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Kuzelite

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About KuzeliteHide

Formula:
Ca4Al2(OH)12[SO4] · 6H2O
Lustre:
Vitreous
Hardness:
1½ - 2
Crystal System:
Trigonal
Name:
For Prof. Hans Jürgen Kuzel (1932–1997), University of Erlangen, Germany, who first synthesized the compound.
This page provides mineralogical data about Kuzelite.


Classification of KuzeliteHide

Approved
4.FL.15

4 : OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodates)
F : Hydroxides (without V or U)
L : Hydroxides with H2O +- (OH); sheets of edge-sharing octahedra

Physical Properties of KuzeliteHide

Vitreous
Hardness:
1½ - 2 on Mohs scale

Optical Data of KuzeliteHide

Type:
Uniaxial (-)
RI values:
nω = 1.504 nε = 1.485
Max Birefringence:
δ = 0.019
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate

Chemical Properties of KuzeliteHide

Formula:
Ca4Al2(OH)12[SO4] · 6H2O
IMA Formula:
Ca4Al2(OH)12(SO4) · 6H2O

Crystallography of KuzeliteHide

Crystal System:
Trigonal

Type Occurrence of KuzeliteHide

Synonyms of KuzeliteHide

Other Language Names for KuzeliteHide

German:Kuzelit
Spanish:Kuzelita

Relationship of Kuzelite to other SpeciesHide

Other Members of this group:
HydrocalumiteCa4Al2(OH)12(Cl,CO3,OH)2 · 4H2OMon. 2 : P21

Common AssociatesHide

Associated Minerals Based on Photo Data:
Hydrocalumite1 photo of Kuzelite associated with Hydrocalumite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

4.FL.TrébeurdeniteFe2+2Fe3+4O2(OH)10CO3·3H2OTrig. 3m (3 2/m) : R3m
4.FL.05WoodalliteMg6Cr2(OH)16Cl2 · 4H2OTrig.
4.FL.05IowaiteMg6Fe3+2(OH)16Cl2 · 4H2OTrig. 3m (3 2/m) : R3m
4.FL.05JamboriteNi2+1-xCo3+x(OH)2-x(SO4)x · nH2OTrig. 3m (3 2/m) : R3m
4.FL.05MeixneriteMg6Al2(OH)16(OH)2 · 4H2OTrig. 3m (3 2/m) : R3m
4.FL.05MuskoxiteMg7Fe4O13 · 10H2OTrig. 3m (3 2/m)
4.FL.05FougèriteFe2+4Fe3+2(OH)12[CO3]·3H2OTrig. 3m (3 2/m) : R3m
4.FL.10HydrocalumiteCa4Al2(OH)12(Cl,CO3,OH)2 · 4H2OMon. 2 : P21
4.FL.20Aurorite(Mn2+,Ag,Ca)Mn4+3O7 · 3H2OTrig. 3 : R3
4.FL.20Chalcophanite(Zn,Fe,Mn)Mn3O7 · 3H2OTrig. 3 : R3
4.FL.20ErnienickeliteNiMn3O7 · 3H2OTrig. 3 : R3
4.FL.20Jianshuiite(Mg,Mn,Ca)Mn3O7 · 3H2OTrig. 3 : R3
4.FL.25WoodruffiteZn2+x/2(Mn4+1-xMn3+x)O2·yH2OMon. 2/m : B2/m
4.FL.30Asbolane(Ni,Co)2-xMn4+(O,OH)4 · nH2OHex.
4.FL.35BuseriteNa4Mn14O27 · 21H2O
4.FL.40Ranciéite(Ca,Mn2+)0.2(Mn4+,Mn3+)O2 · 0.6H2OTrig. 3 : P3
4.FL.40Takanelite(Mn,Ca)Mn4O9 · H2OHex.
4.FL.45Birnessite(Na,Ca)0.5(Mn4+,Mn3+)2O4 · 1.5H2OMon. 2/m : B2/m
4.FL.55CianciulliiteMn(Mg,Mn)2Zn2(OH)10 · 2-4H2OMon. 2/m : B2/m
4.FL.60JenseniteCu3[TeO6] · 2H2OMon. 2/m : P21/m
4.FL.65LeisingiteCuMg2Te6+O6 · 6H2OTrig. 3 : P3
4.FL.70Akdalaite5Al2O3 · H2OHex.
4.FL.75CafetiteCaTi2O5 · H2OMon. 2/m : P21/b
4.FL.80MouriteUMo5O12(OH)10Mon.
4.FL.85DeloryiteCu4(UO2)(MoO4)2(OH)6Mon.

Other InformationHide

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 KuzeliteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Pöllmann, H., Witzke, T. & Kohler, H. (1997): Kuzelite, [Ca4Al2(OH)12][(SO4).6H2O], a new mineral from Maroldsweisach/Bavaria, Germany. Neues Jahrbuch für Mineralogie, Monatshefte (1997): 423-432.
Mineralogical Record: 29: 473.
Mesbah, A., François, M., Cau-Dit-Coumes, C., Frizon, F., Filinchuk, Y., Leroux, F., Ravaux, J., Renaudin, G. (2011): Crystal structure of Kuzel's salt 3CaO•Al2O3•1/2CaSO4•1/2CaCl2•11H 2O determined by synchrotron powder diffraction. Cement and Concrete Research 41, 504-509.
Mills, S.J., Christy, A.G., Genin, J.-M.R., Kameda, T., Colombo, F. (2012): Nomenclature of the hydrotalcite supergroup: natural layered double hydroxides. Mineralogical Magazine, 76, 1289-1336.

Internet Links for KuzeliteHide

Localities for KuzeliteHide

This 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.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Germany (TL)
 
  • Bavaria
    • Franconia
      • Maroldsweisach
Pöllmann, H., Witzke, T. & Kohler, H. (1997): Kuzelite, [Ca4Al2(OH)12][(SO4).6H2O], a new mineral from Maroldsweisach/Bavaria, Germany. Neues Jahrb. Mineral., Monatsh. 1997, 423-432.
  • Rhineland-Palatinate
    • Mayen
      • Ettringen
        • Bellerberg volcano
Marko Burkhardt
          • Southern lava flow
            • Mayener Feld
Blass, G., Graf, H.W., Neue Mineralienfunde aus der Vulkaneifel, Mineralien-Welt 12/1, 17-25, 2001
    • Mendig
      • Bell
Blass, G., Graf, H.W., Kolitsch, U., Neue Funde aus der Vulkaneifel - ein Rückblick auf die Sammelsaison 2002, Mineralien-Welt 13/5, 2003
Mineral and/or Locality  
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