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Deliensite Mineral Data

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General Deliensite Information

Help on Chemical  Formula: Chemical Formula: Fe++(UO2)2(SO4)2(OH)2•3(H2O)
Help on Composition: Composition: Molecular Weight = 876.09 gm
   Uranium   54.34 %  U    61.64 % UO2
   Iron       6.37 %  Fe    8.20 % FeO
   Hydrogen   0.92 %  H     8.23 % H2O
   Sulfur     7.32 %  S    18.28 % SO3
   Oxygen    31.05 %  O
            ______        ______ 
            100.00 %       96.35 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Fe2+(UO2)2(SO4)2(OH)2•3(H2O)
Help on Environment: Environment: Oxidized zone of an uranium deposit.
Help on IMA Status: IMA Status: Approved IMA 1997 (Dana # Added)
Help on Locality: Locality: Mas D'Alary, Lodeve, Herault, France. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Dr. Michel Deliens (1939-), Royal Belgian Institute of Natural History, Brussels, Belgium, in recognition of his research on uranium bearing minerals.
Help on Name Pronunciation: Name Pronunciation: Deliensite + Pronunciation Say DELIENSITE
Help on Synonym: Synonym: IMA1996-013
 

Deliensite Image

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  Deliensite

Comments: Specimen is covered with abundant micro crystals of deliensite.
Location: Mas d'Alary Village, Le Bosc Lodeve, Herault, France. Scale: Not Given.
© John Veevaert

Deliensite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9775:1:0.4241
Help on Cell Dimensions: Cell Dimensions: a = 15.908, b = 16.274, c = 6.903, Z = 4; V = 1,787.10 Den(Calc)= 3.26
Help on Crystal System: Crystal System: Orthorhombic Space Group: Pnnm or Pnn2
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.9(1), 7.95(0.81), 3.941(0.71),
Help on Forms: Forms:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize

Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu

Help on Above

Forms: ( 0 1 0) ( 1 0 0) ( 0 1 1)

Warning: this java applet does not work in some browsers because of security restrictions.

 

Physical Properties of Deliensite

Help on Cleavage: Cleavage: {100} Perfect
Help on Color: Color: Yellow, White, Grayish.
Help on Density: Density: 3.268
Help on Diaphaneity: Diaphaneity: Transparent to translucent
Help on Fracture: Fracture: Weak - Hard to handle without causing serious harm or damage.
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Spherical - Spherical, rounded aggregates.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Deliensite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.035 (Excellent) - where the CI = (1-KPDmeas/KC)
CI calc= -0.038 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1425,KPDmeas= 0.1422,KC= 0.1374
Ncalc = 1.45
Help on Optical Data: Optical Data: Biaxial (-), a=1.432, b=1.47, g=1.492, bire=0.0600, 2V(Calc)=72, 2V(Meas)=73. Dispersion weak, r > v.
 

Calculated Properties of Deliensite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.88 gm/cc
note: Specific Gravity of Deliensite =3.27 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0059632303
Boson Index = 0.9940367697
Help on Photoelectric: Photoelectric: PEDeliensite =1,401.66 barns/electron
U=PEDeliensite x relectron=4,036.39 barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 4,081,437.54 (Gamma Ray American Petroleum Institute Units)
Concentration of Deliensite per GRapi unit = 245.01 (PPB)

Deliensite 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) 7.45 ± 1.86 grams of pure Deliensite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 745.24 ±186.31 grams of pure Deliensite .

Estimated Radioactivity from Deliensite - 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 / 8.36 cm 97,266,644 2.63E-03 4,081,437.54 1,341.84
100 gm / 3.88 cm 9,726,664 2.63E-04 408,143.75 134.18
10 gm / 1.80 cm 972,666 2.63E-05 40,814.38 13.42
1 gm / 8.36 mm 97,267 2.63E-06 4,081.44 1.34
0.1 gm / 3.88 mm 9,727 2.63E-07 408.14 0.13
0.01 gm / 1.80 mm 973 2.63E-08 40.81 0.01
0.001 gm / 0.84 mm 97 2.63E-09 4.08 0.00

Weight of pure Deliensite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.27 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
 

Deliensite Classification

Help on  Dana Class: Dana Class: 31.08.02.02 (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.08)where (A+ B++)3 (XO4)2 Zq�x(H2O)
  (31.08.02)Dana Group
 
31.08.02.01 Johannite Cu(UO2)2(SO4)2(OH)2•8(H2O) P1 1
 
31.08.02.02 Deliensite! Fe(UO2)2(SO4)2(OH)2•3(H2O) Pnnm or Pnn2 Ortho
Help on  Strunz Class: Strunz Class: 07.EB.10 07 - SULFATES (SELENATES, TELLURATES)
  07.E - Uranyl Sulfates
  07.EB -With medium-sized cations
 
07.EB.10 Deliensite! Fe(UO2)2(SO4)2(OH)2•3(H2O) Pnnm or Pnn2 Ortho
 

Other Deliensite Information

Help on References: References: NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.83,p653,1998) OPTIC PROP.(MinRec)
Help on See Also: See Also: Links to other databases for Deliensite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - Uranium Minerals

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Print or Cut-and-Paste your Deliensite Specimen Label here :

Deliensite

Fe++(UO2)2(SO4)2(OH)2•3(H2O)
Dana No: 31.08.02.02 Strunz No: 07.EB.10
Locality:

 

Notes:

 

 
   
 


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