The Roadside Geology of Namibia |
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Page 9
... Extensive erosion of the Damaran mountainbelt preceded the fourth phase , the deposition of the Karoo Sequence between the Permian and the Jurassic , some 300 to 135 Ma ago . Extensive volcanism accompanied the break - up of ...
... Extensive erosion of the Damaran mountainbelt preceded the fourth phase , the deposition of the Karoo Sequence between the Permian and the Jurassic , some 300 to 135 Ma ago . Extensive volcanism accompanied the break - up of ...
Page 21
... Extensive do- lerite sills and dyke swarms are related to the volcanic rocks . Cretaceous to Quaternary ( < 135 Ma ) Complex intrusions with ages of 137 to 130 Ma occur in a zone extending from the coast N of Swakopmund in a ...
... Extensive do- lerite sills and dyke swarms are related to the volcanic rocks . Cretaceous to Quaternary ( < 135 Ma ) Complex intrusions with ages of 137 to 130 Ma occur in a zone extending from the coast N of Swakopmund in a ...
Page 200
... extensively used for irrigation purposes ( see 6. ) . It is by far the most extensive aquifer in Namibia , and is contained in Karoo Sequence sediments with two artesian sandstone horizons , the up- per Auob sandstone and the lower ...
... extensively used for irrigation purposes ( see 6. ) . It is by far the most extensive aquifer in Namibia , and is contained in Karoo Sequence sediments with two artesian sandstone horizons , the up- per Auob sandstone and the lower ...
Contents
Namibia from the Archaean to the Cenozoic | 9 |
An overview of the Namibian mineralogy | 23 |
Present mineral production and exploration | 29 |
Copyright | |
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amphibolites basalts Belt Brandberg Brukkaros calcrete Cenozoic Cenozoic sediments column for route composed conglomerate Craton Cretaceous crossed Damara Granite Damara Orogen Damara Sequence deposits diamond dolerite dolomite dunes Dwyka Formation dykes Erongo Escarpment Etendeka Etjo Fault Fish River Subgroup fossils Geological gneisses Grootfontein Hakos Group Henties Bay hills Hohewarte Complex Huab intruded Kalahari Basin Kalahari Group Karibib Karoo Sequence Keetmanshoop Kuibis Subgroup Kuiseb Formation Kunene landscape layers limestone Lüderitz Maltahöhe marble Mesoproterozoic metamorphic meteorite minerals Mulden Group Namaqualand Namaqualand Complex Namib Desert Namibia Nappe Naukluft northern Nosib Group occur Okahandja Omaruru Orange River Otavi Otavi Group Otjiwarongo outcrops Outjo overlain overlying PALAEOPROTEROZOIC pegmatites peneplain prominent quartz latite quartzite ridge road continues road cuts rocks sand sandstone schist Schwarzrand Subgroup seen Sesfontein shale sills Sinclair Sequence Spitzkuppe Swakop Group Swakopmund terrane underlain thrust Tsondab Tsumeb Tsumeb Subgroup turn-off Ugab underlain by Cenozoic valley volcanic Windhoek Zone