The Roadside Geology of Namibia |
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Page 13
... rocks . The Billstein Formation is dominated by phyllite and quartzite , with some volcanic rocks occurring as intercalations . Character- istic brown quartzite is the main rock type of the Gaub Valley Formation , with quartzite ...
... rocks . The Billstein Formation is dominated by phyllite and quartzite , with some volcanic rocks occurring as intercalations . Character- istic brown quartzite is the main rock type of the Gaub Valley Formation , with quartzite ...
Page 169
... rocks of Damaran age . Good outcrops of the Ho- hewarte Complex rocks occur in a road cut 1 km S of Aris . Before the intrusion of the comparatively young phonolites and trachytes , granitic mag- mas invaded the Complex during the ...
... rocks of Damaran age . Good outcrops of the Ho- hewarte Complex rocks occur in a road cut 1 km S of Aris . Before the intrusion of the comparatively young phonolites and trachytes , granitic mag- mas invaded the Complex during the ...
Page 176
... rocks of the Sinclair Sequence some 1200 Ma ago . The flat - topped hills some 10 km outside Helmeringhausen are also composed of Sinclair Sequence rocks , and thereafter the road once again follows terrane underlain by the same granite ...
... rocks of the Sinclair Sequence some 1200 Ma ago . The flat - topped hills some 10 km outside Helmeringhausen are also composed of Sinclair Sequence rocks , and thereafter the road once again follows terrane underlain by the same granite ...
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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Common terms and phrases
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