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Navachab Mine

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Journal Article
Published: 01 September 2005
South African Journal of Geology (2005) 108 (3): 365–380.
...Alexander F.M. Kisters Abstract The Navachab gold mine in central Namibia is situated in amphibolite-facies, marble-dominated metasediments of the Neoproterozoic Damara Sequence in the Pan-African Damara Belt. Gold mineralization is hosted by two main, and at least three minor, sets of auriferous...
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Journal Article
Journal: Economic Geology
Published: 01 March 2010
Economic Geology (2010) 105 (2): 285–302.
...Katharina Wulff; Annika Dziggel; Jochen Kolb; Torsten Vennemann; Michael E. Böttcher; F. Michael Meyer Abstract The Navachab gold mine in the Damara belt of central Namibia is characterized by a polymetallic Au-Bi-As-Cu-Ag ore assemblage, including pyrrhotite, chalcopyrite, sphalerite...
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Journal Article
Published: 07 November 2014
Geochemistry: Exploration, Environment, Analysis (2015) 15 (2-3): 125–130.
... intrusions (both <5 km from the Navachab Gold Mine; Fig. 2 ), the Mon Repos diorite and the Rotekuppe diorite, have U-Pb zircon ages of 546 ± 6 Ma and 539 ± 6 Ma ( Jacob et al . 2000 ). This granitoid intrusion emplacement coincided with the D 3 domal deformational event defined by Miller (2008...
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Location of the <b>Navachab</b> Gold <b>Mine</b> in the inland branch of the Neoproterozo...
Published: 07 November 2014
Fig. 1. Location of the Navachab Gold Mine in the inland branch of the Neoproterozoic Damara Orogen. The Southern Central Zone is the magmatic arc developed during the interaction between the Congo and Kalahari Cratons. In the accretionary wedge of the Southern Zone (SZ) and the Southern Margin
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Locality map showing position of <b>Navachab</b> Gold <b>Mine</b> on the northwestern sid...
Published: 07 November 2014
Fig. 2. Locality map showing position of Navachab Gold Mine on the northwestern side of the Karibib Dome. Note the dated Mon Repos and Rotekuppe granitoids discussed in the text.
Journal Article
Published: 01 December 2010
South African Journal of Geology (2010) 113 (4): 445–460.
... composition. These were compared to calcite separates from quartz-calcite-pyrrhotite veins at Navachab gold mine (Table 5 ). Sample preparation procedures followed were those of McCrea (1950) . CO 2 was evolved at 30 and 47°C for calcite and dolomite respectively for the Onganja samples and 25 and 50°C...
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( a ) Simplified geological map of the Karibib district around the <b>Navachab</b>...
Published: 01 September 2005
Figure 2. ( a ) Simplified geological map of the Karibib district around the Navachab gold mine. The major structural features in the region are the northeast-trending dome structures of the Karibib and Uskaos domes, and the Mon Repos Thrust Zone (MRTZ) in the southeast. ( b ) Cross-section
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Oxygen isotope composition of an aqueous fluid in equilibrium with the <b>mine</b>...
Published: 01 March 2010
F ig . 9. Oxygen isotope composition of an aqueous fluid in equilibrium with the mineralized, altered, and unaltered samples from the Navachab open pit. The calculations at 550°C were carried out based on the calibrations of Zheng (1993 , 1999) and Suzoki and Epstein (1976) .
Journal Article
Journal: Economic Geology
Published: 01 June 2021
Economic Geology (2021) 116 (4): 863–881.
... of an individual sample was combusted in a Eurovector 3000 elemental analyzer located at the Colorado School of Mines, yielding sulfur dioxide that was delivered to the mass spectrometer using continuous-flow techniques with helium as the carrier gas. Values of δ 34 S are expressed relative to the V-CDT standard...
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Journal Article
Journal: Economic Geology
Published: 01 August 2016
Economic Geology (2016) 111 (5): 1073–1098.
... particular challenges for both mining and exploration targets because they represent a very discontinuous style of quartz vein development in comparison to many other orogenic gold deposits in central Victoria, such as those found in the Bendigo goldfield ( Willman, 2007 ; Wilson et al., 2013...
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Journal Article
Published: 01 December 2006
South African Journal of Geology (2006) 109 (4): 611–624.
...) concluded that ubiquitous U/Pb titanite ages of ~500 Ma from the Navachab Mine and surroundings in the sCZ record the recrystallization and isotopic resetting of the minerals in response to a high-temperature, but post-collisional event at that time. Similarly, Nex et al. (2001) suggested a two-stage...
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Series: Geological Society, London, Special Publications
Published: 01 January 2018
DOI: 10.1144/SP453.2
EISBN: 9781786203342
... rocks. The bulk of the mineralization is contained within a single gold–quartz vein, named the Main Vein. Within this vein, gold is concentrated into three ore shoots plunging 20–25° NE, corresponding to the South, Target and Mountain blocks of the Nalunaq gold mine. Gold anomalies in drillcores...
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Journal Article
Published: 01 September 2012
South African Journal of Geology (2012) 115 (3): 309–326.
.... AFMK and MEV gratefully acknowledge financial and logistic support through the Navachab Gold Mine and AngloGold Ashanti Ltd., without which this study would not have been possible. We also thank the many farm owners for granting access to their lands, the Geological Survey of Namibia for support...
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Journal Article
Journal: Economic Geology
Published: 01 May 2020
Economic Geology (2020) 115 (3): 671–685.
... 2019 31 10 2019 © 2020 Economic Geology 2020 Economic Geology The Jiaodong gold province in eastern China ( Fig. 1 ) contains an estimated pre-mining resource of at least 4,000-t Au ( Guo et al., 2013 ). The Jiaodong deposits have many features that are typical of orogenic gold...
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Series: Economic Geology, Economic Geology
Published: 01 January 2005
DOI: 10.5382/AV100.11
EISBN: 9781934969519
..., and Wskarns have a much stronger crustal signature than do plutons associated with other skarn types. The seven major skarn classes have some distinctive differences. Iron skarns are mined for their magnetite content although minor amounts of Cu, Co, Ni, and Au may be present. Endoskarn may exceed exoskarn...
Journal Article
Journal: Economic Geology
Published: 14 March 2021
Economic Geology (2021)
...Tim Gray; Judith Kinnaird; Justin Laberge; Alejandro Caballero Abstract This study combines historical exploration data with new mapping, underpinned by airborne hyperspectral imagery, to provide a detailed camp-scale geologic view of the Rössing uranium mine area in the Damara orogen, Namibia...
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Journal Article
Journal: Economic Geology
Published: 14 March 2021
Economic Geology (2021)
...Mariana Brando Soares; David Selby; Laurence Robb; Atlas Vasconcelos Corrêa Neto Abstract The historic Quadrilátero Ferrífero mining district in Brazil is a polydeformed Archean terrane recording several tectonic events. This history has hampered the accurate dating of its important gold deposits...
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Journal Article
Published: 01 December 2019
South African Journal of Geology (2019) 122 (4): 455–488.
...). Mineralization at all gold mines and gold prospects of the Giyani Goldfield is structurally controlled and closely associated with the Hout River shear zone (HRSZ) and associated smaller shear zones suggesting a specific tectonic setting. This tectonic setting is the direct consequence of thrusting the SMZ...
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Outline of the Pan-African Damara orogen illustrating the location of the D...
Published: 01 September 2005
Figure 1. Outline of the Pan-African Damara orogen illustrating the location of the Damara and Kaoko belts in central and northern Namibia (inset), the main tectonostratigraphic zones of the Damara belt and the location of the Karibib district and Navachab gold mine in the south Central Zone
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Sketch illustrating the proposed origin of the mineralizing fluid at the Na...
Published: 01 March 2010
F ig . 12. Sketch illustrating the proposed origin of the mineralizing fluid at the Navachab gold deposit (not to scale). Fluid is produced by metamorphic dehydration reactions at midcrustal levels and then focused into suitable fluid pathways, i.e., high-permeability zones such as fractures