Mineralogy Database

IMA2008-022 Mineral Data

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General IMA2008-022 Information

Help on Chemical  Formula: Chemical Formula: UO2(OH)2
Help on Composition: Composition: Molecular Weight = 304.04 gm
   Uranium   78.29 %  U    88.81 % UO2
   Hydrogen   0.66 %  H     5.93 % H2O
   Oxygen    21.05 %  O
            ______        ______ 
            100.00 %       94.74 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: (UO2)(OH)2
Help on Environment: Environment: Uranyl hydroxide
Help on IMA Status: IMA Status: Proposed IMA 2008
Help on Locality: Locality: Radium Ridge near Mt Painter, near Arkaroola, Northern Flinders Ranges, South Australia Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)

IMA2008-022 Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.4184:1:0.671
Help on Cell Dimensions: Cell Dimensions: a = 4.281, b = 10.23, c = 6.865, beta = 90.35° V = 300.64
Help on Crystal System: Crystal System: Monoclinic Space Group: pseudo-orthorhombic
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.424(1), 5.085(0.64), 3.405(0.27),1.9737(0.23), 2.483(0.23), 2.848(0.18), 1.9854(0.13), 1.782(0.09),

Optical Properties of IMA2008-022

Help on Optical Data: Optical Data:

Calculated Properties of IMA2008-022

Help on Fermion Index: Fermion Index: Fermion Index = 0.0057387701
Boson Index = 0.9942612299
Help on Photoelectric: Photoelectric: PEIMA2008-022 =2,142.97 barns/electron
U=PEIMA2008-022 x relectron= . barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 5,530,898.91 (Gamma Ray American Petroleum Institute Units)
Concentration of IMA2008-022 per GRapi unit = 180.80 (PPB)

IMA2008-022 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) 5.50 ± 1.37 grams of pure IMA2008-022 .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 549.94 ±137.49 grams of pure IMA2008-022 .

Estimated Radioactivity from IMA2008-022 - very strong
Curies (Ci)
If Held in Hand
For One Hour
1000 gm 140,135,639 3.79E-03 5,530,898.91 1,818.38
100 gm 14,013,564 3.79E-04 553,089.89 181.84
10 gm 1,401,356 3.79E-05 55,308.99 18.18
1 gm 140,136 3.79E-06 5,530.90 1.82
0.1 gm 14,014 3.79E-07 553.09 0.18
0.01 gm 1,401 3.79E-08 55.31 0.02
0.001 gm 140 3.79E-09 5.53 0.00

Weight of pure IMA2008-022 in grams (gm).*
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

IMA2008-022 Classification

Help on  Dana Class: Dana Class: (04)Oxide Minerals
  (04.00)Without Dana Classification Numbers
  (04.00.00)Hydroxide Ashanite? (Nb,Ta,U,Fe,Mn)4O8 Pcan 2/m 2/m 2/m Chubutite* Pb7O6Cl2 Unk Ortho Clinobirnessite* Na4Mn14O27•9(H2O) Mono Donathite? (Fe,Mg)(Cr,Fe)2O4 P 4/nnm 4/m 2/m 2/m IMA2008-022 UO2(OH)2 pseudo-orthorhombic Mono Krasnogorite* WO3 Pmnb 2/m 2/m 2/m Mengxianminite* (Ca,Na)3(Fe,Mn)2Mg2(Sn,Zn)5Al8O29 Unk Ortho Romanite* (Fe,U,Pb)2(Ti,Fe)O4 Trig ? Trig Tantalowodginite* (Mn2,[])4Ta4Ta8O32 C 2/c 2/m Ungursaite* NaCa5(Ta,Nb)24O65(OH) P 63/m,P 63 Hex Wolframoixiolite* (Fe,Mn,Nb)(Nb,W,Ta)O4 Pc m
Help on  Strunz Class: Strunz Class: 04.GA. 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.G - Uranyl Hydroxides
  04.GA -Without additional cations
04.GA. IMA2008-022 UO2(OH)2 pseudo-orthorhombic Mono

Other IMA2008-022 Information

Help on See Also: See Also: Links to other databases for IMA2008-022 :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - Google Images
4 - Google Scholar
5 - MinDAT
6 - Mineralienatlas (Deutsch)
7 - Online Mineral Museum
8 - Ruff.Info

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Dana No: Strunz No: 04.GA.





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