Arzrunite Mineral Data (original) (raw)

General Arzrunite Information

Help on Chemical Formula: Chemical Formula:

Cu4Pb2SO4(OH)4Cl6•2(H2O)

Help on Composition: Composition:

Molecular Weight = 1,081.42 gm

Copper 23.50 % Cu 29.42 % CuO

Hydrogen 0.75 % H 6.66 % H2O

Lead 38.32 % Pb 41.28 % PbO

Sulfur 2.97 % S 7.40 % SO3

Chlorine 19.67 % Cl 19.67 % Cl

- % Cl -4.44 % -O=Cl2

Oxygen 14.79 % O

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Help on Empirical Formula: Empirical Formula:

Cu4Pb2(SO4)(OH)4Cl6•2(H2O)

Help on Environment: Environment:

A questionable species.

Help on IMA Status: IMA Status:

Valid Species (Pre-IMA) 1899

Help on Locality: Locality:

Buena Esperanza mine, Challacolla, Tarapaca, Chile. Link to MinDat.org Location Data.

Help on Name Origin: Name Origin:

Named after Andreas Arzruni (1847-1898), German mineralogist, University of Aachen.

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Arzrunite Crystallography

Help on Crystal System: Crystal System:

OrthorhombicSpace Group: Unk

Physical Properties of Arzrunite

Help on Color: Color:

Blue, Bluish green.

Help on Habit: Habit:

Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).

Optical Properties of Arzrunite

Help on Optical Data: Optical Data:

Biaxial (?)

Help on Pleochroism (x): Pleochroism (x):

blue.

Help on Pleochroism (y): Pleochroism (y):

blue.

Help on Pleochroism (z): Pleochroism (z):

nearly colorless.

Calculated Properties of Arzrunite

Help on Fermion Index: Fermion Index:

Fermion Index = 0.08
Boson Index = 0.92

Help on Photoelectric: Photoelectric:

PEArzrunite = 667.09 barns/electron
U=PEArzrunite x rElectron Density= . barns/cc.

Help on Radioactivity: Radioactivity:

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

Arzrunite Classification

Help on Dana Class: Dana Class:

12.01.08.01 (12)Compound Halides

(12.01)with miscellaneous anions

(12.01.08)Dana Group

12.01.08.01 Arzrunite Cu4Pb2SO4(OH)4Cl6•2(H2O) Unk Ortho

Help on Strunz Class: Strunz Class:

07.DF.60 07 - SULFATES (SELENATES, TELLURATES)

07.D - Sulfates (selenates, etc.) with additional anions, with H2O

07.DF -With large and medium-sized cations

07.DF.60 Arzrunite Cu4Pb2SO4(OH)4Cl6•2(H2O) Unk Ortho

Other Arzrunite Information

Help on References: References:

PHYS. PROP.(Enc. of Minerals,1st ed.,1974) OPTIC PROP.(Dana8)

Help on See Also: See Also:

Links to other databases for Arzrunite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Ask about Arzrunite here :
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Print or Cut-and-Paste your Arzrunite Specimen Label here :

Arzrunite

Cu4Pb2SO4(OH)4Cl6•2(H2O)
Dana No: 12.01.08.01 Strunz No: 07.DF.60
Locality:

Notes: