Zdenekite Mineral Data (original) (raw)

General Zdenekite Information

Help on Chemical Formula: Chemical Formula:

NaPbCu++5(AsO4)4Cl•5(H2O)

Help on Composition: Composition:

Molecular Weight = 1,229.13 gm

Sodium 1.87 % Na 2.52 % Na2O

Copper 25.85 % Cu 32.36 % CuO

Arsenic 24.38 % As 37.40 % As2O5

Hydrogen 0.82 % H 7.33 % H2O

Lead 16.86 % Pb 18.16 % PbO

Chlorine 2.88 % Cl 2.88 % Cl

- % Cl -0.65 % -O=Cl2

Oxygen 27.34 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

NaPbCu5(AsO4)4Cl•5(H2O)

Help on Environment: Environment:

In a tennantite-bearing horizon near the contact with a lead-bearing horizon in pillars 78, 78b, and 80 in the northern part of the mine.

Help on IMA Status: IMA Status:

Approved IMA 1995

Help on Locality: Locality:

The Cap Garonne mine, near Le Pradet, 12 km east of Toulon, Var, France. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

For Dr. Johan Zdenek (1935-), mineralogist and Director of Scientific Affairs of the Bureau de Recherches Geologiques et Minieres, France.

Help on Name Pronunciation: Name Pronunciation:

Zdenekite + Pronunciation Say ZDENEKITE

Help on Synonym: Synonym:

IMA1992-037

Zdenekite Image

Click Here for Larger Zdenekite Image in a New Browser Window Images:

Zdenekite Crystallography

Help on Axial Ratios: Axial Ratios:

a:c = 1:3.91317

Help on Cell Dimensions: Cell Dimensions:

a = 10.066, c = 39.39, Z = 8; V = 3,991.17 Den(Calc)= 4.09

Help on Crystal System: Crystal System:

Tetragonal - TrapezohedralH-M Symbol (4 2 2) Space Group: P 4122,P 4322

Help on X Ray Diffraction: X Ray Diffraction:

By Intensity(I/Io): 9.83(1), 3.132(0.9), 4.925(0.6),

Click Here for Large Zdenekite Structure Window Crystal Structure:

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Help on Above

| | Zubkova N V , Pushcharovsky D Y , Sarp H , Teat S J , MacLean E J , Crystallography Reports , 48 (2003) p.939-943, Crystal structure of zdenekite NaPbCu5(AsO4)4Cl*5H2O, Locality: Cap Garrone copper-lead mine, France | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |

Physical Properties of Zdenekite

Help on Cleavage: Cleavage:

{001} Perfect

Help on Color: Color:

Blue, Turquoise.

Help on Density: Density:

4.1

Help on Diaphaneity: Diaphaneity:

Translucent

Help on Fracture: Fracture:

Irregular - Flat surfaces (not cleavage) fractured in an irregular pattern.

Help on Habit: Habit:

Crystalline - Fine - Occurs as well-formed fine sized crystals.

Help on Habit: Habit:

Tabular - Form dimensions are thin in one direction.

Help on Hardness: Hardness:

1.5-2 - Talc-Gypsum

Help on Luminescence: Luminescence:

Non-fluorescent.

Help on Luster: Luster:

Vitreous (Glassy)

Help on Streak: Streak:

pale blue

Optical Properties of Zdenekite

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

turquoise blue or turquoise blue.

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

pale blue or light green.

Help on Gladstone-Dale: Gladstone-Dale:

CI meas= -0.011 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.013 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1809,KPDmeas= 0.1805,KC= 0.1786
Ncalc = 1.73

Help on Optical Data: Optical Data:

Uniaxial (-), e=1.71, w=1.77, bire=0.0600.

Calculated Properties of Zdenekite

Help on Electron Density: Electron Density:

Bulk Density (Electron Density)=3.77 gm/cc
note: Specific Gravity of Zdenekite =4.10 gm/cc.

Help on Fermion Index: Fermion Index:

Fermion Index = 0.03
Boson Index = 0.97

Help on Photoelectric: Photoelectric:

PEZdenekite = 310.74 barns/electron
U=PEZdenekite x rElectron Density=1,171.28 barns/cc.

Help on Radioactivity: Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zdenekite is Not Radioactive

Zdenekite Classification

Help on Dana Class: Dana Class:

42.09.04.03 (42)Hydrated Phosphates, etc., Containing Hydroxyl or Halogen

(42.09)where (A)3 (XO4)2 Zq � x(H2O)

(42.09.04)Dana Group

42.09.04.01 Sampleite NaCaCu5(PO4)4Cl•5(H2O) pseudo TET 2/m 2/m 2/m

42.09.04.02 Lavendulan NaCaCu5(AsO4)4Cl•5(H2O) Unk Ortho

42.09.04.03 Zdenekite NaPbCu5(AsO4)4Cl•5(H2O) P 4122,P 4322 4 2 2

42.09.04.04 Mahnertite! (Na,Ca)Cu3(AsO4)2Cl•5(H2O) I 4mmm 4 2 2

42.09.04.05 Lemanskiite! NaCaCu5(AsO4)4Cl•5H2O P 4122 or P 4322 4 2 2

Help on Strunz Class: Strunz Class:

08.DG.05 08 - PHOSPHATES, ARSENATES, VANADATES

08.D - Phosphates, etc

08.DG -With large and medium-sized cations, (OH, etc.):RO4 < 0.5:1

08.DG.05 Lavendulan NaCaCu5(AsO4)4Cl•5(H2O) Unk Ortho

08.DG.05 Shubnikovite Ca2Cu8(AsO4)6Cl(OH)•7(H2O)(?) Unk Ortho

08.DG.05 Sampleite NaCaCu5(PO4)4Cl•5(H2O) pseudo TET 2/m 2/m 2/m

08.DG.05 Zinclavendulan? NaCa(Zn,Cu)5(AsO4)4Cl•4-5(H2O) Unk Ortho

08.DG.05 Lemanskiite! NaCaCu5(AsO4)4Cl•5H2O P 4122 or P 4322 4 2 2

08.DG.05 Zdenekite NaPbCu5(AsO4)4Cl•5(H2O) P 4122,P 4322 4 2 2

Other Zdenekite Information

Help on References: References:

NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.81,1996) OPTIC PROP.(MinRec)

Help on See Also: See Also:

Links to other databases for Zdenekite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - Handbook of Mineralogy (MinSocAm)
7 - Handbook of Mineralogy (UofA)
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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

Zdenekite

NaPbCu++5(AsO4)4Cl•5(H2O)
Dana No: 42.09.04.03 Strunz No: 08.DG.05
Locality:

Notes: