Nickel Zippeite

 IMA-A 1971-005
Uranium 31.10.4.4
(Dana Classification Number)
(No Images) 6/D.20-70
(Strunz ID)

Property Data Remarks
Named for: Franz Xaver Maxmillian Zippe(1791-1863), Austrian mineralogist, and its composition
Alternate
    Name(s):
  • Nickelzippeite
    		•   
    Mineral Class:
    Sulfates, Chromates, Molybdates and Tungstates
      Uranylsulfates [UO2]+2 - [SO4]-2
        Uranopilite - Rabejacite series
    		 
    Chemical
        Formula:    		 Ni22+(UO2)6(SO4)3(OH)10 · 16H2O

    or

    Ni0.52+(UO2)2(SO4)(OH)3 · H2O     (suggested, not approved)    		 (Dana's & Minerals and their Localities)
    Chemical
        Composition:
    Hydrogen: (H) 1.7%
    Nickel: (Ni) 4.73%
    Oxygen: (O) 32.20%
    Sulfur: (S) 3.87%
    Uranium: (U) 57.49%
    		by weight
    Molecular
        Weight:    		 2,484.05 daltons (amu)
    Specific
        Radioactivity:

    (All radiation is for a 1 gram, fully aged specimen)

    Specific Activity Dose Rate
    Becquerels Curies milliRems/hour microSieverts/hour
    1.02914 × 1005 2.78 × 10-06 1.42 142.43

    Estimated Average Annual Exposure: 360 mRem (3.6 milliSieverts)
    Crystalography:
    System: Orthorhombic
    Axial Ratios: a:  
    b:  
    c:  
    Cell Dimensions: a:   Å
    b:   Å
    c:   Å
    Z:  
    a:   °
    b:   °
    g:   °
    V:   Å3
    DenCalc:  
    H-M Symbol:  
    Space Group:  
    X-Ray Diffraction:
      By Intensity ( I/Io )    		 (1): 3.45 Å
    (0.93): 7.1 Å
    (0.67): 3.1 Å
    		 
    Habit:
  • Earthy, clay-like deposits
    		•   
    Cleavage:
    [001]  
    [010]  
    [100]  
    		 
    Fracture:    
    Moh's
        Hardness:    		 5 - 5.5  
    Density: 4.3 grams/cm3
    Color: Brown-yellow  
    Streak: Pale yellow  
    Luster: Earthy  
    Diaphaneity: Transparent to Translucent  
    Pleochroism:
    (x):  
    (y:)  
    (z:)  
    		 
    Ultra Violet
        Fluorescence:
    Long Wave:  
    Short Wave:  
    		 
    Magnetism: Non-magnetic  
    Occurance:
  		•  
    Associated
        Minerals:

    Acanthite, Allophane, Alunogen, Anatase, Anglesite, Annabergite, Aragonite, Arsenopyrite, Autunite, Barite, Biotite, Bornite, Brochantite, Calcite, Chalcanthite, Chalcocite, Chalcopyrite, Cinnabar, Cobaltite, Coffinite, Compreignacite, Coquimbite, Cuprite, Devilline, Dickite, Diopside, Dolomite, Epidote, Epsomite, Erythrite, Fluorapatite, Fluorite, Galena, Gersdorffite, Goethite, Graphite, Halotrichite, Hematite, Hörnesite, Jarosite, Johannite, Kaolinite, Liebigite, Linnaeite, Malachite, Marcasite, Metatorbernite, Millerite, Molybdenite, Muscovite, Nickel-Skutterudite, Nickel-Zippeite, Nickeline, Novácekite, Pararealgar, Proustite, Pseudomalachite, Pyrite, Pyrrhotite, Quartz, Rammelsbergite, Realgar, Rutile, Safflorite, Siderite, Sklodowskite, Skutterudite, Smithsonite, Sphalerite, Stibnite, Sulphur, Tennantite, Tetrahedrite, Titanite, Torbernite, Trögerite, Uraninite, Uranopilite, Wollastonite, Zeunerite, Zippeite

    Mineral   -   All of the sites
    (no USA data)
    Minerals   -   Uranium & Thorium
    mineral links

    		These are minerals known to be found with Nickel-Zippeite
    Locations:

    Very rare

    Nickel Zippeite
    Notes:

    Strongly radioactive a- and b-particles, g-rays.