Arzrunite Mineral Data

General Arzrunite Information

Chemical Formula: Cu4Pb2SO4(OH)4Cl6•2(H2O) 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 Empirical Formula: Cu₄Pb₂(SO₄)(OH)₄Cl₆•2(H₂O) Environment: A questionable species. IMA Status: Valid Species (Pre-IMA) 1899 Locality: Buena Esperanza mine, Challacolla, Tarapaca, Chile. Link to MinDat.org Location Data. Name Origin: Named after Andreas Arzruni (1847-1898), German mineralogist, University of Aachen.  

Search for Arzrunite Images

Images:   

Arzrunite Crystallography

Crystal System: OrthorhombicSpace Group: Unk  

Physical Properties of Arzrunite

Color: Blue, Bluish green. Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).  

Optical Properties of Arzrunite

Optical Data: Biaxial (?)   Pleochroism (x): blue. Pleochroism (y): blue. Pleochroism (z): nearly colorless.  

Calculated Properties of Arzrunite

Fermion Index: Fermion Index = 0.08
Boson Index = 0.92 Photoelectric: PE_Arzrunite = 667.09 barns/electron
U=PE_Arzrunite x rElectron Density= . barns/cc.
Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Arzrunite is Not Radioactive  

Arzrunite Classification

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

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

References: PHYS. PROP.(Enc. of Minerals,1st ed.,1974) OPTIC PROP.(Dana8) 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
[AOL] [Bing] [Dog Pile] [GeoScienceWorld] [HotBot] [Ixquick] [Lycos] [MAMMA] [Scirus] [Teoma] [WebCrawler] [Wikipedia] [YAHOO]

Visit our Advertisers for Arzrunite :

A Bijoux Google Search for Arzrunite
Adam's Minerals Google Search for Arzrunite
Cape Minerals Google Search for Arzrunite
Dakota Matrix Minerals Google Search for Arzrunite
Excalibur Mineral Corp. Google Search for Arzrunite
Exceptional Minerals Google Search for Arzrunite
John Betts Fine Minerals Search for Arzrunite
McDougall Minerals Google Search for Arzrunite
Mineral News Website Link
Rock and Mineral Shows Google Search for Arzrunite
Weinrich Minerals, Inc. Google Search for Arzrunite

Ask about Arzrunite 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 Arzrunite Specimen Label here :