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Arsenovanmeersscheite Mineral Data

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General Arsenovanmeersscheite Information

Help on Chemical  Formula: Chemical Formula: U(OH)4[(UO2)3(AsO4)2(OH)2]•4H2O
Help on Composition: Composition: Molecular Weight = 1,500.06 gm
   Uranium   63.47 %  U    72.00 % UO2
   Arsenic    9.99 %  As   15.32 % As2O5
   Hydrogen   0.94 %  H     8.41 % H2O
   Oxygen    25.60 %  O
            ______        ______ 
            100.00 %       95.73 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: U(OH)4(UO2)3(AsO4)2(OH)2•4(H2O)
Help on Environment: Environment: Vanmeersscheite-althupite group
Help on IMA Status: IMA Status: Proposed IMA 2006
Help on Locality: Locality: Uranium deposit Menzenschwand, Southern Black Forest, Baden-W�rttemberg, Germany Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Commission on New Minerals, Nomenclature and Classification (CNMNC)
Help on Synonym: Synonym: IMA2006-018
 

Arsenovanmeersscheite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.0235:1:0.4139
Help on Cell Dimensions: Cell Dimensions: a = 17.36, b = 16.96, c = 7.02, Z = 4; V = 2,066.87 Den(Calc)= 4.82
Help on Crystal System: Crystal System: Orthorhombic - Disphenoidal H-M Symbol (2 2 2) Space Group: P 21mn
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 8.56(1), 4.25(0.8), 6.07(0.8),12.21(0.8), 3.33(0.7), 5.42(0.7), 3.11(0.6), 3.86(0.5),
 

Optical Properties of Arsenovanmeersscheite

Help on Optical Data: Optical Data: NCalc= 1.6 - from Gladstone-Dale relationship (KC = 0.1254) where Ncalc=Dcalc*KC+1
 

Calculated Properties of Arsenovanmeersscheite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.11 gm/cc
note: Specific Gravity of Arsenovanmeersscheite =4.82 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0046942675
Boson Index = 0.9953057325
Help on Photoelectric: Photoelectric: PEArsenovanmeersscheite =1,695.18 barns/electron
U=PEArsenovanmeersscheite x relectron=6,972.15 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,616,562.26 (Gamma Ray American Petroleum Institute Units)
Concentration of Arsenovanmeersscheite per GRapi unit = 216.61 (PPB)

Arsenovanmeersscheite 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) 6.59 ± 1.65 grams of pure Arsenovanmeersscheite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 658.86 ±164.71 grams of pure Arsenovanmeersscheite .

Estimated Radioactivity from Arsenovanmeersscheite - 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 / 7.34 cm 113,614,920 3.07E-03 4,616,562.26 1,517.77
100 gm / 3.41 cm 11,361,492 3.07E-04 461,656.23 151.78
10 gm / 1.58 cm 1,136,149 3.07E-05 46,165.62 15.18
1 gm / 7.34 mm 113,615 3.07E-06 4,616.56 1.52
0.1 gm / 3.41 mm 11,361 3.07E-07 461.66 0.15
0.01 gm / 1.58 mm 1,136 3.07E-08 46.17 0.02
0.001 gm / 0.73 mm 114 3.07E-09 4.62 0.00

Weight of pure Arsenovanmeersscheite in grams (gm) and Calculated Diameter of a Sphere with a Density of 4.82 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
 

Arsenovanmeersscheite Classification

Help on  Dana Class: Dana Class: 42.07.14.03 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen
  (42.07)where (AB)5 (XO4)3 Zq � x(H2O)
  (42.07.14)Vanmeersscheite Group
 
42.07.14.01 Vanmeersscheite U(UO2)3(PO4)2(OH)6•4(H2O) P mn21 mm2
 
42.07.14.02 Metavanmeersscheite U(UO2)3(PO4)2(OH)6•2(H2O) F dd2 mm2
 
42.07.14.03 Arsenovanmeersscheite U(OH)4[(UO2)3(AsO4)2(OH)2]•4H2O P 21mn 2 2 2
Help on  Strunz Class: Strunz Class: 08.EC.20 08 - PHOSPHATES, ARSENATES, VANADATES
  08.E - Uranyl Phosphates and Arsenates
  08.EC -UO2:RO4 = 3:2
 
08.EC.20 Metavanmeersscheite U(UO2)3(PO4)2(OH)6•2(H2O) F dd2 mm2
 
08.EC.20 Vanmeersscheite U(UO2)3(PO4)2(OH)6•4(H2O) P mn21 mm2
 
08.EC.20 Arsenovanmeersscheite U(OH)4[(UO2)3(AsO4)2(OH)2]•4H2O P 21mn 2 2 2
 

Other Arsenovanmeersscheite Information

Help on See Also: See Also: Links to other databases for Arsenovanmeersscheite :
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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Print or Cut-and-Paste your Arsenovanmeersscheite Specimen Label here :

Arsenovanmeersscheite

U(OH)4[(UO2)3(AsO4)2(OH)2]•4H2O
Dana No: 42.07.14.03 Strunz No: 08.EC.20
Locality:

 

Notes: