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N'Chwaning II Mine

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Südafrika / Nordkap (Northern Cape), Provinz / Kalahari Manganese Field / Kuruman / N'Chwaning Mines (NChwaning Mines) / N'Chwaning II Mine

Geology

Sedimente, Mn-Erze.

GPS Coordinates

N'Chwaning II Mine



N'Chwaning II Mine

WGS 84: 
Lat.: 27.13611111° S, 
Long: 22.86472222° E
WGS 84: 
Lat.: 27° 8' 10" S,
   Long: 22° 51' 53" E
Local weather information, Macrostrat geological map

Mineralienatlas short URL

https://www.mineralatlas.eu/?l=40566
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Shortened path specification

âš’ N'Chwaning II, N'Chwaning Mines, Kuruman, Kalahari Manganese Field, Nordkap, ZA
Useful for image descriptions and collection inscriptions

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Additional Functions


You find additional specimen at the Geolitho Museum

Mineral images (130 Images total)

Charlesit
Views (File:
1325326405
): 1088
Charlesit
Größe: 63x45x30 mm; Fundort: N'Chwaning II Mine, Kalahari Manganese Field, Provinz Nordkap, Südafrika
Copyright: Dan Weinrich; Contribution: slugslayer
Location: Südafrika/Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine
Mineral: Charlesite
Image: 1325326405
Rating: 6 (votes: 2)
License: Usage for Mineralienatlas project only
Charlesit

Größe: 63x45x30 mm; Fundort: N'Chwaning II Mine, Kalahari Manganese Field, Provinz Nordkap, Südafrika

Copyright: Dan Weinrich
Contribution: slugslayer 2011-12-31
More   MF 
Thaumasit
Views (File:
1643480526
): 71
Thaumasit
Diese etwa 18 mm x 12 mm große Stufe aus der N'Chwaning II Mine im Kalahari Manganese Field zeigt prismatischen Thaumasit.
Copyright: Klaus Schäfer; Contribution: Klaus Schäfer
Collection: Klaus Schäfer, Collection number: KMF-Thau-5-1-2
Location: Südafrika/Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine
Mineral: Thaumasite
Image: 1643480526
License: Usage for Mineralienatlas project only
Thaumasit (SNr: KMF-Thau-5-1-2)

Diese etwa 18 mm x 12 mm große Stufe aus der N'Chwaning II Mine im Kalahari Manganese Field zeigt prismatischen Thaumasit.

Collection: Klaus Schäfer
Copyright: Klaus Schäfer
Contribution: Klaus Schäfer 2022-01-29
More   MF 
Sturmanit
Views (File:
1266740903
): 2889, Rating: 8.44
Sturmanit
N'Chwaning II Mine, Kalahari Manganese Field, Südafrika, 32x26 mm
Copyright: Embarak; Contribution: Embarak
Collection: Embarak
Location: Südafrika/Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine
Mineral: Sturmanite
Image: 1266740903
Rating: 8.44 (votes: 9)
License: Usage for Mineralienatlas project only
Sturmanit

N'Chwaning II Mine, Kalahari Manganese Field, Südafrika, 32x26 mm

Collection: Embarak
Copyright: Embarak
Contribution: Embarak 2010-02-21
More   MF 

Minerals (Count: 89)

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Gaudefroyiter
Bruce Cairncross: Connoisseur’s Choice: Gaudefroyite, N’Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Rocks & Minerals Vol. 97, Issue 5 (2022) S. 424-433.
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
PM
Guidottiite (TL)r
Neue Mineralien - IMA Web-Seite November 2009
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
M
Manganvesuvianite (TL)r
T. Armbruster et al. (2002) Min. Mag. 66, 137-150
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
PM
Nchwaningite (TL)r
Amer.Min.(1995) 80, 377-386; MinRec 27:203-204
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
PM
Olmiite (TL)r
Bonazzi, P., Bindi, L., Medenbach, O., Pagano, R., Lampronti, Menchetti, S. (2007): Olmiite, CaMn[SiO3(OH)](OH), the Mn-dominant analogue of poldervaartite, a new mineral species from Kalahari manganese fields (Republic of South Africa), Mineralogical Magazine, 71, 193-291.
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
PM
Prehniter
Marlina Elburg, Bruce Cairncross: Controls on the geochemistry of southern African prehnite. South African Journal of Geology Vol. 125. Nr. 1 (2022) S. 113-122. DOI: 10.25131/sajg.125.0007
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
PM
Sturmaniter
Yu. D. Gritsenko, S. K. Dedushenko, M. F. Vigasina, L. A. Pautov, Ya. V. Golubev, L. P. Ogorodova, D. A. Ksenofontov, L. V. Melchakova, Yu. D. Perfilyev: Manganese Sturmanite from the N’Chwaning 2 Mine, Kalahari, South Africa. Geology of Ore Deposits Vol. 65 (2023) S. 722–733.
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
PM
Tobermoriter
Cristian Biagioni, Elena Bonaccorsi, Marco Lezzerini, Marco Merlini, Stefano Merlino: Thermal behaviour of tobermorite from N’Chwaning II mine (Kalahari Manganese Field, Republic of South Africa). I. Thermo-gravimetric and X-ray diffraction studies. Eur J Mineral Vol. 24, Nr. 6 (2012) S. 981-989.
(Nordkap (Northern Cape), Provinz/Kalahari Manganese Field/Kuruman/N'Chwaning Mines (NChwaning Mines)/N'Chwaning II Mine)
M
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 M -> Link to common mineral page
 i -> Information etc.
 r -> Reference
Mineral ? -> Occurrence douptful

Actuality: 23. Mar 2024 - 20:11:44

Rocks (Count: 1)

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Legend

Rock -> name of the rock
Rock (TL) -> rock type locality
-> pictures present
 5 -> number of part localities with these rock
 R -> Link to common rock page
 i -> Information etc.
 r -> Reference
Rock ? -> Occurrence douptful

Actuality: 23. Mar 2024 - 20:11:44

Subsidiary Pages

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Actuality: 23. Mar 2024 - 20:11:44

External links

Cairncross, B., Tsikos, H. and Harris, C. (2000). Prehnite from the Kalahari manganese field, South Africa, and its possible implications. South African J. Geol., 103, 231–236.
Cairncross, B. 2018, Connoisseur\'s Choice: Hausmannite, N\'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa, Rocks&Minerals, Vol. 93, May/June 2018

Reference- and Source indication, Literature

Literatur:

  • Hochleitner, R. (1986). Sturmanit und Ettringit aus den Kalahari-Manganfeldern. LAPIS 11 (10), 19-24.
  • Beukes, G.J., De Bruiyn, H. and Van der Westhuizen, W.A. (1993). Gaudefroyite from the Kalahari manganese field, South Africa. N.Jb. Min., Mh., 385–92.
  • Gutzmer, J. (1994). Hydrothermale Alteration von Manganerzen der Nchwaning Mine, Kalahari Manganerzfeld, Suedafrika. Dipl. Arb. (unv.). Clausthal Univ. Technology, 158 S.
  • Gutzmer, J. (1994). Hydrothermale Alteration von Manganerzen der Nchwaning Mine, Kalahari Manganerzfeld, Suedafrika. Mitteilungsblatt. Clausthal Univ. Technology, 53–54.
  • Cairncross, B., and Dixon, R. (1995). Minerals of South Africa. Geol.Soc. S Africa, Linden 2014, RSA.
  • Nyfeler, D., Armbruster, T., Dixon, R. and Bermanec, V. (1995). Nchwaningite, Mn2+2SiO3(OH)2•H2O, a new pyroxene related chain silicate from the Nchwaning mine, Kalahari manganese field, S Africa. Am. Min., 80, 377–86.
  • Cairncross, B., Beukes, N. and Gutzmer, J. (1997). The Manganese Adventure – The S African Manganese Fields. Assoc. Ore & Metal Corp. Limited, Johannesburg, Rep. South Africa.
  • Cairncross, B., Tsikos, H. and Harris, C. (2000). Prehnite from the Kalahari manganese field, South Africa, and its possible implications. South African J. Geol., 103, 231–36.
  • Cairncross, B., Gutzmer, J. and Pretorius, A. (2002). Spektakulärer Neufund: Poldervaartit aus der N’Chwaning II-Mine, Kalahari, Südafrika. Lapis, 27, 30–34.
  • Cairncross, B. (2004). Field Guide To Rocks & Minerals Of Southern Africa.
  • Bonazzi, P., Bindi, L., Medenbach, O., Pagano, R., Lampronti, Menchetti, S. (2007). Olmiite, CaMn(SiO3(OH))(OH), the Mn-dominant analogue of poldervaartite, a new mineral species from Kalahari manganese fields (Rep. S Africa), Min.Mag., 71, 193-291.
  • Cristian Biagioni, Elena Bonaccorsi, Marco Lezzerini, Marco Merlini, Stefano Merlino: Thermal behaviour of tobermorite from N’Chwaning II mine (Kalahari Manganese Field, Republic of South Africa). I. Thermo-gravimetric and X-ray diffraction studies. Eur J Mineral Vol. 24, Nr. 6 (2012) S. 981-989.
  • Cristian Biagioni, Elena Bonaccorsi, Stefano Merlino, Danilo Bersani, Claudia Forte: Thermal behaviour of tobermorite from N’Chwaning II mine (Kalahari Manganese Field, Republic of South Africa) II. Crystallographic and spectroscopic study of tobermorite 10 Ã…. Eur J Mineral Vol. 24, Nr. 6 (2012) S. 991-1004.
  • Cairncross, B. and Beukes, N.J, (2013). The Kalahari Manganese Field, the adventure continues. Struik Nature Publ., Cape Town, South Africa.
  • Yang, H., Gu, X., Xie, X., van Nieuwenhuizen, J.J., Evans, S.H. and Downs, R.T. (2015). Lipuite, IMA 2014-085. CNMNC Newsl., No.23, S.58; Min. Mag., 79, 51-58. (Typ-Publ.)
  • Cairncross, B. (2019). Südafrika. In: Rhodochrosit. ExtraLapis, Nr.56, S.12-33. Weise Verlag München.
  • Bruce Cairncross: Connoisseur’s Choice: Gaudefroyite, N’Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa. Rocks & Minerals Vol. 97, Issue 5 (2022) S. 424-433.
  • Yu. D. Gritsenko, S. K. Dedushenko, M. F. Vigasina, L. A. Pautov, Ya. V. Golubev, L. P. Ogorodova, D. A. Ksenofontov, L. V. Melchakova, Yu. D. Perfilyev: Manganese Sturmanite from the N’Chwaning 2 Mine, Kalahari, South Africa. Geology of Ore Deposits Vol. 65 (2023) S. 722–733.

IDs

GUSID (Global unique identifier short form) ck4zeG9cSUyRSp4a17CYBQ
GUID (Global unique identifier) 78334E72-5C6F-4C49-914A-9E1AD7B09805
Database ID 40566