Sodium-zippeite Mineral Data

General Sodium-zippeite Information
Help on Chemical Formula: Chemical Formula: Na4(UO2)6(SO4)3(OH)10·4(H2O)
Help on Composition: Composition: Molecular Weight = 2,458.63 gm
   Sodium     3.74 %  Na    5.04 % Na2O
   Uranium   58.09 %  U    65.90 % UO2
   Hydrogen   1.72 %  H    15.39 % H2O
   Sulfur     3.91 %  S     9.77 % SO3
   Oxygen    32.54 %  O
            ______        ______ 
            100.00 %       96.10 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na4(UO2)6(SO4)3(OH)10·16(H2O)
Help on IMA Status: IMA Status: Approved IMA 1976
Help on Locality: Locality: Mayn mines on the Colorado Plateau including the Happy Jack mine, White Canyon, San Juan County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its composition and for Franz Xaver Maxmillian Zippe (1791-1863), Austrian mineralogist.
 

Sodium-zippeite Image

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Sodium-zippeite

Comments: Yellow encrustations of sodium-zippeite on matrix.
Location: Kovagoszolos, Mecsek Mts., Pecs Co., Hungary. Scale: Picture size 0.5 cm.
© Paul M. Schumacher

Sodium-zippeite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.1285:1:0.2124
Help on Cell Dimensions: Cell Dimensions: a = 8.8, b = 68.48, c = 14.55, Z = 8; V = 8,768.18 Den(Calc)= 3.72
Help on Crystal System: Crystal System: OrthorhombicSpace Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 7.34(1), 3.66(0.55), 3.49(0.45),
 

Physical Properties of Sodium-zippeite

Help on Color: Color: Yellow.
Help on Density: Density: 4.3
Help on Diaphaniety: Diaphaniety: Transparent to Translucent
Help on Habit: Habit: Encrustations - Forms crust-like aggregates on matrix.
Help on Hardness: Hardness: 5-5.5 - Apatite-Knife Blade
Help on Luminescence: Luminescence: Fluorescent and radioactive, Short UV=bright yellow, Long UV=bright yellow.
Help on Luster: Luster: Earthy (Dull)
 

Optical Properties of Sodium-zippeite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.1 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.271 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1844,KPDmeas= 0.1595,KC= 0.1451
Help on Optical Data: Optical Data: Biaxial (-), a=1.63, b=1.69, g=1.738, bire=0.1080, 2V(Calc)=80, 2V(Meas)=80.
Help on Pleochroism (x): Pleochroism (x): colorless or pale yellow.
Help on Pleochroism (y): Pleochroism (y): yellow or yellow.
Help on Pleochroism (z): Pleochroism (z): dark yellow or dark yellow.
 

Calculated Properties of Sodium-zippeite

Help on Electron Density: Electron Density:

relectron=3.80 gm/cc
note: rSodium-zippeite =4.30 gm/cc.
Help on Fermion Index Fermion Index Fermion Index = 0.00463
Boson Index = 0.99537
Help on Photoelectric: Photoelectric:

PESodium-zippeite =1,492.17 barns/electron
U=PESodium-zippeite x relectron=5,668.31 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,374,078.50 (Gamma Ray American Petroleum Institute Units)

Sodium-zippeite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.

Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 10 cm box) 6.95 ± 1.74 grams of pure Sodium-zippeite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 695.38 ±173.85 grams of pure Sodium-zippeite .

Estimated Radioactivity from Sodium-zippeite - very strong
Specimen
Size
Weight/Volume
(Sphere) *		 Calculated
Activity
Bequerols
(Bq)		 Calculated
Activity
Curies (Ci)		 Estimated
Activity
GR(api)		 Estimated
Exposure
(mRem**)/hr
If Held in Hand
For One Hour
1000 gm / 7.63 cm 103,977,663 2.81E-03 4,374,078.50 1,438.05
100 gm / 3.54 cm 10,397,766 2.81E-04 437,407.85 143.81
10 gm / 1.64 cm 1,039,777 2.81E-05 43,740.79 14.38
1 gm / 7.63 mm 103,978 2.81E-06 4,374.08 1.44
0.1 gm / 3.54 mm 10,398 2.81E-07 437.41 0.14
0.01 gm / 1.64 mm 1,040 2.81E-08 43.74 0.01
0.001 gm / 0.76 mm 104 2.81E-09 4.37 0.00

Weight of pure Sodium-zippeite in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.30 gm/cc.*
Goverment Estimate of Average Annual Exposure ( 360 mRem) **
Note: 10 microsieverts/hr = 1 mRem/hr **
Max Permissable Adult Dose 50,000 mRem/yr (hands), 15,000 mRem/yr (eyes)
Lethal Dose LD(50) Exposure 400,000 to 500,000 mRem
 

Sodium-zippeite Classification
Help on Dana Class: Dana Class: 31.10.4.2 (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.10)miscellaneous
  (31.10.4)Zippeite Group
 
31.10.4.1 Zippeite K4(UO2)6(SO4)3(OH)10·4(H2O) C 2/m 2/m
 
31.10.4.2 Sodium-zippeite Na4(UO2)6(SO4)3(OH)10·4(H2O) Unk Ortho
 
31.10.4.3 Magnesium-zippeite Mg(H2O)3.5(UO2)2(SO4)O2 C 2/m 2/m
 
31.10.4.4 Nickel-zippeite Ni2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho
 
31.10.4.5 Zinc-zippeite Zn2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho
 
31.10.4.6 Cobalt-zippeite Co2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho
 
31.10.4.7 Marecottite! Mg3(H2O)18[(UO2)4O3(SO4)2]2·10(H2O) P1 1
Help on Strunz Class: Strunz Class: VI/D.20-30 VI - Sulfates,Chromates,Molybdates and Tungstates
  VI/D - Uranylsulfates [UO2]4+ - [SO4]2-
  VI/D.20 - Uranopilite - Rabejacite series
 
VI/D.20-05 Jachymovite! (UO2)8(SO4)(OH)14·13(H2O) P 21,P 21/m Mono
 
VI/D.20-10 Uranopilite [(UO2)6(SO4)O2(OH)6(H2O)6]·8(H2O) P1 1
 
VI/D.20-20 Meta-uranopilite (UO2)6(SO4)(OH)10·5(H2O) Unk Ortho
 
VI/D.20-30 Sodium-zippeite Na4(UO2)6(SO4)3(OH)10·4(H2O) Unk Ortho
 
VI/D.20-40 Zippeite K4(UO2)6(SO4)3(OH)10·4(H2O) C 2/m 2/m
 
VI/D.20-50 Magnesium-zippeite Mg(H2O)3.5(UO2)2(SO4)O2 C 2/m 2/m
 
VI/D.20-60 Cobalt-zippeite Co2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho
 
VI/D.20-70 Nickel-zippeite Ni2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho
 
VI/D.20-80 Zinc-zippeite Zn2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho
 
VI/D.20-85 Deliensite! Fe(UO2)2(SO4)2(OH)2·3(H2O) Pnnm or Pnn2 Ortho
 
VI/D.20-90 Rabejacite Ca(UO2)4(SO4)2(OH)6·6(H2O) Unk Ortho
 

Other Sodium-zippeite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(List of New Min. Names,28-33th,197)
Help on See Also: See Also: Links to other databases for Sodium-zippeite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas

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Sodium-zippeite

Na4(UO2)6(SO4)3(OH)10·4(H2O)
Dana No: 31.10.4.2 Strunz No: VI/D.20-30
Locality:

 

Notes:

 
 
   
 
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