Mineralogy Database

Nowackiite Mineral Data

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General Nowackiite Information

Help on Chemical  Formula: Chemical Formula: Cu6Zn3As4S12
Help on Composition: Composition: Molecular Weight = 1,261.92 gm
   Zinc     15.55 %  Zn
   Copper   30.21 %  Cu
   Arsenic  23.75 %  As
   Sulfur   30.49 %  S
           100.00 % 
Help on Empirical Formula: Empirical Formula: Cu6Zn3As4S12
Help on Environment: Environment: In a hydrothermal deposit in dolomite with other Pb-As-S sulfosalts.
Help on IMA Status: IMA Status: Approved IMA 1965
Help on Locality: Locality: Lengenbach, Binntal, Valais (Wallis), Switzerland. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Werner Nowaki (1909-), University of Berne, Switzerland.
Help on Name Pronunciation: Name Pronunciation: Nowackiite + Pronunciation Say NOWACKIITE
Help on Synonym: Synonym: ICSD 26827
  PDF 25-323

Nowackiite Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:0.68229
Help on Cell Dimensions: Cell Dimensions: a = 13.44, c = 9.17, Z = 3; V = 1,434.49 Den(Calc)= 4.38
Help on Crystal System: Crystal System: Trigonal - Pyramidal H-M Symbol (3) Space Group: R 3
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.019(1), 1.081(0.75), 1.887(0.63),

Physical Properties of Nowackiite

Help on Color: Color: Lead gray, Black, Steel gray.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Equant Grains - Granular material with equel dimensions in x, y, and z.
Help on Hardness: Hardness: 3.5-4 - Copper Penny-Fluorite
Help on Luster: Luster: Metallic

Calculated Properties of Nowackiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.08 gm/cc
note: Specific Gravity of Nowackiite =4.38 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0086605109
Boson Index = 0.9913394891
Help on Photoelectric: Photoelectric: PENowackiite = 39.76 barns/electron
U=PENowackiite x rElectron Density= 162.28 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Nowackiite is Not Radioactive

Nowackiite Classification

Help on  Dana Class: Dana Class: (03)Sulfides - Sulfosalts
  (03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.04.13)Dana Group Nowackiite Cu6Zn3As4S12 R 3 3 Aktashite Cu6Hg3As4S12 R 3 3 Gruzdevite Cu6Hg3Sb4S12 R 3 3
Help on  Strunz Class: Strunz Class: 02.GA.30 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.G - Sulfarsenites, sulfantimonites, sulfbismuthites
  02.GA -Neso-sulfarsenites, etc., without additional S
02.GA.30 Aktashite Cu6Hg3As4S12 R 3 3
02.GA.30 Gruzdevite Cu6Hg3Sb4S12 R 3 3
02.GA.30 Nowackiite Cu6Zn3As4S12 R 3 3

Other Nowackiite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Nowackiite :
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 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info

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Dana No: Strunz No: 02.GA.30





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