Vanuranylite Mineral Data

[On-Line Catalogue] [On-Line Auctions] [eBay] [Contact Us] [Policies]
We specialize in fine European and Asian Mineral Specimens
Heliodor is based in Prague, Czech Republic

General Vanuranylite Information

Chemical Formula:

(H3O,Ba,Ca,K)1.6(UO2)2V2O8•4(H2O) (?)

Composition:

Molecular Weight = 894.90 gm

Potassium 0.44 % K 0.53 % K₂O

Barium 3.07 % Ba 3.43 % BaO

Calcium 0.45 % Ca 0.63 % CaO

Uranium 53.20 % U 60.35 % UO₂

Vanadium 11.38 % V 20.32 % V₂O₅

Hydrogen 1.25 % H 11.17 % H₂O

Oxygen 30.21 % O

______ ______

100.00 % 96.42 % = TOTAL OXIDE

Empirical Formula:

(H₃O)_1.3Ba_0.2Ca_0.1K_0.1(UO₂)₂V⁵⁺₂O₈·3.6(H₂O)

Environment:

In the oxidation zone of a lead-bearing U-V deposit in sandstone.

IMA Status:

Discredited IMA 1968

Locality:

Mounana uranium mine, Franceville, Gabon. Link to MinDat.org Location Data.

Name Origin:

Named in 1965 for the composition (VANadium, URanium, and Aluminum).

Name Pronunciation:

Vanuranylite + Pronunciation

Synonym:

Discredited

Search for Vanuranylite Images

Images:

Image not yet available on Webmineral.com

Try searching images.google.com or Mindat Picture Gallary for mineral pictures. Caution: The images retrieved may not be appropriate.

Vanuranylite Crystallography

Axial Ratios:

a:b:c =1.2532:1:2.4133

Cell Dimensions:

a = 10.49, b = 8.37, c = 20.2, Z = 4; beta = 90° V = 1,773.59 Den(Calc)= 3.35

Crystal System:

Monoclinic - PrismaticH-M Symbol (2/m) Space Group: C 2/c ?

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

By Intensity(I/I_o): 3.23(1), 5(1), 2.11(0.8),

Physical Properties of Vanuranylite

Cleavage:

{100} Perfect

Color:

Intense yellow.

Density:

3.644

Habit:

Encrustations - Forms crust-like aggregates on matrix.

Habit:

Platy - Sheet forms (e.g. micas).

Habit:

Pseudo Hexagonal - Crystals show a hexagonal outline.

Hardness:

2 - Gypsum

Streak:

light yellow

Optical Properties of Vanuranylite

Gladstone-Dale:

CI meas= -0.308 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.423 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2478,KPDmeas= 0.2278,KC= 0.1742
Ncalc = 1.58 - 1.63

Optical Data:

Biaxial (-), a=1.65-1.71, b=1.85-1.92, g=1.9-1.95, bire=0.2400-0.2500, 2V(Calc)=36-48, 2V(Meas)=44. Dispersion r < v weak.

Pleochroism (x):

pale yellow.

Pleochroism (y):

yellow.

Pleochroism (z):

yellow.

Calculated Properties of Vanuranylite

Electron Density:

Bulk Density (Electron Density)=3.19 gm/cc
note: Specific Gravity of Vanuranylite =3.64 gm/cc.

Fermion Index:

Fermion Index = 0.0097379982
Boson Index = 0.9902620018

Photoelectric:

PE_Vanuranylite=1,396.33 barns/electron
U=PE_Vanuranylite x r_electron=4,450.85 barns/cc.

Radioactivity:

GRapi = 3,966,377.61 (Gamma Ray American Petroleum Institute Units)
Concentration of Vanuranylite per GRapi unit = 252.12 (PPB)

Vanuranylite 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) 7.67 ± 1.92 grams of pure Vanuranylite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 766.86 ±191.72 grams of pure Vanuranylite .

**Estimated Radioactivity from Vanuranylite** - 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 / 8.06 cm	95,222,138	2.57E-03	3,966,377.61	1,304.01
100 gm / 3.74 cm	9,522,214	2.57E-04	396,637.76	130.40
10 gm / 1.74 cm	952,221	2.57E-05	39,663.78	13.04
1 gm / 8.06 mm	95,222	2.57E-06	3,966.38	1.30
0.1 gm / 3.74 mm	9,522	2.57E-07	396.64	0.13
0.01 gm / 1.74 mm	952	2.57E-08	39.66	0.01
0.001 gm / 0.81 mm	95	2.57E-09	3.97	0.00

Weight of pure Vanuranylite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.64 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

Vanuranylite Classification

Dana Class:

40.02a.30.01 (40)Hydrated Phosphates, etc

(40.02a)where A++ (B++)2 (XO4) · x(H2O), containing (UO2)++

(40.02a.30)Dana Group

40.02a.30.01 Vanuranylite? (H3O,Ba,Ca,K)1.6(UO2)2V2O8•4(H2O)(?) C 2/c ? 2/m

Strunz Class:

08.XX.00 08 - PHOSPHATES, ARSENATES, VANADATES

08.X - Unclassified Strunz PHOSPHATES, ARSENATES, VANADATES

08.XX -Uranate, Hydrated Vanadate

08.XX.00 Arsenobismite? Bi2(AsO4)(OH)3 Unk Ortho

08.XX.00 Coeruleolactite (Ca,Cu)Al6(PO4)4(OH)8•4-5(H2O) P1 1

08.XX.00 Cheralite-(Ce)? (Ce,Ca,Th)(P,Si)O4 P 2₁/n 2/m

08.XX.00 Chernovite-(Ce)* (Ce,Y)(AsO4) I 4₁/amd 4/m 2/m 2/m

08.XX.00 Kerstenite? PbSeO4(?) P nma 2/m 2/m 2/m

08.XX.00 Laubmannite? Fe3Fe6(PO4)4(OH)12 Unk Ortho

08.XX.00 Spodiosite? Ca2(PO4)F Pbcm 2/m 2/m 2/m

08.XX.00 Pseudo-autunite* (H3O)4Ca2(UO2)2(PO4)4•5(H2O)(?) Unk Ortho

08.XX.00 Viseite Ca10Al24(SiO4)6(PO4)7O22F3•72(H2O)(?) I a3d 4/m 3 2/m

08.XX.00 Vanuranylite? (H3O,Ba,Ca,K)1.6(UO2)2V2O8•4(H2O)(?) C 2/c ? 2/m

08.XX.00 Sodium-autunite Na2(UO2)2(PO4)2•8(H2O) P 4/nmm 4/m 2/m 2/m

08.XX.00 Sodium meta-autunite! Na2(UO2)2(PO4)2•6-8(H2O) P 4/nmm 4/m 2/m 2/m

08.XX.00 Slavkovite! Cu13(AsO4)6(AsO3OH)4•23(H2O) P1 1

08.XX.00 IMA2000-020! Fe4[AsO3OH]5[AsO2(OH)2]2•20(H2O) Ortho Ortho

08.XX.00 Lewisite! (Ca,Fe,Na)2(Sb,Ti)2O7 F d3m 4/m 3 2/m

08.XX.00 Kamarizaite! Fe3(AsO4)2(OH)3•3H2O Pccm, Pcc2, Pcmm, Pcm21 Ortho

08.XX.00 Lapeyreite! Cu3O[AsO3(OH)]2•H2O C 2/m 2/m

08.XX.00 IMA2008-063 Pb[Zn0.25,[]0.75]Fe3H(AsO4)2(OH)6 C 2/c 2/m

08.XX.00 IMA2009-002! Cu3(AsO4)2 P 2₁/c 2/m

08.XX.00 IMA2009-005 (Y,Ca,REE)5[(Si,P)O4]3F P 6₃/m 6/m 2/m 2/m

08.XX.00 IMA2009-016 Cu4H(AsO4)2(OH)3•H2O P1 1

Other Vanuranylite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic4)

See Also:

Links to other databases for Vanuranylite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Google Images
5 - Google Scholar
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 Vanuranylite using:

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

Visit our Advertisers for Vanuranylite :

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 Vanuranylite Mineral Data :

Ask about Vanuranylite 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 Vanuranylite Specimen Label here :

Vanuranylite

(H3O,Ba,Ca,K)1.6(UO2)2V2O8•4(H2O) (?)
Dana No: 40.02a.30.01 Strunz No: 08.XX.00
Locality:

Notes: