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Wickmanite

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Formula:
Mn2+Sn4+(OH)6
System:
Isometric
Colour:
Brownish yellow, yellow
Lustre:
Vitreous, Resinous
Hardness:
4 - 4½
Name:
Named after Frans Erik Wickman (1915-2013), Swedish mineralogist.
Dimorph of:
Schoenfliesite Group. The Ge analogue (unnamed) is described by Geier & Ottemann (1970) (see 'UM1970-16-OH:GeMn').


Classification of Wickmanite

Approved
Approval Year:
1965
4.FC.10

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
C : Hydroxides with OH, without H2O; corner-sharing octahedra
6.3.6.1

6 : HYDROXIDES AND OXIDES CONTAINING HYDROXYL
3 : X(OH)3
7.11.7

7 : Oxides and Hydroxides
11 : Oxides of Sn and Pb

Physical Properties of Wickmanite

Vitreous, Resinous
Colour:
Brownish yellow, yellow
Hardness (Mohs):
4 - 4½

Chemical Properties of Wickmanite

IMA Formula:
Mn2+Sn4+(OH)6
Elements listed in formula:
Common Impurities:
Ca

Crystallography of Wickmanite

Crystal System:
Isometric
Class (H-M):
m3 (2/m 3) - Diploidal
Space Group:
Pn3
Cell Parameters:
a = 7.8744Å
Unit Cell Volume:
V 488.26 ų (Calculated from Unit Cell)
Z:
4
Comment:
RRUFF ID: R100017.9 has 7.904(1) Å.
X-Ray Powder Diffraction Data:
d-spacingIntensity
4.552 (4)
3.931 (10)
2.778 (6)
2.372 (3)
1.7618 (7)
1.6080 (5)
1.0536 (4)

Type Occurrence of Wickmanite

Relationship of Wickmanite to other Species

Other Members of Group:
BurtiteCa[Sn(OH)6]
JeanbandyiteFe3+xFe2+1-xSn(OH)6-xOx (1 ≥ x > 0.5)
Mushistonite(Cu,Zn,Fe2+)[Sn(OH)6]
NataniteFe2+[Sn(OH)6]
SchoenfliesiteMg[Sn(OH)6]
VismirnoviteZn[Sn(OH)6]
4.FC.05BernaliteFe(OH)3
4.FC.05DzhalinditeIn(OH)3
4.FC.05SöhngeiteGa(OH)3
4.FC.10BurtiteCaSn4+(OH)6
4.FC.10MushistoniteCu2+Sn4+(OH)6
4.FC.10NataniteFe2+Sn4+(OH)6
4.FC.10SchoenfliesiteMgSn(OH)6
4.FC.10VismirnoviteZnSn(OH)6
4.FC.15Jeanbandyite(Fe3+,Mn2+)Sn4+(OH,O)6
4.FC.15MopungiteNaSb5+(OH)6
4.FC.15StottiteFe2+Ge4+(OH)6
4.FC.15TetrawickmaniteMn2+Sn4+(OH)6
4.FC.20Ferronigerite-2N1S(Al,Fe,Zn)2(Al,Sn)6O11(OH)
4.FC.20Magnesionigerite-6N6S(Mg,Al,Zn)3(Al,Sn,Fe)8O15(OH)
4.FC.20Magnesionigerite-2N1S(Mg,Al,Zn)2(Al,Sn)6O11(OH)
4.FC.20Ferronigerite-6N6S(Al,Fe,Zn)3(Al,Sn,Fe)8O15(OH)
4.FC.20Zinconigerite-2N1S(Zn,Al,Mg)2(Al,Sn)6O11(OH)
4.FC.20Zinconigerite-6N6S(Zn,Mg,Al)3(Al,Sn,Fe)8O15(OH)
4.FC.25Magnesiotaaffeite-6N’3SMg2BeAl6O12
4.FC.25Magnesiotaaffeite-2N’2SMg3BeAl8O16
7.11.1RomarchiteSnO
7.11.2CassiteriteSnO2
7.11.4SchoenfliesiteMgSn(OH)6
7.11.5BurtiteCaSn4+(OH)6
7.11.6VismirnoviteZnSn(OH)6
7.11.8TetrawickmaniteMn2+Sn4+(OH)6
7.11.9Jeanbandyite(Fe3+,Mn2+)Sn4+(OH,O)6
7.11.10NataniteFe2+Sn4+(OH)6
7.11.11MushistoniteCu2+Sn4+(OH)6
7.11.12Ferronigerite-2N1S(Al,Fe,Zn)2(Al,Sn)6O11(OH)
7.11.13Magnesionigerite
7.11.14ArgutiteGeO2
7.11.15BrunogeieriteFe22+Ge4+O4
7.11.16StottiteFe2+Ge4+(OH)6
7.11.17CarboiriteFe2+Al2GeO5(OH)2
7.11.18OtjisumeitePbGe4O9
7.11.19BartelkeitePbFeGe(Ge2O7)(OH)2 · H2O
7.11.20MassicotPbO
7.11.21LithargePbO
7.11.22MiniumPb22+Pb4+O4
7.11.23PlattneritePbO2
7.11.24ScrutinyitePbO2
7.11.25MurdochiteCu12Pb2O15Cl2
7.11.26MacedonitePbTiO3
7.11.27CesàrolitePbMn34+O6(OH)2
7.11.28CoronaditePb(Mn64+Mn23+)O16
7.11.29QuenselitePbMn3+O2(OH)
7.11.30PlumboferritePb2(Fe3+,Mn2+,Mg)11O19
7.11.31MagnetoplumbitePbFe123+O19
7.11.32SenaitePb(Mn,Y,U)(Fe,Zn)2(Ti,Fe,Cr,V)18(O,OH)38

Other Names for Wickmanite

Name in Other Languages:

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Wickmanite

Reference List:
Arkiv för Mineralogi och Geologi (1967): 4: 395-399.

Acta Crystallographica: 13: 601-603.

American Mineralogist (1968): 1063.

Christensen, A. N., Hazell, R. G. (1969): Hydrotermal preparation of hydroxy stannates. The crystal structure of MnSn(OH)6. Acta Chemica Scandinavica, 23, 1219-1224. [synth. wickmanite]

American Mineralogist (1971): 56: 1488.

Mineralogicheskii Zhurnal, Kiev (1984): 6: 89-92.

Internet Links for Wickmanite

mindat.org URL:
https://www.mindat.org/min-4283.html
Please feel free to link to this page.
Specimens:
The following Wickmanite specimens are currently listed for sale on minfind.com.

Localities for Wickmanite

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
(TL) indicates type locality for a valid mineral species. (FRL) indicates first recorded locality for everything else. ? indicates mineral may be doubtful at this locality. All other localities listed without reference should be considered as uncertain and unproven until references can be found.
Australia
 
  • Tasmania
    • Waratah-Wynyard municipality
      • Heazlewood district
        • Luina
http://www.crocoite.com/mainadit/luina.htm
Bolivia
 
  • Potosí Department
    • Rafael Bustillo Province (Bustillos Province)
      • Llallagua
[MinRec 32:474]
Canada
 
  • Manitoba
    • Lac-du-Bonnet area
      • Bernic Lake
Royal Ontario Museum Collection
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Karlovy Vary Region
      • Krušné Hory Mts (Erzgebirge)
        • Jáchymov District (St Joachimsthal)
Josef Vajdak (2002) Mineral News, 18, #1, 6.
Mexico
 
  • Chihuahua
    • Mun. de Aquiles Serdán
      • Santa Eulalia District
        • West Camp
          • Francisco Portillo
Peter Megaw Collection
  • Zacatecas
    • Mun. de Sombrerete
      • San Martín
        • San Martín-Sabinas District
Peter Megaw
Morocco
 
