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Bismutoferrite

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Formula:
Fe23+Bi(SiO4)2(OH)
System:
Monoclinic
Colour:
yellow, green
Hardness:
6
Name:
Named in allusion to its composition, containing BISMUTh and iron, (Latin = FERRum).
The bismuth analogue of Chapmanite, with which it is easily confused.


Classification of Bismutoferrite

Approved, 'Grandfathered' (first described prior to 1959)
9.ED.25

9 : SILICATES (Germanates)
E : Phyllosilicates
D : Phyllosilicates with kaolinite layers composed of tetrahedral and octahedral nets
71.1.3.1

71 : PHYLLOSILICATES Sheets of Six-Membered Rings
1 : Sheets of 6-membered rings with 1:1 layers
14.14.8

14 : Silicates not Containing Aluminum
14 : Silicates of V and Bi

Physical Properties of Bismutoferrite

Diaphaneity (Transparency):
Translucent
Colour:
yellow, green
Streak:
light green
Hardness (Mohs):
6
Tenacity:
Brittle
Fracture:
Conchoidal
Density:
4.47 g/cm3 (Measured)    5.09 g/cm3 (Calculated)

Optical Data of Bismutoferrite

Type:
Biaxial
RI values:
nα = 1.930 nβ = 1.970 nγ = 2.010
Max Birefringence:
δ = 0.080
Image shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:
Very High
Dispersion:
r > v strong

Chemical Properties of Bismutoferrite

Formula:
Fe23+Bi(SiO4)2(OH)
Elements listed in formula:
Common Impurities:
Al,As

Crystallography of Bismutoferrite

Crystal System:
Monoclinic
Class (H-M):
m - Domatic
Space Group:
Bm
Space Group Setting:
Cm
Cell Parameters:
a = 5.21 Å, b = 9.02 Å, c = 7.74 Å
β = 100.67°
Ratio:
a:b:c = 0.578 : 1 : 0.858
Unit Cell Volume:
V 357.45 ų (Calculated from Unit Cell)
Z:
2

Type Occurrence of Bismutoferrite

Relationship of Bismutoferrite to other Species

9.ED.Clinochrysotile
9.ED.05DickiteAl2Si2O5(OH)4
9.ED.05KaoliniteAl2Si2O5(OH)4
9.ED.05NacriteAl2Si2O5(OH)4
9.ED.05Odinite(Fe3+,Mg,Al,Fe2+)2.5(Si,Al)2O5(OH)4
9.ED.10HalloysiteAl2(Si2O5)(OH)4
9.ED.10HisingeriteFe2Si2O5(OH)4 · 2H2O
9.ED.10Halloysite-7ÅAl2Si2O5(OH)4
9.ED.15AmesiteMg2Al(AlSiO5)(OH)4
9.ED.15AntigoriteMg3Si2O5(OH)4
9.ED.15Berthierine(Fe2+,Fe3+,Al)3(Si,Al)2O5(OH)4
9.ED.15Brindleyite(Ni,Al)3(Si,Al)2O5(OH)4
9.ED.15CaryopiliteMn32+Si2O5(OH)4
9.ED.15ChrysotileMg3Si2O5(OH)4
9.ED.15Cronstedtite(Fe2+,Fe3+)3(Si,Fe3+)2O5(OH)4
9.ED.15Fraipontite(Zn,Al)3(Si,Al)2O5(OH)4
9.ED.15Greenalite(Fe2+,Fe3+)2-3Si2O5(OH)4
9.ED.15Kellyite(Mn2+,Mg,Al)3(Si,Al)2O5(OH)4
9.ED.15LizarditeMg3Si2O5(OH)4
9.ED.15ManandoniteLi2Al4(Si2AlB)O10(OH)8
9.ED.15NépouiteNi3Si2O5(OH)4
9.ED.15PecoraiteNi3Si2O5(OH)4
9.ED.15GuidottiiteMn2Fe3+(SiFe3+)O5(OH)4
9.ED.20AllophaneAl2O3(SiO2)1.3-2.0 · 2.5-3.0H2O
9.ED.20Chrysocolla(Cu2-xAlx)H2-xSi2O5(OH)4 · nH2O
9.ED.20ImogoliteAl2SiO3(OH)4
9.ED.20Neotocite(Mn2+,Fe2+)SiO3 · H2O
9.ED.25ChapmaniteFe23+Sb3+(SiO4)2(OH)
14.14.1CavansiteCaV4+OSi4O10 · 4H2O
14.14.2PentagoniteCaV4+OSi4O10 · 4H2O
14.14.3GoldmaniteCa3V23+(SiO4)3
14.14.4HaradaiteSrV4+Si2O7
14.14.5SaneroiteNa2(Mn2+,Mn3+)10V5+Si11O34(OH)4
14.14.6ErlianiteFe42+Fe23+Si6O15(OH)8
14.14.7EulytineBi4(SiO4)3

Other Names for Bismutoferrite

Name in Other Languages:
Simplified Chinese:羟硅铋铁矿
Traditional Chinese:羥矽鉍鐵礦

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 Bismutoferrite

Reference List:
Milton, C., J.M. Axelrod, and B. Ingram (1958): Bismutoferrite, chapmanite, and "hypochlorite". American Mineralogist, 43, 656-670.

Zhukhlistov A P, Zvyagin B B (1977) Determination of the crystal structures of chapmanite and bismuthoferrite by high-voltage electron diffraction. Soviet Physics - Crystallography 22, 419-423

Internet Links for Bismutoferrite

mindat.org URL:
https://www.mindat.org/min-667.html
Please feel free to link to this page.

Localities for Bismutoferrite

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
 
  • New South Wales
    • Gough Co.
      • Elsmore
Rankin, J., Lawrence, L. J., Sharpe, J. L. and Williams, P. A. (2002): Rare secondary bismuth, tungsten and molybdenum minerals from Elsmore, New England district of New South Wales. Australian Journal of Mineralogy 8, 55-60.
      • Kingsgate
Sharpe, J.L., & Williams P.A. (2004) - Secondary bismuth and molybdenum minerals from Kingsgate, New England district of New South Wales.- Australian Journal of Mineralogy, vol.10, n°1.
  • Western Australia
    • Upper Gascoyne Shire
      • Yinnietharra (Yinnietharra Station; Yinnetharra)
Pegmatites of Western Australia; M Jacobson, M Calderwood, B Grguric; Hesperian Press, 2007 Perth
Bridge, P. J. & Pryce, M. W. (1974): Clinobisvanite, monoclinic BiVO4, a new mineral from Yiennietharra, Western Australia. Mineralogical Magazine 39: 847-9
Bolivia
 
  • La Paz Department
    • Larecaja Province
      • Sorata
[MinRec 32:474]
Canada
 
  • Ontario
    • Timiskaming District
      • Cobalt-Gowganda region
        • South Lorrain Township
Canadian Mineralogist 47, 159-164, 165-172(2009)
  • Québec
    • Outaouais
      • Les Collines-de-l'Outaouais RCM
        • Val-des-Monts
          • Lac Saint-Pierre (Wakefield Lake)
Traill, R.J. (1983) Catalogue of Canadian mineral species. Geological Survey of Canada, Paper 80-18, 432p.
Czech Republic
 
  • Bohemia (Böhmen; Boehmen)
    • Karlovy Vary Region
      • Horní Slavkov (Schlaggenwald)
        • Krásno (Schönfeld)
Sejkora, J., Ondruš, P., Fikar, M., Veselovský, F., Mach, Z., Gabašová, A., Skoda, R. & Beran, P. (2006): Supergene minerals at the Huber stock and Schnöd stock deposits, Krásno ore District, the Slavkovský les area, Czech Republic. Journal of the Czech Geological Society 51, 57-101.
      • Kraslice (Graslitz)
Beran, P.: Mineralogie ložiska Cu (Ag, Au, Co) rud Tisová u Kraslic. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 1997, roč. 4-5, s. 65-77.
      • Krušné Hory Mts (Erzgebirge)
        • Jáchymov District (St Joachimsthal)
          • Jáchymov (St Joachimsthal)
Lapis 2002(7/8), 54
      • Mariánské Lázně (Marienbad)
        • Slavkovský Les Mtn
Sejkora, J., Srein, V., Ondrus, p. (1994): New data on bismutoferrite and chapmanite from the Bohemian occurrences. Vist.Ces.Geol.Ust., 69(4), 75-78
Malý, K., Sejkora, J.: Supergenní Cu a Bi mineralizace na lokalitě Tři Sekery u Mariánských Lázní. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2004, roč. 12, s. 136-139.
    • Ústí Region
      • Krušné Hory Mts (Erzgebirge)
        • Klášterec nad Ohří
Sejkora, Jiří; Čejka, Jiří (2007), Šreinite from Horní Halže, the Krušné hory Mountains, Czech Republic, a new mineral species, its comparison with asselbornite from Schneeberg, and new data for asselbornite. Neues Jahrbuch für Mineralogie - Abhandlungen, Volume 184(2)197-206.
France
 
  • Grand Est
    • Haut-Rhin
      • Ste Marie-aux-Mines (Markirch)
Wittern, Journée: "Mineralien finden in den Vogesen", von Loga (Cologne), 1997; Wittern, Journée: "Mineralien finden in den Vogesen", von Loga (Cologne), 1997
Germany
 
  • Baden-Württemberg
    • Black Forest
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Bad Rippoldsau
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Gengenbach
        • Haigerach valley
Wittern,A. (1995) Mineralien finden im Schwarzwald
      • Münstertal
        • Staufen
          • Grunern
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Schenkenzell
        • Wittichen
          • Burgfelsen
No reference listed
          • Heubach Valley
No reference listed
K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
      • Wolfach
        • Oberwolfach
          • Rankach valley
WALENTA, K. (1995): Neue Mineralfunde von der Grube Clara. 6. Folge, 2. Teil. - Lapis 20 (6), 41 und 46-49.
  • Bavaria
    • Franconia
      • Franconian Forest
        • Bad Steben
          • Lichtenberg
            • Lichtenberg Copper mines
Meier, S. and Dünkel, B. (2010): Mineralien von der Dorschenmühle bei Lichtenberg, Franken. Lapis, 35 (10), 60-64; 90.
    • Lower Bavaria
      • Röhrnbach
Habel, M. (2009): Der Granodioritbruch der Fa. Josef Uhrmann OHG, Steinerleinbach bei Röhrnbach. Mineralien-Welt 20 (2), 66-86.
  • Saxony-Anhalt
    • Harz
      • Wernigerode
        • Hasserode
Wittern: "Mineralfundorte in Deutschland", 2001
  • Saxony
    • Erzgebirge
J. Gröbner und U. Kolitsch (2006): Neufunde aus dem Erzgebirge (II). Mineralien-Welt 17 (3), 22-27.
        • Antonsthal
Gröbner J., Kolitsch U.; Neufunde aus dem Erzgebirge (II), Mineralien-Welt Jg 17 (2006), 3, pag. 22-27.
      • Freiberg District
        • Roßwein
Handbook of Mineralogy
      • Johanngeorgenstadt District
        • Johanngeorgenstadt
Gröbner, J., Grimm, O. & Zienau, H. (2005): Neufunde interessanter Wismut- und Uranmineralien am Schaarschacht, Johanngeorgenstadt, Sachsen. Lapis 30 (6), 44-51; 62.
      • Marienberg District
        • Lauta
Hajek, W. (2010): Kristallwelten Marienberg. Weise Verlag, München.
Frenzel, 1871
        • Neustädtel
Lapis 30(7/8):41-70 (2005)
Lapis 30(7/8):41-70 (2005)
Bergakademie Freiberg collection (unnumbered specimen (ex: K.S. Mineralien-Niederlage zu Freiberg).
Belendorff, K. (2009): Dreyerit und Rhabdophan-(Nd) aus Schneeberg, Erzgebirge. Mineralien-Welt 20 (3), 27-29
          • Junge Kalbe Mine
Am Min 43 (1958), 656
Lapis 30(7/8):41-70 (2005)
          • Siebenschlehen Mine (Shaft 10)
Lapis 30(7/8):41-70 (2005)
Th. Witzke collection
          • Weißer Hirsch Mine (Shaft 3)
Lapis 30(7/8):41-70 (2005)
        • Wolfgang Maaßen Mine field
Lapis 30(7/8):41-70 (2005)
  • Thuringia
    • Vogtland
      • Hirschberg
        • Ullersreuth
T. Witzke et al.: Lapis 2001(12), 13-27
Japan
 
  • Honshu Island
    • Tohoku Region
      • Fukushima Prefecture
        • Soma-gun
Matsubara & Miyawaki (2006) Catalogue of Japanese Minerals. (National Science Museum, Tokyo)
Romania
 
  • Caraş-Severin Co.
    • Banat Mts
      • Ocna de Fier-Dognecea District
http://minerals-of-the-carpathians.eu
South Africa
 
  • Mpumalanga Province
    • Ehlanzeni District
      • Pilgrim's Rest
        • Bourke's Luck
Minerals of South Africa
UK
 
  • England
    • Cornwall
      • Callington District
        • Calstock
          • Gunnislake
Golley, P., and Williams, R. (1995): Cornish Mineral Reference Manual. Endsleigh Publications (Truro), 104 pp.; Weiss, S., Green, D.H., Hooper, J.J., Elton, N. (2007): Lapis 32(11), 13-25
      • St Austell District
        • St Stephen-in-Brannel
          • St Stephen
Kingsbury, A.W.G. (1963): Mineralogical Magazine 33, xc
    • Cumbria
      • Southern Fells
        • Waberthwaite
[Mineralogical Record 29:164]; BMS Database
USA
 
  • California
    • Plumas Co.
      • Diamond Mts
        • Last Chance District
          • Adams Peak
Mineralogical Record (1998): 29: 165.
  • Connecticut
    • Middlesex Co.
      • Portland
Huff, R. C., R. G. Huff, J. Vajdak. (1996), An Occurrence of Bismutoferrite in Portland, Connecticut. Rocks & Minerals: 71(3): 197.; Vajdak, Josef. (1997), New Mineral Finds in 1996, News from Vajdak of Pequa Rare Minerals and Metals. Mineral News: 13:(3): 1,4,5.
  • New Mexico
    • Doña Ana Co.
Handbook of Mineralogy
Mineral and/or Locality  
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