Metazeunerite Mineral Data

Metazeunerite Mineral Data +

[Fine Minerals] [What's New] [Mineral Galleries] [My Collection] [Mineral Auctions]
Dan Weinrich Fine Minerals
Full-time professional mineral dealer with over 31 years experience in mineral collecting
And 15 years selling mineral specimens on the internet and at major mineral shows

General Metazeunerite Information

Chemical Formula:

Cu(UO2)2(AsO4)2·8(H2O)

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

Empirical Formula:

Cu(UO₂)₂(AsO₄)₂·8(H₂O)

IMA Status:

Valid Species (Pre-IMA) 1937

Locality:

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

Name Origin:

Named as the lower hydrate of zeunerite

Synonym:

ICSD 38122

PDF 17-146

Metazeunerite Image

Images:

Metazeunerite

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

Images:

Metazeunerite Trogerite

Comments: Yellow crystals of tr?gerite with green metazeunerite.
Location: Walpurgis Flats, Wei?er Hirsch Mine, Neust?dtel, Schneeberg District, Erzgebirge, Saxony, Germany. Scale: Picture size 5 mm.
© Thomas Witzke / Abraxas-Verlag

Metazeunerite Crystallography

Axial Ratios:

a:c = 1:2.45352

Cell Dimensions:

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

Crystal System:

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

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

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

Crystal Structure:

Mouse
drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
Keyboard
S - Stereo Pair on/off
H - Help Screen
I - Data Info
A - Atoms On/Off
P - Polyhedra On/Off
B - Bonds On/Off
Help on Above

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

Cleavage:

[001] Perfect, [100] Distinct

Color:

Green, Grass green, Emerald green.

Density:

3.64

Diaphaniety:

Transparent to Translucent

Hardness:

2-2.5 - Gypsum-Finger Nail

Luminescence:

Fluorescent.

Luster:

Vitreous - Pearly

Streak:

greenish white

Optical Properties of Metazeunerite

Dichroism (e):

colorless.

Dichroism (w):

colorless.

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

Optical Data:

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

Calculated Properties of Metazeunerite

Electron Density:

r_electron=3.44 gm/cc
note: r_{Metazeunerite}=3.88 gm/cc.

Fermion Index

Fermion Index = 0.00349
Boson Index = 0.99651

Photoelectric:

PE_{Metazeunerite}=1,200.52 barns/electron
U=PE_{Metazeunerite} x r_electron=4,133.15 barns/cc.

Radioactivity:

GRapi = 3,510,838.14 (Gamma Ray American Petroleum Institute Units)

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
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 / 7.90 cm	83,090,386	2.25E-03	3,510,838.14	1,154.25
100 gm / 3.66 cm	8,309,039	2.25E-04	351,083.81	115.42
10 gm / 1.70 cm	830,904	2.25E-05	35,108.38	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

Dana Class:

40.2a.14.2 (40)Hydrated Phosphates, etc

(40.2a)where A++ (B++)2 (XO4) · x(H2O), containing (UO2)++

(40.2a.14)Dana Group

40.2a.14.1 Zeunerite Cu(UO2)2(AsO4)2·10-16(H2O) P 4/nnc 4/m 2/m 2/m

40.2a.14.2 Metazeunerite Cu(UO2)2(AsO4)2·8(H2O) P 4/n 4/m

Strunz Class:

VII/E.02-70 VII - Phosphates, Arsenates and Vanadates

VII/E - Uranylphosphates and uranylvanadates with [UO2]2+ - [PO4 | AsO4]3- and [UO2]2+ - [V2O8]6-

VII/E.02 - Meta-autunite group

VII/E.02-10 Metanovacekite Mg(UO2)2(AsO4)2·4-8(H2O) P 4/n 4/m

VII/E.02-20 Bassetite Fe(UO2)2(PO4)2·8(H2O) P 2₁/m 2/m

VII/E.02-30 Metakahlerite Fe(UO2)2(AsO4)2·8(H2O) P 4/mmm 4/m 2/m 2/m

VII/E.02-40 Lehnerite Mn[UO2/PO4]2·8(H2O) P 2₁/n 2/m

VII/E.02-50 Metakirchheimerite Co(UO2)2(AsO4)2·8(H2O) P 4/mmm 4/m 2/m 2/m

VII/E.02-60 Metatorbernite Cu(UO2)2(PO4)2·8(H2O) P 4/n 4/m

VII/E.02-70 Metazeunerite Cu(UO2)2(AsO4)2·8(H2O) P 4/n 4/m

VII/E.02-80 Metalodevite Zn(UO2)2(AsO4)2·10(H2O) P 4₁/m 4/m

VII/E.02-90 Meta-autunite Ca(UO2)2(PO4)2·2-6(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-95 Sodium meta-autunite! Na2(UO2)2(PO4)2·6-8(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-100 Meta-uranospinite Ca(UO2)2(AsO4)2·8(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-110 Meta-uranocircite Ba(UO2)2(PO4)2·6-8(H2O) P 2₁ 2

VII/E.02-120 Metaheinrichite Ba(UO2)2(AsO4)2·8(H2O) P 4₁/? 4/m

VII/E.02-130 Sodium-uranospinite (Na2,Ca)(UO2)2(AsO4)2·5(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-140 Meta-ankoleite K2(UO2)2(PO4)2·6(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-150 Abernathyite K(UO2)(AsO4)·4(H2O) P 4/ncc 4/m 2/m 2/m

VII/E.02-160 Uramphite (NH4)(UO2)(PO4)·3(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-170 Chernikovite (H3O)2(UO2)2(PO4)2·6(H2O) P 4/nmm 4/m 2/m 2/m

VII/E.02-180 Pseudo-autunite* (H3O)4Ca2(UO2)2(PO4)4·5(H2O)(?) Unk Ortho

VII/E.02-190 Ulrichite CaCu(UO2)(PO4)2·4(H2O) C 2/m 2/m

Other Metazeunerite Information

References:

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

Search for Metazeunerite using:

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

Visit our Advertisers for Metazeunerite :
AA Mineral Specimens
B and L Minerals
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Minernet.it
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Metazeunerite Mineral Data :

Ask about Metazeunerite 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 Metazeunerite Specimen Label here :

Metazeunerite

Cu(UO2)2(AsO4)2·8(H2O)
Dana No: 40.2a.14.2 Strunz No: VII/E.02-70
Locality:

Notes: