 | | Field Trip Notes | | the Geological Society & Geological Survey of Namibia II I -· --· ...... ----·----, Editor: M. Niall...the Geological Society & Geological Survey of Namibia -- - -- .. --- ----• • ·- •• -1 · ~. ,. :...DAMARA OROGEN G.LC. Schneider Geological Survey or Namibia, P O Box 2168, Windhoek 1.0 Day 1 - Monday, 22...Windhoek - Otjihase Mine 1.2 08:00 - 12:00 Otjihase Mine 1.3 12:00 - 12:30 Otjihase Mine - Windhoek 1.4 12:30-...16:00 Windhoek-Karibib 1.6 16:00 - 17:00 Capra Hill Marble Quarry 1.8 Overnight: Karibib 3 4 7 7 7 8 9 |  | | Journal (article/letter/editorial) | | ALEXANDER F.M. KISTERS 365 Controls of gold-quartz vein formation during regional folding in amphibolite-facies...metasediments of the Navachab Gold Mine in the Pan-African Damara Belt, Namibia Alexander F.M. Kisters...Society of South Africa ABSTRACT The Navachab gold mine in central Namibia is situated in amphibolite-facies...Damara Sequence in the Pan-African Damara Belt. Gold mineralization is hosted by two main, and at least...regional-scale, shallow doublyplunging anticline of the Karibib dome. The orientation, relative timing and progressive |  | | Journal (article/letter/editorial) | | insights from 3D implicit modelling of the Navachab gold deposit, Namibia Stefan A. Vollgger, Alexander R. Cruden...insights from 3D implicit modelling of the Navachab gold deposit, Namibia, Ore Geology Reviews (2015), doi: 10...3D implicit modelling of the Navachab gold deposit, SC R IP T Namibia Stefan A. Vollgger 1,*, Alexander...early Palaeozoic Navachab gold deposit which is located in the Damara orogenic belt, Namibia. Compared to...datasets. In our 3D implicit NU model of the Navachab gold deposit, distinctive high-grade mineralisation |  | Wulff, K., Dziggel, A., Kolb, J., Vennemann, T., Bottcher, M. E., Meyer, F. M. (2010) Origin of Mineralizing Fluids of the Sediment-Hosted Navachab Gold Mine, Namibia: Constraints from Stable (O, H, C, S) Isotopes. Economic Geology, 105 (2) 285-302 doi:10.2113/gsecongeo.105.2.285 | Journal (article/letter/editorial) | | Mineralizing Fluids of the Sediment-Hosted Navachab Gold Mine, Namibia: Constraints from Stable (O, H, C, S)...Germany Abstract The Navachab gold mine in the Damara belt of central Namibia is characterized by a...assemblage, including pyrrhotite, chalcopyrite, sphalerite, arsenopyrite, bismuth, gold, bismuthinite, and...and bismuth tellurides. Gold is hosted by quartz sulfide veins and semimassive sulfide lenses that are...physicochemical conditions during fluid-rock interaction. Gold is interpreted to have precipitated in equilibrium |  | | Journal (article/letter/editorial) | | COPPER MINE, NAMIBIA: A LINK BETWEEN NEOPROTEROZOIC MESOTHERMAL CU(-AU) MINERALIZATION IN NAMIBIA AND ZAMBIA...Zone or Khomas trough of the Damara Orogen in Namibia. It comprises a sheeted-vein complex (3500 x 1800m)...pyrite-magnetite-chalcopyrite-apatite-molybdenite-native gold ore mineralogy. Adjacent alteration comprises proximal...Lufilian Orogen in Zambia, specifically with the Navachab Au and Kansanshi Cu deposits. The Onganja deposit...Southern Zone. Introduction The Onganja copper mine is located within the Southern Zone of the Damara |  | | Journal (article/letter/editorial) | | during gold mineralization in carbonate-bearing metasediments: the Navachab gold deposit, Namibia A. Dziggel...Springer-Verlag 2009 Abstract The Navachab gold deposit in the Damara belt of central Namibia is hosted by a near-vertical... comprising pyrrhotite, chalcopyrite, sphalerite, and arsenopyrite, native bismuth, gold, bismuthinite...Keywords Navachab gold deposit . Fluid–rock interaction . Rare earth element mobility . Orogenic gold mineralization...Introduction The Navachab gold deposit is situated in the Damara belt in central Namibia (Fig. 1). The mine was discovered |  | | Journal (article/letter/editorial) | | Orientation and the Gold Mineralisation of Quartz-Sulphide Veins in the Navachab Gold Deposit, Namibia Katharina...Orientation and the Gold Mineralisation of Quartz-Sulphide Veins in the Navachab Gold Deposit, Namibia, Ore Geology...Orientation and the Gold Mineralisation of Quartz-Sulphide Veins in the Navachab Gold Deposit, Namibia IP T Katharina...vein samples from the Navachab AC gold deposit containing information on the gold concentration, structural...understanding of the architecture of the Navachab ore bodies. We calculated mean gold concentrations for each vein |  | Dziggel, Annika, Wulff, Katharina, Kolb, Jochen, Meyer, F. Michael, Lahaye, Y. (2009) Significance of oscillatory and bell-shaped growth zoning in hydrothermal garnet: Evidence from the Navachab gold deposit, Namibia. Chemical Geology, 262 (3) 262-276 doi:10.1016/j.chemgeo.2009.01.027 | Journal (article/letter/editorial) | | hydrothermal garnet: Evidence from the Navachab gold deposit, Namibia Annika Dziggel a,⁎, Katharina Wulff...hydrothermally altered calcsilicate rocks of the Navachab gold deposit, Namibia, records complex zoning patterns that...increased fluid–rock interaction and hydrothermal gold mineralization. In the semi-massive sulfide breccias...hydrothermal gold deposit in the Southern Central Zone of the PanAfrican Damara Orogen in Namibia. Garnet...granite intrusions. 2. Geological setting The Navachab gold deposit is situated in the Southern Central |  | | Journal (article/letter/editorial) | | minerals Review Case Histories of Orogenic Gold Deposits Franz Michael Meyer Institute of Applied Mineralogy...review compares genetic parameters of 12 orogenic gold deposits. The set of examples is considered to represent...represent largely the variability of orogenic gold deposit (OGD) characteristics. The data are presented...formation and proposed origin of ore fluids aa well as gold reserves, production, and grades. This allows comparison...discussed before the background of the orogenic gold system and the crustal metamorphic models that provide |  | Basson, I.J., McCall, M.-J., Andrew, J., Daweti, E. (2018) Structural controls on mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia. Ore Geology Reviews, 95. 931-944 doi:10.1016/j.oregeorev.2018.03.028 | Journal (article/letter/editorial) | | Mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia I.J. Basson, M.-J. McCall, J. Andrew...Mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia, Ore Geology Reviews (2018), doi: https://doi...Mineralisation at the Namib Lead and Zinc Mine, Damara Belt, Namibia I.J. Bassona,c,*, M.-J. McCalla, J. Andrewb...Resources, 84 Dr Frans Indongo Street, Windhoek, Namibia c Department of Earth Sciences, Stellenbosch...Abstract The Namib Lead and Zinc (Pb-Zn) Mine is hosted within the Karibib Formation of the Swakop Group, Damara |  | | Journal (article/letter/editorial) | | Sandamap Noord Gold Prospect, Central Namibia: Discovery of a New Style of Turbidite-Hosted Gold Mineralization...Sandamap Noord Gold Prospect, Central Namibia: Discovery of a New Style of Turbidite-Hosted Gold Mineralization...Sandamap Noord Gold Prospect, Central Namibia: Discovery of a New Style of Turbidite-Hosted Gold Mineralization1...Pan-African Damara Orogen. A 2500-m-long zone of gold mineralization is hosted by altered Kuiseb Formation...the farm Sandamap Noord, west of Usakos, central Namibia. Au/As fluids either mobilized from the metasediments |  | | Book | | REPUBLIC OF NAMIBIA - MINISTRY OF MINES AND ENERGY GEOLOGICAL SURVEY THE MINERAL RESOURCES OF NAMIBIA FIRST...ENERGY Of the several hundred minerals present in Namibia, around sixty have been exploited. some, such as...base metals and industrial minerals have helped Namibia rank amongst the top five mining countries in Africa...terms of production and reserves. In this context, Namibia is a major producer of copper, lead, zinc, cadmium...unpublished. It is evident that mineral exploration in Namibia, as elsewhere. has changed from serendipitous discoveries |  | Xiao, Xin, Zhou, Tao-fa, White, Noel C., Zhang, Le-jun, Fan, Yu, Wang, Fang-yue, Chen, Xue-feng (2018) The formation and trace elements of garnet in the skarn zone from the Xinqiao Cu-S-Fe-Au deposit, Tongling ore district, Anhui Province, Eastern China. Lithos, 302. 467-479 doi:10.1016/j.lithos.2018.01.023 | Journal (article/letter/editorial) | | Australia Abstract ： Xinqiao is a large copper-gold deposit and consists of two major D mineralization...2008; Smith et al., 2004). Xinqiao is a large copper-gold-sulfur-iron deposit in the Middle-Lower Yangtze...Mesozoic igneous rocks are widespread in PT E D the region, including more than 70 intrusions, and are dominated...composite AC stocks, dikes and sills in this region (Wu et al., 2008; Xie et al., 2012; Xu et al.,... Ore deposit geology Xinqiao is a large copper-gold-sulfur-iron deposit in the MLYB; its resources include |  | | Report (chapter) | | geochemical and structural controls on gold distribution in the Nalunaq gold deposit, South Greenland using three-dimensional...controls on gold mineralization at the Nalunaq orogenic gold deposit in South Greenland. Gold occurs in...contained within a single gold–quartz vein, named the Main Vein. Within this vein, gold is concentrated into...Nalunaq gold mine. Gold anomalies in drillcores are identified updip and downdip from the current mine workings...of gold. Flexures in the Main Vein correspond to changes in the host rock lithology and the gold grade |  | | Journal (article/letter/editorial) | | 1007/s00126-012-0416-5 ARTICLE Two stages of gold mineralization at Hutti mine, India A. J. Rogers & J. Kolb & F...2012 # Springer-Verlag 2012 Abstract The Hutti gold mine is located in a high-angle, NNW–SSE-trending shear...occurred synchronous with two distinct stages of gold mineralization, both of which were associated with...central to the shear zone, containing locally visible gold at concentrations of up to 1 kg Au/t. The laminated...overall gold mineralization; however, it was the second fluid pulse, which gave the Hutti mine its status |  | Bell, Robin-Marie, Kolb, Jochen, Waight, Tod Earle, Bagas, Leon, Thomsen, Tonny B. (2017) A Palaeoproterozoic multi-stage hydrothermal alteration system at Nalunaq gold deposit, South Greenland. Mineralium Deposita, 52 (3) 383-404 doi:10.1007/s00126-016-0667-7 | Journal (article/letter/editorial) | | multi-stage hydrothermal alteration system at Nalunaq gold deposit, South Greenland Robin-Marie Bell 1,2 &...Heidelberg 2016 Abstract Nalunaq is an orogenic, high gold grade deposit situated on the Nanortalik Peninsula...operating metalliferous mine until its closure in 2014, having produced 10.67 t of gold. This study uses a...metamorphism and prior to gold-quartz vein formation. The ca. 1783–1762-Ma gold-quartz veins are hosted...halo of biotite-arsenopyrite-sericite-actinolite-pyrrhotite(-chloriteplagioclase-löllingite-tourmaline-titanite) |  | | Journal (article/letter/editorial) | | the composition, distribution, and genesis of pyrrhotite in the Copper Cliff offset, Sudbury, Ontario...Applying the Midas touch: Differing toxicity of mobile gold and platinum complexes drives biomineralization...the Madimba heavy mineral sand deposit, Mtwara Region, Tanzania—M.P. Alvin, B. Cummins, and R. Hill Geology...Yakubovich, and N.S. Bortnikov New data on the age of gold mineralization of the Lugokan ore cluster (eastern...yttrium from passive-remediation systems of acid mine drainage—Carlos Ayora, Francisco Macías, 199 |  | | Journal (article/letter/editorial) | | association between gold and bismuth seen in many ore deposits, and involves the scavenging of gold from hydrothermal...whether the liquid bismuth collector model can explain gold accumulation at this prospect. The calc-silicate...metasomatism involved temperatures >400° to 500°C. Visible gold is associated with native bismuth, bismuthinite...Stormont and textural relationships suggest that gold was scavenged from hydrothermal fluids by liquid...contributed to dissolution and reprecipitation of gold, thus facilitating an ore zone refining process |  | | Journal (article/letter/editorial) | | 101, No. 12, 2016 Transformation of pyrite to pyrrhotite in the presence of Au-Ag alloys at 500°C—Galina...Bi2Te from the São Sebastião gold deposit, Brazil: Implications for lode-gold mineralization in Minas Gerais—...metamorphism, metasomatism and gold mineralisation at Plutonic gold mine, Marymia Inlier, Western Australia—M...alteration footprints associated with sediment-hosted gold mineralisation at Mt Olympus (Ashburton Basin, Western...interpretation of selected drill cores from orogenic gold deposits in central Victoria, Australia—D. Arne |  | | Book | | papers and 19 geological maps in Western Australia, Namibia and Greenland. Throughout his career, which has...4.3.9 The Brandberg West Greisen Vein Systems, Namibia . . 4.3.10 The Kalguta Mo-W-Be-Bi Greisen System.... . . . . . . . . . . . . 4.4 Intrusion-Related Gold, Polymetallic and Uraniferous Vein Systems and Breccia...Complexes. . . . . . . . . . . . 4.6 Iron Oxide-Copper-Gold-Rare Earth Elements-Uranium Mineral Systems . ..... . . . . . . . . . . . . . . . . . . . . . 6.5 Gold Skarns . . . . . . . . . . . . . . . . . . . . |  | Agangi, Andrea, Hofmann, Axel, Eickmann, Benjamin, Marin-Carbonne, Johanna, Reddy, Steven M. (2016) An atmospheric source of S in Mesoarchaean structurally-controlled gold mineralisation of the Barberton Greenstone Belt. Precambrian Research, 285. 10-20 doi:10.1016/j.precamres.2016.09.004 | Journal (article/letter/editorial) | | source of S in Mesoarchaean structurally-controlled gold mineralisation of the Barberton Greenstone Belt...Available online 16 September 2016 Keywords: Archaean Gold Barberton Greenstone Belt Multiple S isotopes a...Belt of southern Africa hosts several Mesoarchaean gold deposits. The ores were mostly formed in greenschist...porphyries, which has led to the hypothesis that gold may have been sourced from magmas. Because the transport...Belt of southern Africa hosts some of the oldest gold mineralisation known (Anhaeusser, 1976; de Ronde |  | | Thesis/Dissertation | | Engineering ii ABSTRACT The Kansanshi Cu-(Au) mine exploits a structurally controlled deposit hosted...southern Africa. It is currently the largest active Cu mine in Africa, with a total endowment of nearly 12 Mt...Kansanshi antiform. The deposit occurs within the Domes region of the Central African Copperbelt, where amphibolite...Domain is separated from the overlying Kansanshi Mine domain by the Evaporitic Sequence, a >300 m thick...of vanished evaporites. The base of the Kansanshi Mine domain is represented by the Dolomitic Sequence |  | Vollgger, Stefan A., Wilson, Christopher J.L., Micklethwaite, Steven, Tomkins, Andrew G., Cruden, Alexander R. (2020) Ore shoots in folded and fractured rocks – Insights from 3D modelling of the Fosterville gold deposit (Victoria, Australia) Ore Geology Reviews, 118. 103272 doi:10.1016/j.oregeorev.2019.103272 | Journal (article/letter/editorial) | | - insights from 3D modelling of the Fosterville gold deposit (Victoria, Australia) Stefan A. Vollgger...- insights from 3D modelling of the Fosterville gold deposit (Victoria, Australia), Ore Geology Reviews...‐ insights from 3D modelling of the Fosterville gold deposit (Victoria, Australia) Stefan A. Vollgger1...(0)468 361851 Keywords: crustal fluid flow, orogenic gold, ore shoot, fault stress analysis, 3D implicit modelling...At the Fosterville gold deposit, high concentrations of visible and refractory gold are hosted in arrays |  | Zhai, De-Gao, Liu, Jia-Jun, Zhang, Hong-Yu, Wang, Jian-Ping, Su, Li, Yang, Xi-An, Wu, Sheng-Hua (2014) Origin of oscillatory zoned garnets from the Xieertala Fe–Zn skarn deposit, northern China: In situ LA–ICP-MS evidence. Lithos, 190. 279-291 doi:10.1016/j.lithos.2013.12.017 | Journal (article/letter/editorial) | | and Cook, 2004; Empire Cu–Zn Mine, Chang and Meinert, 2004, 2008; Navachab Au deposit, Dziggel et al.,...and galena and to a lesser extent by bornite, pyrrhotite, chalcocite, tetrahedrite and tetradymite. In...Fier skarns; Ciobanu and Cook, 2004; Crown Jewel gold deposit, Gaspar et al., 2008) as early retrograde...crystal symmetry of grossular garnets from the Jeffrey mine, Asbestos, Quebec, Canada. American Mineralogist...endoskarn abundance in Cu–Zn skarns at the Empire Mine, Idaho, USA. Chemical Geology 210, 149–171. Chang |  | Grandjean da Costa, Felipe, Luiz Klein, Evandro, Harris, Chris, Roopnarain, Sherissa (2019) Fluid inclusion and stable isotope (O, H, C) constraints on the genesis of the Pedra Branca gold deposit, Troia Massif, Borborema Province, NE Brazil: An example of hypozonal orogenic gold mineralization. Ore Geology Reviews, 107. 476-500 doi:10.1016/j.oregeorev.2019.03.007 | Journal (article/letter/editorial) | | C) constraints on the genesis of the Pedra Branca gold deposit, Troia Massif, Borborema Province, NE Brazil:...Brazil: an example of hypozonal orogenic gold mineralization Felipe Grandjean da Costa, Evandro Luiz Klein...C) constraints on the genesis of the Pedra Branca gold deposit, Troia Massif, Borborema Province, NE Brazil:...Brazil: an example of hypozonal orogenic gold mineralization, Ore Geology Reviews (2019), doi: https://doi...C) constraints on the genesis of the Pedra Branca gold deposit, Troia Massif, Borborema Province, NE Brazil: |
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