General Deliensite Information
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Chemical Formula: |
Fe++(UO2)2(SO4)2(OH)2·3(H2O) |
Composition: |
Molecular Weight = 876.09 gm |
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Uranium 54.34 % U 61.64 % UO2 |
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Iron 6.37 % Fe 8.20 % FeO |
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Hydrogen 0.92 % H 8.23 % H2O |
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Sulfur 7.32 % S 18.28 % SO3 |
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Oxygen 31.05 % O |
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______ ______ |
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100.00 % 96.35 % = TOTAL OXIDE |
Empirical Formula: |
Fe2+(UO2)2(SO4)2(OH)2·3(H2O) |
Environment: |
Oxidized zone of an uranium deposit. |
IMA Status: |
Approved IMA 1997 (Dana # Added) |
Locality: |
Mas D'Alary, Lodeve, Herault, France. Link to MinDat.org Location Data. |
Name Origin: |
For Dr. Michel Deliens (1939-), Royal Belgian Institute of Natural Sciences, Brussels, in recognition oh his research on uranium bearing minerals. |
Synonym: |
IMA1996-013 |
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Deliensite Image |
Images:
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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 |
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Deliensite Crystallography
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Axial Ratios: |
a:b:c =0.9775:1:0.4241 |
Cell Dimensions: |
a = 15.908, b = 16.274, c = 6.903, Z = 4; V = 1,787.10 Den(Calc)= 3.26 |
Crystal System: |
OrthorhombicSpace Group: Pnnm or Pnn2 |
X Ray Diffraction: |
By Intensity(I/Io): 5.9(1), 7.95(0.81), 3.941(0.71), |
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Physical Properties of Deliensite
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Cleavage: |
[100] Perfect |
Color: |
Yellow, White, Grayish. |
Density: |
3.268 |
Diaphaniety: |
Transparent to translucent |
Fracture: |
Weak - Hard to handle without causing serious harm or damage. |
Habit: |
Aggregates - Made of numerous individual crystals or clusters. |
Habit: |
Spherical - Spherical, rounded aggregates. |
Hardness: |
2 - Gypsum |
Luster: |
Vitreous (Glassy) |
Streak: |
white |
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Optical Properties of Deliensite
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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 |
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. |
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Calculated Properties of Deliensite
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Electron Density: |
relectron=2.88 gm/cc note: rDeliensite =3.27 gm/cc. |
Fermion Index |
Fermion Index = 0.00596 Boson Index = 0.99404 |
Photoelectric: |
PEDeliensite =1,401.66 barns/electron U=PEDeliensite x relectron=4,036.39 barns/cc. |
Radioactivity: |
GRapi = 4,081,435.77 (Gamma Ray American Petroleum Institute Units)
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 |
97,266,631 |
2.63E-03 |
4,081,435.77 |
1,341.84 |
| 100 gm / 3.88 cm |
9,726,663 |
2.63E-04 |
408,143.58 |
134.18 |
| 10 gm / 1.80 cm |
972,666 |
2.63E-05 |
40,814.36 |
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
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Deliensite Classification
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Dana Class: |
31.8.2.2 (31)Hydrated Sulfates Containing Hydroxyl or Halogen |
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(31.8)where (A+ B++)3 (XO4)2 Zq·x(H2O) |
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(31.8.2)Dana Group |
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31.8.2.1 Johannite Cu(UO2)2(SO4)2(OH)2·8(H2O) P1 1 |
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31.8.2.2 Deliensite ! Fe(UO2)2(SO4)2(OH)2·3(H2O) Pnnm or Pnn2 Ortho |
Strunz Class: |
VI/D.20-85 VI - Sulfates,Chromates,Molybdates and Tungstates |
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VI/D - Uranylsulfates [UO2]4+ - [SO4]2- |
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VI/D.20 - Uranopilite - Rabejacite series |
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VI/D.20-05 Jachymovite! (UO2)8(SO4)(OH)14·13(H2O) P 21,P 21/m Mono |
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VI/D.20-10 Uranopilite [(UO2)6(SO4)O2(OH)6(H2O)6]·8(H2O) P1 1 |
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VI/D.20-20 Meta-uranopilite (UO2)6(SO4)(OH)10·5(H2O) Unk Ortho |
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VI/D.20-30 Sodium-zippeite Na4(UO2)6(SO4)3(OH)10·4(H2O) Unk Ortho |
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VI/D.20-40 Zippeite K4(UO2)6(SO4)3(OH)10·4(H2O) C 2/m 2/m |
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VI/D.20-50 Magnesium-zippeite Mg(H2O)3.5(UO2)2(SO4)O2 C 2/m 2/m |
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VI/D.20-60 Cobalt-zippeite Co2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho |
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VI/D.20-70 Nickel-zippeite Ni2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho |
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VI/D.20-80 Zinc-zippeite Zn2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho |
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VI/D.20-85 Deliensite Fe(UO2)2(SO4)2(OH)2·3(H2O) Pnnm or Pnn2 Ortho |
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VI/D.20-90 Rabejacite Ca(UO2)4(SO4)2(OH)6·6(H2O) Unk Ortho |
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Other Deliensite Information
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References: |
NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.83,p653,1998) OPTIC PROP.(MinRec) |
See Also: |
Links to other databases for Deliensite :
1 -Am. Min. Crystal Structure Database
2 -Athena
3 -Google Images
4 -Google Scholar
5 -Handbook of Mineralogy (UofA)
6 -MinDAT
7 -MinMax(Deutsch)
8 -MinMax(English)
9 -Mineralienatlas (Deutsch)
10 -QUT Mineral Atlas
11 - Uranium Minerals
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Deliensite
Fe++(UO2)2(SO4)2(OH)2·3(H2O)
Dana No: 31.8.2.2 Strunz No: VI/D.20-85
Locality:
Notes:
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