Uvanite Mineral Data

Uvanite Mineral Data
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General Uvanite Information

Help on Chemical Formula: Chemical Formula: U++++++2V+++++6O21•15(H2O)
Help on Composition: Composition: Molecular Weight = 1,387.92 gm
   Uranium   34.30 %  U    41.22 % UO3
   Vanadium  22.02 %  V    39.31 % V2O5
   Hydrogen   2.18 %  H    19.47 % H2O
   Oxygen    41.50 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: U2V5+6O21•15(H2O)
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1914
Help on Locality: Locality: Temple Rock, Emery County, Utah, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the composition (U, Vanadium)..
Help on Name Pronunciation: Name Pronunciation: Uvanite Say UVANITE
 

Uvanite Image

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Uvanite

Comments: Yellowish brown uvanite coating on sandstone.
Location: Temple Rock, Emery County, Utah, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Uvanite Crystallography
Help on Crystal System: Crystal System: OrthorhombicSpace Group: Unk
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.94(1), 1.71(0.9), 2.24(0.8),
 

Physical Properties of Uvanite

Help on Cleavage: Cleavage: {???} Good, {???} Good
Help on Color: Color: Brownish yellow.
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: light yellow
 

Optical Properties of Uvanite

Help on Optical Data: Optical Data: Biaxial (+), a=1.817, b=1.879, g=2.057, bire=0.2400
Help on Pleochroism (x): Pleochroism (x): light brown.
Help on Pleochroism (y): Pleochroism (y): dark brown.
Help on Pleochroism (z): Pleochroism (z): yellow green.
 

Calculated Properties of Uvanite

Help on Fermion Index: Fermion Index: Fermion Index = 0.0032226159
Boson Index = 0.9967773841
Help on Photoelectric: Photoelectric: PEUvanite = 848.25 barns/electron
U=PEUvanite x relectron= . barns/cc.
Help on Radioactivity: Radioactivity:

GRapi = 2,696,326.00 (Gamma Ray American Petroleum Institute Units)
Concentration of Uvanite per GRapi unit = 370.88 (PPB)

Uvanite 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) 11.28 ± 2.82 grams of pure Uvanite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 1128.1 ±282.02 grams of pure Uvanite .

Estimated Radioactivity from Uvanite - 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 61,397,010 1.66E-03 2,696,326.00 886.46
100 gm 6,139,701 1.66E-04 269,632.60 88.65
10 gm 613,970 1.66E-05 26,963.26 8.86
1 gm 61,397 1.66E-06 2,696.33 0.89
0.1 gm 6,140 1.66E-07 269.63 0.09
0.01 gm 614 1.66E-08 26.96 0.01
0.001 gm 61 1.66E-09 2.70 0.00

Weight of pure Uvanite in grams (gm).*
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
 

Uvanite Classification
Help on Dana Class: Dana Class: 47.04.05.01 (47)Vanadium Oxysalts
  (47.04)(Hydrated Containing V++++ and V+++++)
  (47.04.05)Dana Group
 
47.04.05.01 Uvanite U2V6O21•15(H2O) Unk Ortho
Help on Strunz Class: Strunz Class: 04.HB.35 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.H - V[5,6] Vanadates
  04.HB -Uranyl Sorovanadates
 
04.HB.35 Uvanite U2V6O21•15(H2O) Unk Ortho
 

Other Uvanite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Dana) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Uvanite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info
15 - Uranium Minerals

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

Uvanite

U++++++2V+++++6O21•15(H2O)
Dana No: 47.04.05.01 Strunz No: 04.HB.35
Locality:

 

Notes: