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Natrozippeite Mineral Data

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General Natrozippeite 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.
Help on Synonym: Synonym: Sodium-zippite - Renamed natrozippite by Mineralogical Record, v39:131

Natrozippeite Image

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

Natrozippeite 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: Orthorhombic Space 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 Natrozippeite

Help on Color: Color: Yellow.
Help on Density: Density: 4.3
Help on Diaphaneity: Diaphaneity: 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 Natrozippeite

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
Ncalc = 1.54 - 1.62
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 Natrozippeite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.80 gm/cc
note: Specific Gravity of Natrozippeite =4.30 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0046345529
Boson Index = 0.9953654471
Help on Photoelectric: Photoelectric: PENatrozippeite =1,492.17 barns/electron
U=PENatrozippeite x relectron=5,668.31 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,374,080.34 (Gamma Ray American Petroleum Institute Units)
Concentration of Natrozippeite per GRapi unit = 228.62 (PPB)

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

Estimated Radioactivity from Natrozippeite - very strong
Curies (Ci)
If Held in Hand
For One Hour
1000 gm / 7.63 cm 103,977,674 2.81E-03 4,374,080.34 1,438.05
100 gm / 3.54 cm 10,397,767 2.81E-04 437,408.03 143.81
10 gm / 1.64 cm 1,039,777 2.81E-05 43,740.80 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 Natrozippeite 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

Natrozippeite Classification

Help on  Dana Class: Dana Class: (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.10.04)Zippeite Group Zippeite K4(UO2)6(SO4)3(OH)10•4(H2O) C 2/m 2/m Natrozippeite Na4(UO2)6(SO4)3(OH)10•4(H2O) Unk Ortho Magnesiozippeite Mg(H2O)3.5(UO2)2(SO4)O2 C 2/m 2/m Nickelzippeite Ni2(UO2)6(SO4)3(OH)10•16(H2O) Unk Ortho Zinc-zippeite Zn2(UO2)6(SO4)3(OH)10•16(H2O) Unk Ortho Cobaltzippeite Co2(UO2)6(SO4)3(OH)10•16(H2O) Unk Ortho Marecottite! Mg3(H2O)18[(UO2)4O3(SO4)2]2•10(H2O) P1 1 Pseudojohannite! Cu6.5[(UO2)4O4(SO4)2]2(OH)5•25H2O P1 or P1 Tri IMA2009-008 Y2[(UO2)8O6(SO4)4(OH)2]•26H2O P1 1
Help on  Strunz Class: Strunz Class: 07.EC.05 07 - SULFATES (SELENATES, TELLURATES)
  07.E - Uranyl Sulfates
  07.EC -With medium-sized and large cations
07.EC.05 Cobaltzippeite Co2(UO2)6(SO4)3(OH)10•16(H2O) Unk Ortho
07.EC.05 Magnesiozippeite Mg(H2O)3.5(UO2)2(SO4)O2 C 2/m 2/m
07.EC.05 Nickelzippeite Ni2(UO2)6(SO4)3(OH)10•16(H2O) Unk Ortho
07.EC.05 Natrozippeite Na4(UO2)6(SO4)3(OH)10•4(H2O) Unk Ortho
07.EC.05 Zinc-zippeite Zn2(UO2)6(SO4)3(OH)10•16(H2O) Unk Ortho
07.EC.05 Zippeite K4(UO2)6(SO4)3(OH)10•4(H2O) C 2/m 2/m

Other Natrozippeite 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 Natrozippeite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Dana No: Strunz No: 07.EC.05





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