Meta-uranopilite Mineral Data

Meta-uranopilite Mineral Data

General Meta-uranopilite Information

Chemical Formula:

(UO2)6(SO4)(OH)10·5(H2O)

Composition:

Molecular Weight = 1,976.38 gm

Uranium 72.26 % U 81.98 % UO₂

Hydrogen 1.02 % H 9.12 % H₂O

Sulfur 1.62 % S 4.05 % SO₃

Oxygen 25.10 % O

______ ______

100.00 % 95.14 % = TOTAL OXIDE

Empirical Formula:

(UO₂)₆(SO₄)(OH)₁₀·5(H₂O)

Environment:

Alteration product of uranopilite.

IMA Status:

Valid Species (Pre-IMA) 1952

Locality:

Jachymov, Bohemia, Czech Republic. Link to MinDat.org Location Data.

Name Origin:

Named as the lower hydrate of uranopilite.

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Meta-uranopilite Crystallography

Crystal System:

OrthorhombicSpace Group: Unk

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

By Intensity(I/I_o): 3.57(1), 8.65(1), 3.31(0.9),5.53(0.8), 3(0.5), 3.67(0.4), 4.36(0.4), 5.08(0.4),

Physical Properties of Meta-uranopilite

Color:

Gray, Grayish green, Brownish, Yellow.

Habit:

Acicular - Occurs as needle-like crystals.

Habit:

Tabular - Form dimensions are thin in one direction.

Luminescence:

Fluorescent, Short UV=yellow green.

Optical Properties of Meta-uranopilite

Optical Data:

Biaxial (-), a=1.72, b=1.76, g=1.76, bire=0.0400

Calculated Properties of Meta-uranopilite

Fermion Index

Fermion Index = 0.00544
Boson Index = 0.99456

Photoelectric:

PE_{Meta-uranopilite}=1,938.04 barns/electron
U=PE_{Meta-uranopilite} x r_electron= . barns/cc.

Radioactivity:

GRapi = 5,210,867.64 (Gamma Ray American Petroleum Institute Units)

Meta-uranopilite 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) 5.84 ± 1.46 grams of pure Meta-uranopilite .
Estimated Maximum U.S. Postal Shipping Size (10 mRem/hr limit, Unshielded 100 cm box) 583.72 ±145.93 grams of pure Meta-uranopilite .

**Estimated Radioactivity from Meta-uranopilite** - 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	129,349,141	3.50E-03	5,210,867.64	1,713.16
100 gm	12,934,914	3.50E-04	521,086.76	171.32
10 gm	1,293,491	3.50E-05	52,108.68	17.13
1 gm	129,349	3.50E-06	5,210.87	1.71
0.1 gm	12,935	3.50E-07	521.09	0.17
0.01 gm	1,293	3.50E-08	52.11	0.02
0.001 gm	129	3.50E-09	5.21	0.00

Weight of pure Meta-uranopilite 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

Meta-uranopilite Classification

Dana Class:

31.2.7.1 (31)Hydrated Sulfates Containing Hydroxyl or Halogen

(31.2)where (A+ B++)6 (XO4) Zq·x(H2O)

(31.2.7)Dana Group

31.2.7.1 Meta-uranopilite (UO2)6(SO4)(OH)10·5(H2O) Unk Ortho

Strunz Class:

VI/D.20-20 VI - Sulfates,Chromates,Molybdates and Tungstates

VI/D - Uranylsulfates [UO2]4+ - [SO4]2-

VI/D.20 - Uranopilite - Rabejacite series

VI/D.20-05 Jachymovite! (UO2)8(SO4)(OH)14·13(H2O) P 2₁,P 2₁/m Mono

VI/D.20-10 Uranopilite [(UO2)6(SO4)O2(OH)6(H2O)6]·8(H2O) P1 1

VI/D.20-20 Meta-uranopilite (UO2)6(SO4)(OH)10·5(H2O) Unk Ortho

VI/D.20-30 Sodium-zippeite Na4(UO2)6(SO4)3(OH)10·4(H2O) Unk Ortho

VI/D.20-40 Zippeite K4(UO2)6(SO4)3(OH)10·4(H2O) C 2/m 2/m

VI/D.20-50 Magnesium-zippeite Mg(H2O)3.5(UO2)2(SO4)O2 C 2/m 2/m

VI/D.20-60 Cobalt-zippeite Co2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho

VI/D.20-70 Nickel-zippeite Ni2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho

VI/D.20-80 Zinc-zippeite Zn2(UO2)6(SO4)3(OH)10·16(H2O) Unk Ortho

VI/D.20-85 Deliensite! Fe(UO2)2(SO4)2(OH)2·3(H2O) Pnnm or Pnn2 Ortho

VI/D.20-90 Rabejacite Ca(UO2)4(SO4)2(OH)6·6(H2O) Unk Ortho

Other Meta-uranopilite Information

References:

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

See Also:

Links to other databases for Meta-uranopilite :
1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -MinDAT 7 -MinMax(Deutsch) 8 -MinMax(English) 9 -Mineralienatlas (Deutsch) 10 -QUT Mineral Atlas 11 - Uranium Minerals 12 -École des Mines de Paris

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Meta-uranopilite

(UO2)6(SO4)(OH)10·5(H2O)
Dana No: 31.2.7.1 Strunz No: VI/D.20-20
Locality:

Notes: