TitleSignificanceGeological FormationsRelevantImages
Wolkberg GroupModerateTransvaalMap - Wolkberg Group
Witwatersrand SupergroupInsignificant or ZeroWitwatersrand, West Rand, Hospital Hill, Orange Grove, Parktown, Brixton, Bonanza, Government, Promise, Coronation, Tusschenin, Palmietfontein, Elandslaagte, Afrikander, Jeppestown, Koedoeslaagte, Rietkuil, Babrosco, Crown, Roodepooort, Maraisburg, Central Rand, Johannesburg, Blyvooruitzicht, Main, Randfontein, Luipaardsvlei, Krugersdorp, Booysens, Turffontein, Kimberley, Elsburg, MondeorMap - Witwatersrand Supergroup
Witteberg GroupHighCape, WittebergMap - Witteberg Group
Witpoort FormationVery highCape, Witteberg, WitpoortMap - Witpoort Formation
Whitehill FormationVery highKaroo, Ecca, WhitehillMap - Whitehill Formation
West Coast GroupVery highWest Coast, Koekenaap, Olifants River, Curlew Strand, Kalkvlei, Graauw Duinen Fm, “Part 3”, Graauw Duinen Fm, “Part 2”, Graauw Duinen Fm, “Part 1”, Alexander Bay, Hondeklip, Avontuur, Kleinzee, Proto-Orange River Gravels, Meso-Orange II River Gravels, Meso-Orange III River Gravels, De Toren, KoingnaasMap - West Coast Group
Weltevrede SubgroupModerateCape, Witteberg, Weltevrede, Blinkberg, SwartruggensMap - Weltevrede Subgroup
Waterberg GroupLowWaterberg, Kransberg, Vaalwater, Cleremont, Sandriviersberg, Mogalakwena, Matlabas, Aasvoelkop, Skilpadkop, Setlaole, Nylstroom, Alma, SwaershoekMap - Waterberg Group
Vryheid FormationVery highKaroo, Ecca, VryheidMap - Vryheid Formation
Volksrust FormationHighKaroo, Ecca, VolksrustMap - Volksrust Formation
Volcanic PipesInsignificant or Zero
Vermont FormationModerateTransvaal, PretoriaMap - Vermont Formation
Ventersdorp SupergroupModerateVentersdorp, Klipriviersberg Group, Loraine, Jeannette, Orkney, Alberton, East Driefontein, Westonaria, Venterspost, Platberg, Rietgat, Makwassie, Goedgenoeg, Kameelsdoorn, Allanridge, BothavilleMap - Ventersdorp Supergroup
Vaalian Syenite IntrusionsInsignificant or Zero
Umkondo Igneous ProvinceInsignificant or Zero
Uloa FormationVery highMaputaland, UloaMap - Uloa Formation
Tschidzi FormationHighKaroo
Transvaal SupergroupModerateTransvaal, Postmasburg, Mooidraai, Hotazel, Ongeluk, Makganyene, Koegas, Ghaap, Asbestos Hills, Danielskuil, Kuruman, Kliphuis, Campell Rand, Kleine Naute, Nauga, Tsineng, Gamohaan, Kogelbeen, Papkuil, Klipfonteinheuwel, Fairfield, Reivilo, Monteville, Schmidtsdrift, Clearwater, Boomplaas, Vryburg, Pretoria, Rayton, WolkerbergMap - Transvaal Supergroup
Traka SubgroupVery highCape, Bokkeveld, Traka, Sandpoort (Ds), Adolphspoort (Da), Karies (Dk), KlipbokkopMap - Traka Subgroup
Timeball Hill FormationHighTransvaal, Pretoria, Timeball HillMap - Timeball Hill Formation
Tierberg FormationModerateKaroo, Ecca, TierbergMap - Tierberg Formation
Tarkastad FormationVery highKaroo, Beaufort, TarkastadMap - Tarkastad Formation
Table Mountain GroupHighCape, Table Mountain, Rietvlei, Graafwater, PiekenierskloofMap - Table Mountain Group
Swartrant FormationVery highKarooMap - Swartrant Formation
Swartland GroupLow
Suurberg GroupLowMap - Suurberg Group
Sundays River FormationVery highAlgoa Basin, Uitenhage, Sundays River (Ks)Map - Sundays River Formation
Strubenkop FormationLowTransvaal, Pretoria, StrubenkopMap - Strubenkop Formation
St Lucia FormationVery highZululand, St LuciaMap - St Lucia Formation
Soutpansberg GroupLowSoutpansberg, Sibasa, Wyllie's Poort, Tshifhefhe, Fundudzi, Musekwa, NzheleleMap - Soutpansberg Group
Solitude FormationVery highKarooMap - Solitude Formation
Skurweberg FormationLowCape, Table Mountain, Nardouw, SkurwebergMap - Skurweberg Formation
Silverton FormationModerateTransvaalMap - Silverton Formation
Schoemanspoort FmLowSchoemanspoort
Sardinia Bay FormationLowCape, Table Mountain, Sardinia BayMap - Sardinia Bay Formation
Sandveld GroupInsignificant or Zero
Rooihoogte FormationLowTransvaal, Pretoria, RooihoogteMap - Rooihoogte Formation
Rooiberg GroupLowBushveld Complex, Rooiberg Group, Schrikkloof, Kwaggasnek, Damwal, DullstroomMap - Rooiberg Group
Robberg FormationVery highAlgoa Basin, Uitenhage, Robberg (Je)
Prince Albert FormationHighKaroo, Ecca, Prince AlbertMap - Prince Albert Formation
Port Durnford FormationVery highMaputaland, Port Durnford
Pietermaritzburg FormationModerateKaroo, Ecca, PietermaritzburgMap - Pietermaritzburg Formation
Phalaborwa and Schiel ComplexInsignificant or ZeroPhalaborwa and Schiel ComplexesMap - Phalaborwa and Schiel Complex
Peninsula FormationLowCape, Table Mountain, Peninsula
Penge FormationLowTransvaal, Chuniespoort, PengeMap - Penge Formation
Pakhuis FormationLowCape, Table Mountain, PakhuisMap - Pakhuis Formation
Oliphantshoek SupergroupLowOlifantshoek, Mapedi and Gamagara, Lucknow, Hartley and Boegoeberg Dam, Volop, Matsap, Ellie's Rust, Fuller, Glen Lyon, Brulsand, Verwater, Top Dog, Vruilnek and VryboomMap - Oliphantshoek Supergroup
Nyoka FormationVery highKaroo, Stormberg, ElliotMap - Nyoka Formation
Nxwala and Ntabankosi FormationsInsignificant or ZeroMap - Nxwala and Ntabankosi Formations
Ntabene FormationVery highKaroo, Stormberg, MoltenoMap - Ntabene Formation
Nsuze GroupLowPongola, NsuzeMap - Nsuze Group
Normandien FormationVery highKaroo, Beaufort, NormandienMap - Normandien Formation
Nondweni/Empangeni Metamorphic SuiteInsignificant or ZeroMap - Nondweni Empangeni Metamorphic Suite
Neogene Pleistocene Drift/AlluviumHigh
Natal Structural and Metamorphic ProvinceInsignificant or Zero
Natal GroupLowNatal, Mariannhill, Westville, Newspaper, Tulini, Durban, Dassenhoek, Situndu, Kranskloof, Eshowe, UlundiMap - Natal Group
Namaqua Metamorphic ProvinceInsignificant or ZeroNamaqua-Natal Province, Orange River, De Hoop, Kuams River, Kook River, Abiekwa River, Windvlakte, Rosyntjieberg, Paradys River, Klipneus, Haib, Nous, Tsams, Hom, Guadom, Boerputs, Bushmanland, Aggeneys, Koeris, Hotson, T'Hammaberg, Sklempoort, Wortel, Areachap, Jannelsepan, Kantienpan, Boksputs, Copperton, Rateldraai, Bethesda, Sprigg, Jacomynspan, van Wykspan, Dagbreek, Kielder, Keimoes suite, Koras, Klakpunt, Adeisestad, Welgevind, Leeuwdraai, Bossienek, Swartkopsleegte, Boom River, Ezelfontein, Rouxville, Rusplaas, ChristianaMap - Namaqua Metamorphic Province
Nama and Vanrhynsdorp GroupVery highNama & Vanrhynsdorp, Fish River, Schwarzrand, Kuibis, Kwanous, Brandkop, KnersvlakteMap - Nama and Vanrhynsdorp Group
Mzinene FormationVery highZululand, MzineneMap - Mzinene Formation
Muzi FormationLowMap - Muzi Formation
Msunduze FormationLowMap - Msunduze Formation
Mozaan GroupInsignificant or ZeroPongola, Mozaan
Molteno FormationVery highKaroo, Stormberg, MoltenoMap - Molteno Formation
Mikambeni FormationVery highKarooMap - Mikambeni Formation
Mbizane FormationLowKaroo, Dwyka, MbizaneMap - Mbizane Formation
Masocheni FormationModerateMap - Masocheni Formation
Margate SuiteInsignificant or ZeroMap - Margate Suite
Maputaland GroupVery highMaputaland, Sibayi, KwaMbonambi, Isipingo, Kosi Bay, Umkwelane
Malvernia FormationHighMap - Malvernia Formation
Malmesbury GroupLowMalmesbury, Boland, Brandwacht, Porterville, Norree, Piketberg, Franschoek, Bridgetwon, Swartland, Moorreesburg, Klipplaat, Berg River, TygerbergMap - Malmesbury Group
Makgabeng FormationModerateWaterberg, Matlabas, MakbagengMap - Makgabeng Formation
Makeckaan SubgroupLowTransvaalMap - Makeckaan Subgroup
Makatini and Mzamba FormationVery highZululand, MakatiniMap - Makatini and Mzamba Formation
Magaliesberg FormationModerateTransvaal, Pretoria, MagaliesbergMap - Magaliesberg Formation
Madzaringwe FormationVery highKarooMap - Madzaringwe Formation
Lisbon FormationVery highKarooMap - Lisbon Formation
Lesotho FormationModerateKaroo, Drakensberg, LesothoMap - Lesotho Formation
Lebombo GroupLowKaroo, Lebombo, Movene, Jozini, Letaba, MbuluziMap - Lebombo Group
Lake Mentz SubgroupVery highCape, Witteberg, Lake Mentz, Floriskraal, Kweekvlei, WaaipoortMap - Lake Mentz Subgroup
Kwanous SubgroupHighNama & Vanrhynsdorp, Kwanous
Kommadagga SubgroupModerateCape, Witteberg, Kommadagga, Dirkskraal, Soutkloof, Miller, SwartwaterspoortMap - Kommadagga Subgroup
Knersvlakte SubgroupHighNama & Vanrhynsdorp, Knersvlakte
Klopperfontein FormationHighKarooMap - Klopperfontein Formation
Klipheuwel GroupLowKlipheuwel, Populierbos, MagrugMap - Klipheuwel Group
Kirkwood FormationVery highAlgoa Basin, Uitenhage, Kirkwood (J-K)Map - Kirkwood Formation
KimberlitesInsignificant or Zero
Katberg FormationVery highKaroo, Beaufort, Katberg, VerkykerskopMap - Katberg Formation
Karoo Jurassic Dolerite SuiteInsignificant or ZeroKarooMap - Karoo Jurassic Dolerite Suite
Kansa GroupLowKansa, Schoongezicht, Uitvlug, VaartwellMap - Kansa Group
Kalkkop Impact CraterModerate
Kalahari GroupLowKalahari, Gordonia, Obobogorop, Mokalanen, Eden, Budin, WesselsMap - Kalahari Group
Kaapvaal CratonInsignificant or Zero
Kaaimans GroupLowKaaimans, Homtini, Victoria Bay, Soetkraal, Skaapokop, Sandkraal, Saasveld, Silver RiverMap - Kaaimans Group
Irrigasie FormationHighKaroo, Ecca, IrrigasieMap - Irrigasie Formation
Hekpoort FormationModerateTransvaal, PretoriaMap - Hekpoort Formation
Hartenbos FormationVery highAlgoa Basin, Uitenhage, Hartenbos (Kb)
Hammanskraal FormationHighKaroo
Grootegeluk FormationVery highKarooMap - Grootegeluk Formation
Griqualand East KimberliteInsignificant or Zero
Greenwich FormationModerateKarooMap - Greenwich Formation
Grahamstown FormationLowMap - Grahamstown Formation
Goudini FormationLowCape, Table Mountain, Nardouw, GoudiniMap - Goudini Formation
Goedgedacht FormationVery highKarooMap - Goedgedacht Formation
Gariep SupergroupLowGariep, Port Nolloth, Numees, Holgat, Hilda, Dabie river, Pickelhaube, Wallekraal, Kaigas, Stinkfontein, Vredefontein, Lekkersing, Gifberg, Bloupoort, Aties, Widouw, Karoetjes Kop, Oranjemund, GrootdermMap - Gariep Supergroup
Gamtoos GroupLowGamtoos, Van Stadens, Kleinrivier, Kaan, Lime BankMap - Gamtoos Group
Fripp FormationVery highKarooMap - Fripp Formation
Flaminkberg FormationModerateNama & Vanrhynsdorp, Kwanous, Flaminkberg (Nfl)Map - Flaminkberg Formation
Fenda FormationInsignificant or ZeroMap - Fenda Formation
Estcourt FormationVery highKaroo, Beaufort, AdelaideMap - Estcourt Formation
Enon FormationLowAlgoa Basin, Uitenhage, Enon (Je)Map - Enon Formation
Emakwazini FormationVery highKaroo, Beaufort, AdelaideMap - Emakwazini Formation
Elliot FormationVery highKaroo, Stormberg, ElliotMap - Elliot Formation
Eendragtpan FormationLowKarooMap - Eendragtpan Formation
Edenville FormationInsignificant or ZeroVentersdorp, Klipriviersberg Group, EdenvilleMap - Edenville Formation
Ecca GroupModerateKaroo, Ecca, Collingham, Fort Brown, Kookfontein, Laingsburg, Ripon, Skoorsteenberg, Tierberg, Vischkuil, Waterford
Dwyka GroupLowKaroo, Dwyka, Elandsvlei, Red Dwyka, MsikabaMap - Dwyka Group
Dwaalheuwel FormationLowTransvaal, PretoriaMap - Dwaalheuwel Formation
Drakensberg GroupLowKaroo, DrakensbergMap - Drakensberg Group
Dominion GroupInsignificant or ZeroDominion
Deutschland FormationLowTransvaal, Chuniespoort, DuitschlandMap - Deutschland Formation
Daspoort FormationHighTransvaal, PretoriaMap - Daspoort Formation
Cornelia FormationVery high
Coastal-Marine Cretaceous OutliersVery highIgoda, Mzamba (Kmz), Mbotyi (Kmb), Mngazana (Kmg)
Clarens FormationHighKaroo, Stormberg, ClarensMap - Clarens Formation
Chuniespoort GroupHighTransvaal, Chuniespoort, Malmani, Frisco, Eccles, Lyttelton, Monte Christo, OaktreeMap - Chuniespoort Group
Chobeni FormationModeratePongola, Nsuze
Ceres SubgroupVery highCape, Bokkeveld, Ceres, Boplaas (Db), Tra Tra (Dt), Hexrivier (Dh), Voorstehoek (Dv), Gamka (Dga), Gydo (Dg)Map - Ceres Subgroup
Cederberg FormationVery highCape, Table Mountain, CederbergMap - Cederberg Formation
Cape Granite SuiteInsignificant or ZeroCape granite suiteMap - Cape Granite Suite
Cango Caves GroupLowCango Caves, Huis River, Groenenfontein, Matjies RiverMap - Cango Caves Group
Caenozoic Deposits of the InteriorHigh
Bushveld ComplexInsignificant or ZeroBushveld Complex, Lebowa Granite, Rashoop Granophyre, Rustenburg layeredMap - Bushveld Complex
Burgersdorp FormationVery highKaroo, Beaufort, Burgersdorp, DriekoppenMap - Burgersdorp Formation
Bumbeni ComplexInsignificant or ZeroMap - Bumbeni Complex
Buffelskloof FormationLowAlgoa Basin, Uitenhage, Buffelskloof(Kb)Map - Buffelskloof Formation
Buffelsfontein GroupModerateTransvaal
Brenton FormationVery highAlgoa Basin, Uitenhage, Brenton (Je)
Bredasdorp GroupInsignificant or Zero
Brandkop SubgroupHighNama & Vanrhynsdorp, Brandkop
Boshoek FormationLowTransvaal, PretoriaMap - Boshoek Formation
Bosbokpoort FormationVery highKarooMap - Bosbokpoort Formation
Bokkeveld GroupVery highCape, Bokkeveld, BidouwMap - Bokkeveld Group
Bluff FormationVery high
Black Reef FormationHighTransvaal, Black ReefMap - Black Reef Formation
Berea FormationVery highMap - Berea Formation
Beaufort GroupVery highKaroo, Beaufort, Koonap, Middleton, Balfour, Abrahamskraal, TeekloofMap - Beaufort Group
Baviaanskloof FormationModerateCape, Table Mountain, Nardouw, BaviaanskloofMap - Baviaanskloof Formation
Barkly East FormationModerateKaroo, Drakensberg, Barkly East
Barberton SequenceLowBarberton, Moodies, Clutha, Joe's luck, Baviaanskop, Onverwacht, Weltevreden, Mendon, Theespruit, Komati, Hooggenhoeg, Fig Tree, Sheba, Belvue Road, Schoongezicht, Ngwenya, Mapepe, Auber VilliersMap - Barberton Sequence
Archaean Greenstone BeltsInsignificant or Zero
Archaean Granite-Gneiss BasementInsignificant or ZeroArchaean granite and gneiss
Algoa GroupVery highAlgoa, Schelm Hoek, Nahoon, Salnova, Nanaga, Alexandria, BathurstMap - Algoa Group
Adelaide FormationVery highKaroo, Beaufort, AdelaideMap - Adelaide Formation