamoigne Formation
Jauche Member
Jemelle Formation
Jodoigne Formation
Jonquoi Formation
Jupille Formation
Kanne Member
Kasterlee Formation
Kattendijk Formation
Kempen Diest Member
Kempen Group
Kerkom Member
Kerniel Member
Kessel Formation
Keuper Formation
Kiel Member
Kieseloolite Formation
Kleine-Spouwen Member
Knokke Member
Kortemark Member
Kortrijk Formation
Kruishoutem Formation
Kruisschans Member
Kunrade Formation
Kwartecht Member
La Chapelle Formation
La Gleize Formation
La Longue-Haie Formation
La Roche à 7 Heures Formation
La Roche Formation
La Venne Formation
Lalaing Formation
Lambermont Formation
Lanaken Formation
Lanaye Member
Landelies Formation
Landen Group
Lanklaar Formation
Latinne Formation
Le Roux Formation
Lede Formation
Leffe Formation
Lens Formation
Les 4 Fils Aymon Formation
Les Vallées Formation
Lichtaart Member
Liège Formation
Lillo Formation
Lincent Member
Lives Formation
Lixhe Formation
Lixhe Member
Loenhout Formation
Loksbergen Member
Lomme Formation
Lommel Member
Longpré Formation
Longues Royes Formation
Longwy Formation
Lonzée Member
Lower Member
Lower Orchies Member
Luchtbal Member
Lust Formation
Lustin Formation
Luxembourg Formation
Maasmechelen Member
Maastricht Formation
Maat Lignite Bed
Maatheide Member
Machelen Member
Madot Formation
Maisières Chalk Formation
Maldegem Formation
Malle Formation
Malmédy Formation
Malon-Fontaine Formation
Mariembourg Formation
Marteau Formation
Martinrive Formation
Matagne Formation
Maurenne Formation
Meerssen Member
Meeuwen Member
Melle Formation
Merelbeke Member
Merksem Member
Merksplas Formation
Merlin Member
Messancy Formation
Metzert Member
Meulebeke Formation
Meuse Group
Middle Member
Middle Orchies Member
Mirwart Formation
Mol Formation
Mol inférieur / Mol supérieur unit
Molenbeersel Formation
Molignée Formation
Moncheret Formation
Mondrepuis Formation
Mons Formation
Mons Member
Mons-en-Pévèle Formation
Mont d’Haurs Formation
Mont Héribu Member
Montfort Formation
Montignies Formation
Montils Formation
Mont-Panisel Member
Mont-Saint-Martin Formation
Mont-sur-Marchienne Formation
Mortinsart Formation
Moulin Liènaux Formation
Mousty Formation
Muno Member
Muschelkalk Formation
Namur Group
Naninne Formation
Neerglabbeek Member
Neerijse Member
Neeroeteren Formation
Neerrepen Member
Neffe Formation
Nekum Member
Neuville Formation
Nevele Formation
Névremont Formation
Nismes Formation
Nonceveux Formation
Nouvelles Chalk Formation
Obourg Chalk Formation
Oedelem Member
Oignies Formation
Oisquercq Formation
Olen Gravel Bed
Ombret Formation
Onderdale Member
Onderdijke Member
Onoz Formation
Oorderen Member
Oostakker Member
Oostende Formation
Oostwinkel Formation
Op de Schans Member
Op-den-Berg Facies
Opglabbeek Formation
Opgrimbie Facies
Opgrimbie Member
Opoeteren Member
Orchies Member
Orient Formation
Orp Member
Orval Member
Ottemt Member
Ottré Formation
Oud-Turnhout Facies
Ourthe Formation
Oxhe Formation
Peat layers
Peat layers
Pecq Formation
Pépinster Formation
Pèrnelle Formation
Pesche Formation
Petit Roeulx Formation
Petite-Commune Formation
Petites Tailles Formation
Pey Bed
Philippeville Formation
Pittem Member
Poederlee Member
Pommeroeul Greensand Formation
Pont d’Arcole Formation
Pont de la Folle Formation
Pont-à-Nôle Formation
Pont-de-Lens Formation
Poppel Facies
Posterie Member
Pouru-au-Bois Formation
Presles Formation
Putte Member
Ransart Member
Raren Member
Rees Facies
Rekkem Formation
Retie Member
Revin Group
Rhisnes Formation
Riemst Member
Rigenée Formation
Rijkevorsel Member
Rivière Formation
Rocher de l’Uf Formation
Romont Group
Ronde-Haie Formation
Ronquières Formation
Rossignol Member
Röt Formation
Rotselaar Member
Roubaix Member
Ruisbroek Member
Rupel Group
Russendorp lignite bed
Saint-Barbe Clays Formation
Saint-Denis Silicite Formation
Saint-Hubert Formation
Saint-Pierre Gravel Formation
Saint-Symphorien Calcarenite Formation
Saint-Vaast Chalk Formation
Salet Formation
Salm Group
Samme Formation
Samme Formation
Sart-Bernard Formation
Sautou Formation
Schelde Group
Schiepersberg Member
Senzeille Formation
Serpont Formation
Simpelveld Formation
Sint-Huibrechts-Hern Formation
Sleen Formation
Solières Formation
Someren Member
Sonnisheide Member
Soor Member
Souvrain-Pré Formation
Souvré Formation
Souvré Formation
Sovet Formation
Spiennes Chalk Formation
St. Paulus Member
Steenkerque Formation
Steentje-Turnhout Formation
Sterksel Formation
St-Joseph Formation
Stockem Member
Stokkem Formation
Strassen Member
Strépy Formation
Tephra powderings
Tephra powderings
Tephra powderings
Terhagen Member
Terres d’Haurs Formation
Terstraten Member
Terwagne Formation
The Rozebeke Formation
Thieusie Formation
Thimensart Formation
Thivencelles Marls Formation
Thulin Marls Formation
Tielt Formation
Tienen Formation
Tisselt Member
Tongeren Group
Tournai Formation
Tramaka Member
Tribotte Formation
Trite Member
Trivières Chalk Formation
Trois Fontaines Formation
Tubize Formation
Tufa deposits
Turnhout Member
Upper Member
Upper Orchies Member
Ursel Member
Vaals Formation
Vaalsbroek Member
Valisettes Formation
Valkenburg Member
Veldhoven Formation
Veldwezelt Formation
Vellereille Member
Velp Formation
Vert Galand Formation
Vesdre Formation
Vichenet Formation
Vicht Formation
Viesville Formation
Vieux-Moulains de Thilay Formation
Vijlen Member
Villé Formation
Ville-Pommeroeul Chert Formation
Vireux Formation
Virton Member
Visé Formation
Vissoul Formation
Vitrival-Bruyère Formation
Vlaanderen Formation
Vlierzele Member
Vlijtingen Member
Voort Member
Vosselaar Member
Wachtebeke Member
Wanne Formation
Warcq Member
Warinsart Formation
Warneton Member
Wasmes Member
Waterschei Member
Watervliet Member
Waubach Member
Waulsort Formation
Weatherings and paleosols
Weatherings and paleosols
Weatherings and paleosols
Weelde Formation
Weert Member
Wemmel Member
Wépion Formation
Wichelen Member
Wintelre Member
Winterslag Member
Wurfeld Formation
X Formation
Yvoir Formation
Zandvliet Member
Zechstein Group
Zelzate Formation
Zenne Group
Zeven Wegen Member
Zomergem Member
Zonderschot Member
Zutendaal Formation