  • Fès-Meknès Region
    • Meknès Prefecture
      • Meknès
        • El Hammam (El Hamman)
Ph. M. Sonnet : "Burtite, Calcium Hexahydrostannate, a New Mineral from El Hamman, Central Morocco", Canadian Mineralogist, Vol. 19, 1981, pp. 397-401.
Econ Geol (1989) 84:575-590
Namibia
 
  • Otjikoto Region (Oshikoto)
http://rruff.geo.arizona.edu/doclib/hom/wickmanite.pdf.
Norway
 
  • Telemark
    • Porsgrunn
      • Mørje
        • Sagåsen
Engvoldsen,T.,Andersen, F.,Berge, S.A. & Burvald, I. (1991): Pegmatittmineraler fra Larvik ringkompleks. STEIN 18(1),15-71; Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp
  • Vestfold
    • Larvik
      • Hedrum
        • Lågendalen
Andersen, F. (1993): Hedrum pukkverk i Lågendalen. STEIN 20 (4), 236-238
      • Tvedalen
Åmli, R. and Griffin, W.L. (1972): Contributions to the mineralogy of Norway, No 47. Three minerals new to Norway: Wickmannite, Leadhillite and Hydrocerussite. Norsk Geologisk Tidsskrift 52: 192-196
Larsen, K. E. (2016): Noen funn av mineraler i Norge 2015-2016. Norsk mineralsymposium 2016, 127-135.
Nordrum, F. S. (2007): Nyfunn av mineraler i Norge 2006-2007. STEIN 34 (2), 14-26; Larsen, A. O. (ed.) (2010): The Langesundsfjord. History, geology, pegmatites, minerals. Bode Verlag Gmbh, Salzhemmendorf, Germany, 240 pp
Kamphaug, E. (1987): Wikmanitt (sic!) fra Vevja-bruddet i Tvedalen. NAGS-nytt 14 (4),27.
Russia
 
  • Northern Region
    • Karelia Republic
      • Ladoga Region
[MinRec 13:238]; Ivashchenko, V. I., Valkama, M., Sundblad, K., Golubev, A. I., & Alekseev, V. Y. (2011, September). New data on mineralogy and metallogeny of scarns in the Pitkyaranta ore region. In Doklady Earth Sciences (Vol. 440, No. 1, pp. 1307-1311). SP MAIK Nauka/Interperiodica; Ivashchenko, V. I., & Lavrov, О. В. (2006) Ore Deposits and Occurrences in the North Ladoga Region, Southwest Karelia. in Ore Deposits And Occurrences In The North Ladoga Region, Southwest Karelia Field Trip Guidebook. Understanding the genesis of ore deposits to meet the demands of the 21st century 12th Quadrennial IAGOD Symposium 2006. Moscow. P.41-64.
          • Old Mining Field
Canadian Mineralogist 15,437(1977)
Sweden
 
  • Södermanland
    • Utö
Langhof, J., Holtstam, D. & Gustafsson, L., 2000: Chiavennite and zoned genthelvite-helvite as late-stage minerals of the Proterozoic LCT pegmatites at Utö, Stockholm, Sweden. GFF, Vol. 122 (Pt. 2, June), pp. 207-212. Stockholm. ISSN 1103-5897
  • Värmland
    • Filipstad
Arkiv Min.Geol.(1967) 4, 395-399; MinRec: 4:27, 13:238; Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
      • Långban district
No reference listed
Swedish Museum of Natural History, specimen ID 19221388.
  • Västerbotten
    • Skellefteå
Sandström, F. (2008) Varuträskpegmatiten. Litofilen, 25 (2), 17-46
UK
 
  • England
    • Cornwall
      • St Just District
        • St Just
          • Botallack
            • Cliff outcrops
Hubbard, N. (1989): Mineralogical Magazine 48, 388
USA
 
  • North Carolina
    • Cleveland Co.
      • Kings Mountain District
Jan H.Bernard and Jaroslav Hyrsl,2004, Minerals and their Localities,pg # 658
  • Utah
    • Juab Co.
Min Rec 17:5 p342
Mineral and/or Locality  
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