Metazeunerite Mineral Data (original) (raw)

General Metazeunerite Information

Help on Chemical Formula: Chemical Formula:

Cu(UO2)2(AsO4)2•8(H2O)

Help on Composition: Composition:

Molecular Weight = 1,025.56 gm

Uranium 46.42 % U 52.66 % UO2

Copper 6.20 % Cu 7.76 % CuO

Arsenic 14.61 % As 22.41 % As2O5

Hydrogen 1.57 % H 14.05 % H2O

Oxygen 31.20 % O

______ ______

100.00 % 96.88 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Cu(UO2)2(AsO4)2•8(H2O)

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1937

Help on Locality: Locality:

Weisser Hirsch mine, Schneeberg, Sachsen (Saxony), Germany Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named as the lower hydrate of zeunerite

Help on Name Pronunciation: Name Pronunciation:

Metazeunerite + Pronunciation Say METAZEUNERITE

Help on Synonym: Synonym:

ICSD 38122

PDF 17-146

Metazeunerite Image

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Metazeunerite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:2.45352

Help on Cell Dimensions: Cell Dimensions:

a = 7.1, c = 17.42, Z = 2; V = 878.14 Den(Calc)= 3.88

Help on Crystal System: Crystal System:

Tetragonal - DipyramidalH-M Symbol (4/m) Space Group: P 4/n

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 3.73(1), 8.86(1), 5.57(0.8),

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| | Locock A J , Burns P C , The Canadian Mineralogist , 41 (2003) p.489-502, Crystal structures and synthesis of the copper-dominant members of the autunite, and meta-autunite groups: Tobernite, zeunerite, metatorbernite and metazeunerite | | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Metazeunerite

Help on Cleavage: Cleavage:

{001} Perfect, {100} Distinct

Help on Color: Color:

Green, Grass green, Emerald green.

Help on Density: Density:

3.64

Help on Diaphaneity: Diaphaneity:

Transparent to Translucent

Help on Hardness: Hardness:

2-2.5 - Gypsum-Finger Nail

Help on Luminescence: Luminescence:

Fluorescent, Short UV=dull yellow green, Long UV=dull yellow green.

Help on Luster: Luster:

Vitreous - Pearly

Help on Streak: Streak:

greenish white

Optical Properties of Metazeunerite

Help on Dichroism (e): Dichroism (e):

colorless.

Help on Dichroism (w): Dichroism (w):

colorless.

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -0.169 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.097 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1644,KPDmeas= 0.1753,KC= 0.1499
Ncalc = 1.55 - 1.58

Help on Optical Data: Optical Data:

Uniaxial (-), e=1.626, w=1.65, bire=0.0240.

Calculated Properties of Metazeunerite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=3.44 gm/cc
note: Specific Gravity of Metazeunerite =3.88 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.0034943078
Boson Index = 0.9965056922

Help on Photoelectric: Photoelectric:

PEMetazeunerite =1,200.52 barns/electron
U=PEMetazeunerite x relectron=4,133.15 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 3,510,839.18 (Gamma Ray American Petroleum Institute Units)
Concentration of Metazeunerite per GRapi unit = 284.83 (PPB)

Metazeunerite 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) 8.66 ± 2.17 grams of pure Metazeunerite .
Estimated Maximum U.S. Postal Shipping Size(10 mRem/hr limit, Unshielded 100 cm box) 866.36 ±216.59 grams of pure Metazeunerite .

Estimated Radioactivity from Metazeunerite - very strong

SpecimenSizeWeight/Volume(Sphere) * CalculatedActivityBecquerels(Bq) CalculatedActivityCuries (Ci) EstimatedActivityGR(api) EstimatedExposure(mRem**)/hrIf Held in HandFor One Hour
1000 gm / 7.90 cm 83,090,386 2.25E-03 3,510,839.18 1,154.25
100 gm / 3.66 cm 8,309,039 2.25E-04 351,083.92 115.42
10 gm / 1.70 cm 830,904 2.25E-05 35,108.39 11.54
1 gm / 7.90 mm 83,090 2.25E-06 3,510.84 1.15
0.1 gm / 3.66 mm 8,309 2.25E-07 351.08 0.12
0.01 gm / 1.70 mm 831 2.25E-08 35.11 0.01
0.001 gm / 0.79 mm 83 2.25E-09 3.51 0.00

Weight of pure Metazeunerite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.88 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

Metazeunerite Classification

Help on Dana Class: Dana Class:

40.02a.14.02 (40)Hydrated Phosphates, etc

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

(40.02a.14)Dana Group

40.02a.14.01 Zeunerite Cu(UO2)2(AsO4)2•10-16(H2O) P 4/nnc 4/m 2/m 2/m

40.02a.14.02 Metazeunerite Cu(UO2)2(AsO4)2•8(H2O) P 4/n 4/m

Help on Strunz Class: Strunz Class:

08.EB.10 08 - PHOSPHATES, ARSENATES, VANADATES

08.E - Uranyl Phosphates and Arsenates

08.EB -UO2:RO4 = 1:1

08.EB.10 Bassetite Fe(UO2)2(PO4)2•8(H2O) P 21/m 2/m

08.EB.10 Lehnerite Mn[UO2/PO4]2•8(H2O) P 21/n 2/m

08.EB.10 Metazeunerite Cu(UO2)2(AsO4)2•8(H2O) P 4/n 4/m

08.EB.10 Meta-autunite Ca(UO2)2(PO4)2•2-6(H2O) P 4/nmm 4/m 2/m 2/m

08.EB.10 Metauranocircite Ba(UO2)2(PO4)2•6-8(H2O) P 21 2

08.EB.10 Metauranospinite Ca(UO2)2(AsO4)2•8(H2O) P 4/nmm 4/m 2/m 2/m

08.EB.10 Metaheinrichite Ba(UO2)2(AsO4)2•8(H2O) P 21 2

08.EB.10 Metakahlerite Fe(UO2)2(AsO4)2•8(H2O) P 4/mmm 4/m 2/m 2/m

08.EB.10 Metakirchheimerite Co(UO2)2(AsO4)2•8(H2O) P 4/mmm 4/m 2/m 2/m

08.EB.10 Metalodevite Zn(UO2)2(AsO4)2•10(H2O) P 41/m 4/m

08.EB.10 Metanovacekite Mg(UO2)2(AsO4)2•4-8(H2O) P 4/n 4/m

08.EB.10 Metatorbernite Cu(UO2)2(PO4)2•8(H2O) P 4/n 4/m

08.EB.10 Przhevalskite Pb(UO2)2(PO4)2•4(H2O) Unk Tetra

Other Metazeunerite Information

Help on References: References:

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

Help on See Also: See Also:

Links to other databases for Metazeunerite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Dunn)
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info

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

Metazeunerite

Cu(UO2)2(AsO4)2•8(H2O)
Dana No: 40.02a.14.02 Strunz No: 08.EB.10
Locality:

Notes: