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Metauranocircite

Formula:
Ba(UO
 
2
)
 
2
[PO
 
4
]
 
2
· 7H
 
2
O
System:MonoclinicColour:yellowish green
Hardness:2 - 2½
This page provides mineralogical data about Metauranocircite.

Classification of Metauranocircite

IMA status:Valid - first described prior to 1959 (pre-IMA) - "Grandfathered"
Strunz 8th edition ID:7/E.02-110
Nickel-Strunz 10th (pending) edition ID:8.EB.10

8 : PHOSPHATES, ARSENATES, VANADATES
E : Uranyl phosphates and arsenates
B : UO2:RO4 = 1:1
Dana 8th edition ID:40.2a.3.2

40 : HYDRATED NORMAL PHOSPHATES,ARSENATES AND VANADATES
2a : AB2(XO4)2·xH2O, containing (UO2)2+
Hey's CIM Ref.:19.11.21

19 : Phosphates
11 : Phosphates of U
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Type Occurrence of Metauranocircite

Type Locality:Krunkelbach Valley Uranium deposit, Menzenschwand, Black Forest, Baden-Württemberg, Germany

Physical Properties of Metauranocircite

Colour:yellowish green
Streak:yellowish white
Hardness (Mohs):2 - 2½
Cleavage:Perfect

Crystallography of Metauranocircite

Crystal System:Monoclinic
Class (H-M):2 - Sphenoidal
Space Group:P21 (P1 1 21) [P21] {P1 21 1}
Cell Parameters:a = 6.943(2) Å, b = 17.634(6) Å, c = 6.952(2) Å
β = 90.023(7)°
Ratio:a:b:c = 0.394 : 1 : 0.394
Unit Cell Volume:V 851.2 ų
Z:2
Comment:Pseudotetragonal metrics; twinned. Data for synthetic material.

Optical Data of Metauranocircite

Type:Biaxial (-)
RI values: nα = 1.610 nβ = 1.623 nγ = 1.623
Maximum Birefringence:δ = 0.013

Chart shows birefringence interference colour range (at 30µm thickness) and does not take into account mineral colouration.
Surface Relief:Moderate
Dispersion:relatively strong

Chemical Properties of Metauranocircite

Formula:
Ba(UO
 
2
)
 
2
[PO
 
4
]
 
2
· 7H
 
2
O
Essential elements:Ba, H, O, P, U
All elements listed in formula:Ba, H, O, P, U

Relationship of Metauranocircite to other Species

Related to:
  • Meta-autunite Group
  • Related Minerals - Nickel-Strunz Grouping):
    8.EB.05Autunite
    Ca(UO
     
    2
    )
     
    2
    (PO
     
    4
    )
     
    2
    ·11H
     
    2
    O
    8.EB.05Heinrichite
    Ba(UO
     
    2
    )
     
    2
    (AsO
     
    4
    )
     
    2
    ·10H
     
    2
    O
    8.EB.05Kahlerite
    Fe(UO
     
    2
    )
     
    2
    (AsO
     
    4
    )
     
    2
    ·12H
     
    2
    O
    8.EB.05Nováčekite
    Mg(UO
     
    2
    )
     
    2
    (AsO
     
    4
    )
     
    2
    ·12H
     
    2
    O
    8.EB.05Saléeite
    Mg(UO
     
    2
    )
     
    2
    (PO
     
    4
    )
     
    2
    ·10H
     
    2
    O
    8.EB.05Torbernite
    Cu(UO
     
    2
    )
     
    2
    (PO
     
    4
    )
     
    2
    ·12H
     
    2
    O
    8.EB.05Uranocircite
    Ba(UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 10H
     
    2
    O
    8.EB.05Uranospinite
    Ca(UO
     
    2
    )(AsO
     
    4
    )
     
    2
    ·10H
     
    2
    O
    8.EB.05Xiangjiangite
    (Fe
    3+
     
    ,Al)(UO
     
    2
    )
     
    4
    [OH|(SO
     
    4
    )
     
    2
    |(PO
     
    4
    )
     
    2
    ] · 22H
     
    2
    O
    8.EB.05Zeunerite
    Cu(UO
     
    2
    )
     
    2
    (AsO
     
    4
    )
     
    2
    ·12H
     
    2
    O
    8.EB.10Bassetite
    Fe
    2+
     
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Lehnerite
    Mn
    2+
     
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Meta-autunite
    Ca(UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6-8H
     
    2
    O
    8.EB.10Metasaléeite
    Mg(UO
     
    2
    )(PO
     
    4
    )
     
    2
    ·8H
     
    2
    O
    8.EB.10Metauranospinite
    Ca(UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Metaheinrichite
    Ba(UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Metakahlerite
    Fe
    2+
     
    (UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Metakirchheimerite
    Co(UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Metanováčekite
    Mg(UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 4-8H
     
    2
    O
    8.EB.10Metatorbernite
    Cu(UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Metazeunerite
    Cu(UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    8.EB.10Przhevalskite
    Pb
     
    2
    (UO
     
    2
    )
     
    3
    [(OH)
     
    2
    |PO
     
    4
    ]
     
    2
    · 3H
     
    2
    O
    8.EB.10Meta-lodèvite
    8.EB.15Abernathyite
    K
     
    2
    (UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    8.EB.15Chernikovite
    (H
     
    3
    O)
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    8.EB.15Meta-ankoleite
    K
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    8.EB.15Natrouranospinite
    (Na
     
    2
    ,Ca)(UO
     
    2
    )
     
    2
    [AsO
     
    4
    ]
     
    2
    · 5H
     
    2
    O
    8.EB.15Trögerite
    (UO
     
    2
    )
     
    3
    (AsO
     
    4
    )
     
    2
    ·12H
     
    2
    O (?)
    8.EB.15Uramphite
    (NH
     
    4
    )
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    8.EB.15Uramarsite
    (NH
     
    4
    ,H
     
    3
    O)
     
    2
    (UO
     
    2
    )
     
    2
    [(AsO
     
    4
    ,PO
     
    4
    )]
     
    2
    · 6H
     
    2
    O
    8.EB.20Threadgoldite
    Al(UO
     
    2
    )
     
    2
    [OH|(PO
     
    4
    )
     
    2
    ] · 8H
     
    2
    O
    8.EB.20Chistyakovaite
    Al(UO
     
    2
    )
     
    2
    [(F,OH)|(AsO
     
    4
    )
     
    2
    ] · 6.5H
     
    2
    O
    8.EB.25Arsenuranospathite
    HAl(UO
     
    2
    )
     
    4
    (AsO
     
    4
    )
     
    4
    ·40H
     
    2
    O
    8.EB.25Sabugalite
    HAl(UO
     
    2
    )
     
    4
    (PO
     
    4
    )
     
    4
    ·16H
     
    2
    O
    8.EB.25Uranospathite
    HAl(UO
     
    2
    )
     
    4
    (PO
     
    4
    )
     
    4
    ·40H
     
    2
    O
    8.EB.30Vochtenite
    (Fe
    2+
     
    ,Mg)Fe
    3+
     
    (UO
     
    2
    )
     
    4
    [OH|(PO
     
    4
    )
     
    4
    ] · 12-13H
     
    2
    O
    8.EB.35Coconinoite
    Fe
    3+
    2
    Al
     
    2
    (UO
     
    2
    )
     
    2
    [(OH)
     
    2
    |SO
     
    4
    |(PO
     
    4
    )
     
    4
    ] · 20H
     
    2
    O
    8.EB.40Ranunculite
    HAlUO
     
    2
    PO
     
    4
    (OH)
     
    3
    ·4H
     
    2
    O
    8.EB.45Triangulite
    Al
     
    3
    (UO
     
    2
    )
     
    4
    (PO
     
    4
    )
     
    4
    (OH)
     
    5
    ·5H
     
    2
    O
    8.EB.50Furongite
    Al
     
    13
    (UO
     
    2
    )
     
    7
    (PO
     
    4
    )
     
    13
    (OH)
     
    14
    · 58H
     
    2
    O
    Related Minerals - Hey's Index Grouping:
    19.11.1Lermontovite
    UPO
     
    4
    ·OH·H
     
    2
    O
    19.11.2Metavanmeersscheite
    U
    4+
     
    (UO
     
    2
    )
     
    3
    [(OH)
     
    2
    |PO
     
    4
    ]
     
    2
    · 2H
     
    2
    O
    19.11.3Vanmeersscheite
    U
    4+
     
    (UO
     
    2
    )
     
    3
    [(OH)
     
    2
    |PO
     
    4
    ]
     
    2
    · 4H
     
    2
    O
    19.11.4Chernikovite
    (H
     
    3
    O)
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    19.11.5Vyacheslavite
    UPO
     
    4
    (OH)·nH
     
    2
    O
    19.11.6Metanatroautunite
    NaUO
     
    2
    PO
     
    4
    ·4H
     
    2
    O
    19.11.7Yingjiangite
    (K,Ca)(UO
     
    2
    )
     
    3
    [OH|(H
     
    2
    O,OH)|(PO
     
    4
    )
     
    2
    ] · 3H
     
    2
    O
    19.11.8Meta-ankoleite
    K
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    19.11.9Uramphite
    (NH
     
    4
    )
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6H
     
    2
    O
    19.11.10Torbernite
    Cu(UO
     
    2
    )
     
    2
    (PO
     
    4
    )
     
    2
    ·12H
     
    2
    O
    19.11.11Metatorbernite
    Cu(UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.11.12Saléeite
    Mg(UO
     
    2
    )
     
    2
    (PO
     
    4
    )
     
    2
    ·10H
     
    2
    O
    19.11.13Ningyoite
    CaU(PO
     
    4
    )
     
    2
    ·1-2H
     
    2
    O
    19.11.14Meta-autunite
    Ca(UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 6-8H
     
    2
    O
    19.11.15Autunite
    Ca(UO
     
    2
    )
     
    2
    (PO
     
    4
    )
     
    2
    ·11H
     
    2
    O
    19.11.16Pseudo-autunite
    (H
     
    3
    O)
     
    4
    Ca
     
    2
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    4
    · 5H
     
    2
    O (?)
    19.11.17Phurcalite
    Ca
     
    2
    (UO
     
    2
    )
     
    3
    [O|PO
     
    4
    ]
     
    2
    · 7H
     
    2
    O
    19.11.18Phosphuranylite
    (H
     
    3
    O)
     
    3
    KCa(UO
     
    2
    )
     
    7
    [O|PO
     
    4
    ]
     
    4
    · 8H
     
    2
    O
    19.11.19Ulrichite
    CaCu(UO
     
    2
    )[PO
     
    4
    ]
     
    2
    · 4H
     
    2
    O
    19.11.20Bergenite
    Ca
     
    2
    Ba
     
    4
    [(UO
     
    2
    )
     
    3
    O
     
    2
    (PO
     
    4
    )
     
    2
    ]
     
    3
    ·16H
     
    2
    O
    19.11.22Uranocircite
    Ba(UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 10H
     
    2
    O
    19.11.23Ranunculite
    HAlUO
     
    2
    PO
     
    4
    (OH)
     
    3
    ·4H
     
    2
    O
    19.11.24Triangulite
    Al
     
    3
    (UO
     
    2
    )
     
    4
    (PO
     
    4
    )
     
    4
    (OH)
     
    5
    ·5H
     
    2
    O
    19.11.25Mundite
    Al(UO
     
    2
    )
     
    3
    [(OH)
     
    3
    |(PO
     
    4
    )
     
    2
    ] · 5.5H
     
    2
    O
    19.11.26Upalite
    Al(UO
     
    2
    )
     
    3
    (PO
     
    4
    )
     
    2
    O(OH)·7H
     
    2
    O
    19.11.27Furongite
    Al
     
    13
    (UO
     
    2
    )
     
    7
    (PO
     
    4
    )
     
    13
    (OH)
     
    14
    · 58H
     
    2
    O
    19.11.28Threadgoldite
    Al(UO
     
    2
    )
     
    2
    [OH|(PO
     
    4
    )
     
    2
    ] · 8H
     
    2
    O
    19.11.29Phuralumite
    Al
     
    2
    (UO
     
    2
    )
     
    3
    [(OH)
     
    2
    |(PO
     
    4
    )
     
    3
    ] · 13H
     
    2
    O
    19.11.30Moreauite
    Al
     
    3
    UO
     
    2
    (PO
     
    4
    )
     
    3
    (OH)
     
    2
    ·13H
     
    2
    O
    19.11.31Sabugalite
    HAl(UO
     
    2
    )
     
    4
    (PO
     
    4
    )
     
    4
    ·16H
     
    2
    O
    19.11.32Uranospathite
    HAl(UO
     
    2
    )
     
    4
    (PO
     
    4
    )
     
    4
    ·40H
     
    2
    O
    19.11.33Althupite
    AlTh(UO
     
    2
    )
     
    7
    [O
     
    2
    |(OH)
     
    5
    |(PO
     
    4
    )
     
    4
    ] · 15H
     
    2
    O
    19.11.34Françoisite-(Nd)
    (Nd,Ce,Sm)(UO
     
    2
    )
     
    3
    [O|OH|(PO
     
    4
    )
     
    2
    ] · 6H
     
    2
    O
    19.11.35Kivuite
    H
     
    2
    Th(UO
     
    2
    )
     
    3
    [O|OH|(PO
     
    4
    )
     
    2
    ] · 6H
     
    2
    O (?)
    19.11.36Parsonsite
    Pb
     
    2
    (UO
     
    2
    )[PO
     
    4
    ]
     
    2
    · 2H
     
    2
    O
    19.11.37Dewindtite
    Pb(UO
     
    2
    )
     
    3
    [OH|PO
     
    4
    ]
     
    2
    · 3H
     
    2
    O
    19.11.38Dumontite
    Pb
     
    2
    (UO
     
    2
    )
     
    3
    [(OH)
     
    2
    |PO
     
    4
    ]
     
    2
    · 3H
     
    2
    O
    19.11.39Przhevalskite
    Pb
     
    2
    (UO
     
    2
    )
     
    3
    [(OH)
     
    2
    |PO
     
    4
    ]
     
    2
    · 3H
     
    2
    O
    19.11.40Lehnerite
    Mn
    2+
     
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.11.41Bassetite
    Fe
    2+
     
    (UO
     
    2
    )
     
    2
    [PO
     
    4
    ]
     
    2
    · 8H
     
    2
    O
    19.11.42Vochtenite
    (Fe
    2+
     
    ,Mg)Fe
    3+
     
    (UO
     
    2
    )
     
    4
    [OH|(PO
     
    4
    )
     
    4
    ] · 12-13H
     
    2
    O

    Other Names for Metauranocircite

    German names:
    Meta-uranocircit
    Russian names:
    Метаураноцирцит

    Other Information

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

    References for Metauranocircite

    Reference List:Palache, Charles, Harry Berman & Clifford Frondel (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana Yale University 1837-1892, Seventh edition, Volume II: 987-988.

    Nuffield E.W., Milne I.H. (1953): American Mineralogist: 38: 476-488.

    Frondel, Clifford (1958), Systematic Mineralogy of Uranium and Thorium, U.S. Geological Survey Bull. 1064: 211-215.

    Walenta, K. (1958): Jahresheft geol. Landesamt Baden-Württemberg, 6, 113-135.

    Bulletin de la Société française de Minéralogie et de Cristallographie: 80: 32-38.

    Khosrawan-Sazedj, F. (1982a) The crystal structure of meta-uranocircite II, Ba(UO2)2(PO4)2·6H2O. Tschermaks Mineralogische und Petrographische Mitteilungen: 29: 197.

    Tschermaks Mineralogische und Petrographische Mitteilungen (1982): 29: 193 ("Meta-uranocircite II").

    Bulletin of the Czech National Museum, Prague (1986): 155: 81-90 ("Meta-uranocircite II").

    Mineralogical Magazine (1992): 56: 367.

    Burns, P.C. (2005) U 6+ minerals and inorganic compounds: insights into an expanded structural hierarchy of crystal structures. Canadian Mineralogist: 43: 1839-1894.

    Locock, A. J., Burns, P. C. & Flynn, T. M. (2005): Structures of strontium - and barium-dominant compounds that contain the autunite-type sheet. Canadian Mineralogist 43, 721-733. [synth. meta-uranocircite I]

    Internet Links for Metauranocircite

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    Localities for Metauranocircite

    The 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.
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    (TL) indicates type locality. ? 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.
    Austria
     
    • Lower Austria
      • Waldviertel
        • Gmünd
          • Unterlembach
    R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
    • Styria
      • Fischbacher Alpen Mts
        • Rettenegg
          • Prinzkogel (Prinzenkogel) Mt.
    R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
      • Graz
        • St Radegund
    Aufschluss 1972(SB), 67-68
    Brazil
     
    • Southeast Region
      • São Paulo
        • São Paulo
    France
     
    • Brittany
      • Morbihan
        • Pontivy
          • Guern
    • Midi-Pyrénées
      • Aveyron
        • Golinhac
    J. Geffroy, J.A. Sarcia, J. Chervet : "Les Minéraux Uranifères Français", 1960, Institut National des Sciences et Techniques Nucléaires / Saclay - PUF.
    • Poitou-Charentes
      • Deux-Sèvres
        • La Chapelle Largeau
    Le Cahier des micromonteurs, 2002, N°75, pp 8-25
        • Le Temple
    Le Cahier des micromonteurs, 2002, N°75, pp 8-25
        • Saint-Amand-sur-Sèvre
    Le Cahier des micromonteurs, 2002, N°75, pp 8-25
    Germany
     
    • Baden-Württemberg
      • Black Forest
        • Menzenschwand
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
    Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
        • Titisee-Neustadt
          • Hammereisenbach
    K. Walenta: "Die Mineralien des Schwarzwaldes", Weise (Munich), 1992
    • Bavaria
      • Franconia
        • Spessart Mts
          • Hösbach
            • Sailauf
              • Hartkoppe Mt.
    see locality page
      • Upper Palatinate
        • Schwandorf
    No reference listed
    • Saxony
      • Erzgebirge
    Lapis 30(7/8):78-80 (2005)
      • Vogtland
        • Falkenstein
          • Bergen
    Wittern: "Mineralfundorte in Deutschland", 2001
    USA
     
    • Arizona
      • Coconino Co.
        • Cameron District
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 296, 407-408; Holland, H.D., et al (1958), The use of leachable uranium in geochemical prospecting on the Colorado Plateau-II, the distribution of leachable uranium in surface samples in the vicinity of orebodies, Econ.Geol.: 53: 190-209; Austin, S.R. (1964), Mineralogy of the Cameron area, Coconino Co., AZ, US Atomic Energy Comm. RME 99. Tech Inf. Serv., Oak Ridge, TN: 99..
    Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 296; Granger, H.C. (1955), Dripping Spring quartzite, AZ, in Geologic investigations of radioactive deposits - Semiannual progress report, USGS TEI 540.
    • California
    • Colorado
      • Park Co.
        • Kenosha Pass Area
    Minerals of Colorado (1997) Eckels, E. B.
    • Pennsylvania
      • Carbon Co.
    Lapham & Geyer, 1965. Mineral Collecting in Pennsylvania
    • South Dakota
        • Slim Buttes
    SDSMT Bull 18 Roberts and Rapp "Mineralogy of the Black Hills"
      • Lawrence Co.
        • Bald Mountain District
      • Pennington Co.
        • Scenic
    R&M 75:3 pp 156-169
    • Utah
      • Juab Co.
    UGMS Bull 117 Minerals and Mineral Localities of Utah
    • Wyoming
    http://rruff.geo.arizona.edu/doclib/hom/metauranocircite.pdf.
    Mineral and/or Locality
    Google
     
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    Copyright © Jolyon & Ida Ralph 1993-2008. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register.