Aikinite Mineral Data

Aikinite Mineral Data
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General Aikinite Information

Help on Chemical Formula: Chemical Formula: PbCuBiS3
Help on Composition: Composition: Molecular Weight = 575.92 gm
   Copper   11.03 %  Cu
   Bismuth  36.29 %  Bi
   Lead     35.98 %  Pb
   Sulfur   16.70 %  S
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: PbCuBiS3
Help on Environment: Environment: Found in hydrothermal veins.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1843
Help on Locality: Locality: There are numerous minor localities. In the USA, in Utah, at the Sells mine, Alta, Salt Lake Co. In Nevada, near Cucomungo Spring and near the Sylvania Mountains, Esmeralda Co. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Dr. Arthur Aikin (1773-1854), a founder and long-time Secretary of the Geological Society of London, England.
Help on Name Pronunciation: Name Pronunciation: Aikinite Say AIKINITE
Help on Synonym: Synonym: ICSD 9120
  PDF 47-1736
 

Aikinite Image

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Aikinite

Comments: Gray metallic prismatic crystals of aikinite and crystalline quartz.
Location: Mike Mine, San Juan County, Colorado, USA. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species
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Aikinite   Berryite

Comments: Fine-grained, gray, metallic granular berryite with silvery, metallic, prismatic aikinite.
Location: Mike Mine, San Juan County, Colorado. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Aikinite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.9693:1:0.3484
Help on Cell Dimensions: Cell Dimensions: a = 11.297, b = 11.654, c = 4.061, Z = 4; V = 534.65 Den(Calc)= 7.15
Help on Crystal System: Crystal System: Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pbnm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.17(1), 3.66(0.9), 3.59(0.8),
Click Here for Large Aikinite Structure Window Crystal Structure:

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Kohatsu I , Wuensch B J , Acta Crystallographica, Section B , 27 (1971) p.1245-1252, The crystal structure of aikinite, PbCuBiS3, Note: B(3,3) altered for Pb and Cu, in order to reproduce Biso

View Additional jPOWD Structure files for Aikinite
[1]
 

Physical Properties of Aikinite

Help on Cleavage: Cleavage: {010} Indistinct
Help on Color: Color: Lead gray, Grayish black, Reddish brown.
Help on Density: Density: 6.1 - 6.8, Average = 6.44
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Acicular - Occurs as needle-like crystals.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luster: Luster: Metallic
Help on Streak: Streak: grayish black
 

Optical Properties of Aikinite

Help on RL Anisotrophism: RL Anisotrophism: Distinct.
Help on RL Color: RL Color: White, cream.
Help on RL Pleochroism: RL Pleochroism: Cream white to pure white or light brown.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Aikinite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   44.70   45.70 
   
 420 nm   44.90   45.80 
 440 nm   45.10   45.90 
 460 nm   45.40   46.20 
 480 nm   45.80   46.80 
 500 nm   46.30   47.30 
 520 nm   46.40   47.50 
 540 nm   46.30   47.30 
 560 nm   46.00   47.00 
 580 nm   45.50   46.70 
 600 nm   45.00   46.30 
 620 nm   44.60   45.90 
 640 nm   44.20   45.40 
 660 nm   43.70   45.00 
 680 nm   43.30   44.50 
 700 nm   43.00   44.00 
Calculated Relative Intensity Colors of Aikinite in Air
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 200%
R1                  
R2                  
 

Calculated Properties of Aikinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=6.01 gm/cc
note: Specific Gravity of Aikinite =7.15 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.08
Boson Index = 0.92
Help on Photoelectric: Photoelectric: PEAikinite =1,358.58 barns/electron
U=PEAikinite x rElectron Density=8,163.38 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Aikinite is Not Radioactive
 

Aikinite Classification
Help on Dana Class: Dana Class: 03.04.05.01 (03)Sulfides - Sulfosalts
  (03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.04.05)Aikinite Group (Orthorhombic containing Pb, Cu, Bi, & S)
 
03.04.05.01 Aikinite PbCuBiS3 Pbnm 2/m 2/m 2/m
 
03.04.05.02 Krupkaite PbCuBi3S6 P mc21 mm2
 
03.04.05.03 Gladite PbCuBi5S9 P nma 2/m 2/m 2/m
 
03.04.05.04 Hammarite Pb2Cu2Bi4S9(?) Pbnm 2/m 2/m 2/m
 
03.04.05.05 Friedrichite Pb5Cu5Bi7S18 Pb21m mm2
 
03.04.05.06 Pekoite PbCuBi11(S,Se)18 P 21am mm2
 
03.04.05.07 Lindstromite Pb3Cu3Bi7S15 Pbnm 2/m 2/m 2/m
 
03.04.05.08 Salzburgite! Cu1.6Pb1.6Bi6.4S12 P mc21 mm2
Help on Strunz Class: Strunz Class: 02.HB.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.H - Sulfosalts of SnS Archetype
  02.HB -With Cu, Ag, Hg, Fe, Sn and Pb
 
02.HB.05a Aikinite PbCuBiS3 Pbnm 2/m 2/m 2/m
 
02.HB.05a Hammarite Pb2Cu2Bi4S9(?) Pbnm 2/m 2/m 2/m
 
02.HB.05a Gladite PbCuBi5S9 P nma 2/m 2/m 2/m
 
02.HB.05a Friedrichite Pb5Cu5Bi7S18 Pb21m mm2
 
02.HB.05a Lindstromite Pb3Cu3Bi7S15 Pbnm 2/m 2/m 2/m
 
02.HB.05a Krupkaite PbCuBi3S6 P mc21 mm2
 
02.HB.05a Pekoite PbCuBi11(S,Se)18 P 21am mm2
 
02.HB.05a Paarite! Cu1.7Pb1.7Bi6.3S12 Pmcn 2/m 2/m 2/m
 
02.HB.05a Emilite! Cu2.68Pb2.68Bi5.32S12 P mc21 mm2
 
02.HB.05a Salzburgite! Cu1.6Pb1.6Bi6.4S12 P mc21 mm2
 

Other Aikinite Information
Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Aikinite :
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
15 - WWW-MINCRYST

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

Aikinite

PbCuBiS3
Dana No: 03.04.05.01 Strunz No: 02.HB.05a
Locality:

 

Notes: