Deliensite Mineral Data

[Newest Minerals] [Minerals for Sale] [Educational Articles] [About Us] [Image Gallery]
John Betts - Fine Minerals
Classic minerals, out-of-print books & magazines, plus informative articles for collectors

General Deliensite Information

Chemical Formula:

Fe++(UO2)2(SO4)2(OH)2•3(H2O)

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

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:

Named for Dr. Michel Deliens (1939-), Royal Belgian Institute of Natural History, Brussels, Belgium, in recognition of his research on uranium bearing minerals.

Name Pronunciation:

Deliensite + Pronunciation

Synonym:

IMA1996-013

Deliensite Image

Images:

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

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

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 5.9(1), 7.95(0.81), 3.941(0.71),

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 large pop-up is very compute intensive and may not work well with some computers.

Physical Properties of Deliensite

Cleavage:

{100} Perfect

Color:

Yellow, White, Grayish.

Density:

3.268

Diaphaneity:

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

Optical Properties of Deliensite

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

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

Electron Density:

Bulk Density (Electron Density)=2.88 gm/cc
note: Specific Gravity of Deliensite =3.27 gm/cc.

Fermion Index:

Fermion Index = 0.0059632303
Boson Index = 0.9940367697

Photoelectric:

PE_Deliensite=1,401.66 barns/electron
U=PE_Deliensite x r_electron=4,036.39 barns/cc.

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

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

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

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 (MinSocAm)
6 - Handbook of Mineralogy (UofA)
7 - MinDAT
8 - MinMax(Deutsch)
9 - MinMax(English)
10 - Mineralienatlas (Deutsch)
11 - QUT Mineral Atlas
12 - Ruff.Info
13 - Uranium Minerals

Search for Deliensite using:

[ALTAVISTA] [AOL] [All-The-Web] [HotBot] [Ixquick] [MAMMA] [MSN.COM] [Netscape] [Scirus] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Deliensite :

AA Mineral Specimens

B & L Fine Minerals

Crystalarium.com

Dan Weinrich Fine Minerals

Dan Weinrich Auctions

Dakota Matrix

Diamond Dan Publications

John Betts Fine Minerals

Mason's Minerals

Mineral News

Mineral of the Month Club

Wrights Rock Shop

Translate Deliensite Mineral Data :

Ask about Deliensite here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in Español

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: