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Metazeunerite Mineral Data

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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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Comments: Lime green crystals of metazeunerite on matrix.
Location: Schneeberg, Saxony, Germany. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

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  Trogerite   Metazeunerite

Comments: Yellow crystals of trögerite with green metazeunerite.
Location: Walpurgis Flats, Weißer Hirsch Mine, Neustädtel, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

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 - Dipyramidal H-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),

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
Curies (Ci)
If Held in Hand
For 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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Dana No: 40.02a.14.02 Strunz No: 08.EB.10





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