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Magnesiozippeite

A valid IMA mineral species
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09042710017060398133673.jpg
Magnesiozippeite, etc.

Jan Evangelista vein, Svornost Mine, Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
08732180014977193167224.jpg
Magnesiozippeite, etc.

Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
09267090014977332094542.jpg
Magnesiozippeite

Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
04994770017056075295177.jpg
Magnesiozippeite, etc.

Jan Evangelista vein, Svornost Mine, Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
07216140014949389723586.jpg
Magnesiozippeite, etc.

Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
02989350014949427359129.jpg
Magnesiozippeite

Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
09042710017060398133673.jpg
Magnesiozippeite, etc.

Jan Evangelista vein, Svornost Mine, Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
08732180014977193167224.jpg
Magnesiozippeite, etc.

Jáchymov, Karlovy Vary District, Karlovy Vary Region, Czech Republic
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About MagnesiozippeiteHide

Formula:
Mg(UO2)2(SO4)O2 · 3.5H2O
Colour:
Intense yellow, orange, red brownish yellow.
Hardness:
2
Specific Gravity:
4.756 (Calculated)
Crystal System:
Monoclinic
Member of:
Zippeite Group
Name:
For its relation to zippeite and dominance of magnesium. Originally called magnesium-zippeite, the name was changed in 2008 by the IMA (Burke 2008).
See also marécottite.


Unique IdentifiersHide

Mindat ID:
2474
Long-form identifier:
mindat:1:1:2474:3
GUID
(UUID V4):
9f5b1049-1179-4648-a7d1-06ded5fc3039

IMA Classification of MagnesiozippeiteHide

IMA status:
Approved
IMA status notes:
Redefined by the IMA
First published:
1976
Approval history:
Redefined IMA00-G: Neotype approved; redefined as monoclinic (Grice and Ferraris 2003).

Classification of MagnesiozippeiteHide

Strunz-mindat (2024):
7.EC.05

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
E : Uranyl sulfates
C : With medium-sized and large cations
Dana 8th ed.:
31.10.4.3

31 : HYDRATED SULFATES CONTAINING HYDROXYL OR HALOGEN
10 : Miscellaneous
Hey's CIM Ref.:
25.8.13

25 : Sulphates
8 : Sulphates of Sb, V, Cr and U

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference
MzipIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of MagnesiozippeiteHide

Transparency:
Translucent
Colour:
Intense yellow, orange, red brownish yellow.
Hardness:
2 on Mohs scale
Density:
4.756 g/cm3 (Calculated)

Optical Data of MagnesiozippeiteHide

Type:
Biaxial
RI values:
nα = 1.700 nβ = 1.740 nγ = 1.790
Max Birefringence:
δ = 0.090
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
High
Dispersion:
r > v strong
Pleochroism:
Visible
Comments:
X = pale yellow; Y = yellow; Z = dark yellow.

Chemistry of MagnesiozippeiteHide

Mindat Formula:
Mg(UO2)2(SO4)O2 · 3.5H2O
Elements listed:
H, Mg, O, S, U - search for minerals with similar chemistry

Crystallography of MagnesiozippeiteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
B2/m
Setting:
C2/m
Cell Parameters:
a = 8.6514(4) Å, b = 14.1938(7) Å, c = 17.7211(9) Å
β = 104.131(1)°
Ratio:
a:b:c = 0.61 : 1 : 1.249
Unit Cell V:
2,110.24 ų (Calculated from Unit Cell)
Morphology:
Earthy, granular/crystalline.
Comment:
Data for synthetic sample. Natural crystals gave a cell with a halved volume (Plášil et al., 2013): a = 8.7005(5), b = 14.2541(6), c = 8.8433(5)Å, β = 104.408(5)°, V = 1062.24(9) Å3.

Crystal StructureHide

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IDSpeciesReferenceLinkYearLocalityPressure (GPa)Temp (K)
0005851MagnesiozippeiteBurns P C, Deely K M, Hayden L A (2003) The crystal chemistry of the zippeite group The Canadian Mineralogist 41 687-70620030293
0005854MagnesiozippeiteBurns P C, Deely K M, Hayden L A (2003) The crystal chemistry of the zippeite group The Canadian Mineralogist 41 687-70620030293
0005854MagnesiozippeiteBurns P C, Deely K M, Hayden L A (2003) The crystal chemistry of the zippeite group The Canadian Mineralogist 41 687-70620030293
0005851MagnesiozippeiteBurns P C, Deely K M, Hayden L A (2003) The crystal chemistry of the zippeite group The Canadian Mineralogist 41 687-70620030293
CIF Raw Data - click here to close

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
7.112 Å(100)
3.559 Å(58)
3.104 Å(40)
3.449 Å(38)
2.653 Å(22)
1.9518 Å(22)
2.4774 Å(21)
Comments:
Jáchymov, Czech Republic

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
Stage 7: Great Oxidation Event<2.4
47b : [Sulfates and sulfites]
47f : [Uranyl (U⁶⁺) minerals]
Stage 10b: Anthropogenic minerals<10 Ka
55 : Anthropogenic mine minerals

Type Occurrence of MagnesiozippeiteHide

Type Locality:
ⓘ Lucky Strike No. 2 Mine, San Rafael Swell Mining District, Emery County, Utah, USA
Place of Conservation of Type Material:
Musée Géologique Cantonal, Lausanne, Switzerland, MGL 54060 (neotype).
Harvard University, Boston, USA, 2000-G (holotype).

Synonyms of MagnesiozippeiteHide

Other Language Names for MagnesiozippeiteHide

Relationship of Magnesiozippeite to other SpeciesHide

Member of:
Zippeite Group
Other Members of this group:
Ammoniozippeite(NH4)2[(UO2)2(SO4)O2] · H2OOrth. mmm (2/m 2/m 2/m)
CobaltzippeiteCo(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
NatrozippeiteNa5(UO2)8(SO4)4O5(OH)3 · 12H2OMon. 2/m : P21/m
NickelzippeiteNi2(UO2)6(SO4)3(OH)10 · 16H2O Mon.
PlavnoiteK0.8Mn0.6[(UO2)2O2(SO4)] · 3.5H2OMon. 2/m : B2/m
PseudojohanniteCu3(OH)2[(UO2)4(SO4)2] · 12H2OTric. 1 : P1
Sejkoraite-(Y)Y2(UO2)8(SO4)4O6(OH)2 · 26H2OTric. 1 : P1
ZinczippeiteZn(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2OMon. 2 : B2

Common AssociatesHide

Associated Minerals Based on Photo Data:
5 photos of Magnesiozippeite associated with JohanniteCu(UO2)2(SO4)2(OH)2 · 8H2O
3 photos of Magnesiozippeite associated with GypsumCaSO4 · 2H2O
2 photos of Magnesiozippeite associated with MarécottiteMg3(UO2)8(SO4)4O6(OH)2 · 28H2O
2 photos of Magnesiozippeite associated with LeesiteK(H2O)2[(UO2)4O2(OH)5] · 3H2O
1 photo of Magnesiozippeite associated with Blatonite(UO2)CO3 · H2O

Related Minerals - Strunz-mindat GroupingHide

7.EC.AdolfpateraiteK(UO2)(SO4)(OH)(H2O)Mon. 2/m : P21/b
7.EC.Beshtauite(NH4)2(UO2)(SO4)2 · 2H2OMon. 2/m : P21/b
7.EC.SeaborgiteLiK2Na6(UO2)(SO4)5(SO3OH)(H2O)Tric. 1 : P1
7.EC.Nitscheite(NH4)2[(UO2)2(SO4)3(H2O)2] · 3H2OMon. 2/m
7.EC.OldsiteK2Fe2+[(UO2)(SO4)2]2(H2O)8Orth. mm2 : Pmn21
7.EC.Libbyite(NH4)2(Na2◻)[(UO2)2(SO4)3(H2O)]2 · 7H2OTet. 4 2 2 : P41 21 2
7.EC.05CobaltzippeiteCo(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
7.EC.05NickelzippeiteNi2(UO2)6(SO4)3(OH)10 · 16H2O Mon.
7.EC.05NatrozippeiteNa5(UO2)8(SO4)4O5(OH)3 · 12H2OMon. 2/m : P21/m
7.EC.05ZinczippeiteZn(UO2)2(SO4)O2 · 3.5H2OMon. 2/m : B2/m
7.EC.05ZippeiteK3(UO2)4(SO4)2O3(OH) · 3H2OMon. 2 : B2
7.EC.05PlavnoiteK0.8Mn0.6[(UO2)2O2(SO4)] · 3.5H2OMon. 2/m : B2/m
7.EC.05Redcanyonite(NH4)2Mn[(UO2)4O4(SO4)2](H2O)4Mon. 2/m : B2/m
7.EC.05Ammoniozippeite(NH4)2[(UO2)2(SO4)O2] · H2OOrth. mmm (2/m 2/m 2/m)
7.EC.10RabejaciteCa(UO2)4(SO4)2(OH)6 · 6H2OTric. 1 : P1
7.EC.10SvornostiteK2Mg[(UO2)(SO4)2]2 · 8H2OOrth. mm2 : Pmn21
7.EC.15MarécottiteMg3(UO2)8(SO4)4O6(OH)2 · 28H2OTric. 1 : P1
7.EC.15Sejkoraite-(Y)Y2(UO2)8(SO4)4O6(OH)2 · 26H2OTric. 1 : P1
7.EC.20PseudojohanniteCu3(OH)2[(UO2)4(SO4)2] · 12H2OTric. 1 : P1
7.EC.40BluelizarditeNa7(UO2)(SO4)4Cl(H2O)2Mon. 2/m : B2/b
7.EC.45MeisseriteNa5(UO2)(SO4)3(SO3OH)(H2O)Tric. 1 : P1
7.EC.45FermiiteNa4(UO2)(SO4)3 · 3H2OOrth. mm2 : Pmn21
7.EC.45OppenheimeriteNa2(UO2)(SO4)2 · 3H2OTric. 1 : P1
7.EC.50PlášiliteNa(UO2)(SO4)(OH) · 2H2OMon. 2/m : P21/b
7.EC.50FeynmaniteNa(UO2)(SO4)(OH) · 3.5H2OMon.
7.EC.55GeschieberiteK2(UO2)(SO4)2 · 2H2OOrth. mm2 : Pna21
7.EC.60OttohahniteNa6(UO2)2(SO4)5(H2O)7 · 1.5H2OTric. 1 : P1
7.EC.65PéligotiteNa6(UO2)(SO4)4 · 4H2OTric. 1 : P1
7.EC.70KlaprothiteNa6(UO2)(SO4)4 · 4H2OMon. 2/m : P21/b
7.EC.75Lussierite Na10[(UO2)(SO4)4](SO4)2 · 3(H2O)Mon. m : Bb
7.EC.80NavrotskyiteK2Na10(UO2)3(SO4)9 · 2H2OOrth. mmm (2/m 2/m 2/m) : Pbcm
7.EC.85Pseudomeisserite-(NH4)(NH4)2Na4[(UO2)2(SO4)5] · 4H2OMon. 2/m : P21/b
7.EC.90WetherilliteNa2Mg(UO2)2(SO4)4 · 18H2OMon. 2/m : P21/b

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.

Internet Links for MagnesiozippeiteHide

References for MagnesiozippeiteHide

Reference List:
Frondel, C., Ito, J., Honea, R.M., Weeks, A.M. (1976) Mineralogy of the zippeite group. The Canadian Mineralogist: 14: 429-436.
Spitsyn, V., Kovba, L., Tabachenko, V., Tabachenko, N., Mikhaylov, Y. (1982) To the investigation of basic uranyl salts and polyuranates. Abstract Bulletin of the Institute of Paper Chemistry: 52: 711-714.
Ondruš, P., Veselovský, F., Hloušek, J., Skála, R., Vavřín, I., Frýda, J., Čejka, J., Gabašová, A. (1997) Secondary minerals of the Jáchymov (Joachimsthal) ore district. Journal of the Czech Geological Society, 42 (4) 3-76
Ondruš, P., Veselovský, F., Skála, R., Cisařová, I., Hloušek, J., Frýda, J., Vavřín, I., Čejka, J., Gabašová, A. (1997) New naturally occurring phases of secondary origin from Jáchymov (Joachimsthal) Journal of the Czech Geological Society, 42 (4) 77-108
Grice, J.D., Ferraris, G. (2003). New minerals approved in 2002 and nomenclature modifications approved in 1998-2002 by the Commission on the New Minerals and Mineral Names, International Mineralogical Association. The Canadian Mineralogist, 41, 795-802.
Burns, P.C., Deely, K.M., and Hayden, L.A. (2003) The crystal chemistry of the zippeite group. The Canadian Mineralogist: 41(3): 687-706.
Brugger, J., Burns, P.C., Meisser, N. (2003) Contribution to the mineralogy of acid drainage of uranium minerals: marecottite and the zippeite-group. American Mineralogist: 88: 676-685.
Burns, Peter C. (2005) U6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. The Canadian Mineralogist, 43 (6) 1839-1894 doi:10.2113/gscanmin.43.6.1839
Burke, Ernst A. J. (2008) Tidying up mineral names: an IMA-CNMNC scheme for suffixes, hyphens and diacritical marks. The Mineralogical Record, 39 (2) 131-135
Plášil, Jakub, Fejfarová, Karla, Škoda, Radek, Dušek, Michal, Marty, Joe, Čejka, Jiří (2013) The crystal structure of magnesiozippeite, Mg[(UO2)2O2(SO4)](H2O)3.5, from East Saddle Mine, San Juan County, Utah (U.S.A.) Mineralogy and Petrology, 107 (2) 211-219 doi:10.1007/s00710-012-0241-7

Localities for MagnesiozippeiteHide

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 references and 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 (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Canada
 
  • Northwest Territories
    • North Slave Region
      • Great Bear Lake
McCollam (2002)
Czech Republic
 
  • Karlovy Vary Region
    • Karlovy Vary District
Lapis 2002 (7/8)
In the collections of Kunt Eldjarn and ...
Desor (04/2022)
      • Ostrov
        • Hanušov
          • Plavno mine
Plášil J. et al. (2015) +1 other reference
  • Plzeň Region
    • Plzeň-South District
      • Kasejovice
Bridget E. McCollam (2002)
France
 
  • Bourgogne-Franche-Comté
    • Saône-et-Loire
      • Charolles
        • Neuvy-Grandchamp
Vajdak (2006)
Germany
 
  • Saxony
    • Erzgebirgskreis
      • Annaberg-Buchholz
        • Kleinrückerswalde
Desor (06/2020)
  • Thuringia
    • Greiz District
      • Kauern
collection H.J. Haas
      • Ronneburg
T. Witzke & F. Rüger: Lapis 1998 (7/8)
Hungary
 
  • Baranya County
    • Pécs District
      • Kővágótöttös
Szakáll-Fehér 2014.
Morocco
 
  • Drâa-Tafilalet Region
    • Zagora Province
      • Agdz Cercle
        • Bou Skour mining district
Georges Favreau collection
Russia
 
  • Zabaykalsky Krai
    • Nerchinsky District
      • Adun-Cholon Range
Eremin et al. (2023)
Switzerland
 
  • Valais
    • Saint-Maurice
      • Salvan
        • Les Marécottes
          • La Creusaz
Meisser (2012)
USA
 
  • Nevada
    • Lander County
      • Reese River Mining District
Bridget E. McCollam (2002) +1 other reference
  • Utah
    • Emery County
      • San Rafael Swell Mining District
Frondel et al. (1976) +3 other references
    • Grand County
      • Thompsons Mining District
        • Yellow Cat Mesa
          • Parco Mines
Bridget E. McCollam (2002)
    • San Juan County
      • White Canyon Mining District
        • Fry Mesa
Plášil et al. (2013)
Bridget E. McCollam (2002)
Patrick Haynes. XRD and EDS by Michel ...
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