Bismuth Mineral Data

Bismuth Mineral Data
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General Bismuth Information

Help on Chemical Formula: Chemical Formula: Bi
Help on Composition: Composition: Molecular Weight = 208.98 gm
   Bismuth 100.00 %  Bi
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Bi
Help on Environment: Environment: Hydrothermal ores of Co, Ni, Ag, and Sn. In pegmatites and topaz-bearing Sn-W veins.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1500
Help on Locality: Locality: Schneeberg District, Erzgebirge, Saxony, Germany Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Probably from the Arabic bi ismid, meaning having the properties of antimony.
Help on Name Pronunciation: Name Pronunciation: Bismuth Say BISMUTH
Help on Synonym: Synonym: ICSD 64703
  PDF 5-519
 

Bismuth Image

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Bismuth

Comments: Skeletal trigonal crystal of native bismuth.
Location: Schneeberg, Saxony, Germany. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals
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Bismuth

Comments: Coarsely crystalline bismuth.
Location: Biggenden, Queensland, Australia. Scale: 2.9 x 1.8 x 2.8 cm.
© Fabre Minerals
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Bismuth   Matildite   Bismuthinite

Comments: SEM image of native Bi replaced by bismuthinite and matildite. Black areas represent gangue minerals. (CanMin, v43:899).
Location: Uranium deposit at Niederschlema-Alberoda, Germany. Scale: See Image.
© Canadian Mineralogist

Bismuth Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:2.60921
Help on Cell Dimensions: Cell Dimensions: a = 4.537, c = 11.838, Z = 6; V = 211.03 Den(Calc)= 9.87
Help on Crystal System: Crystal System: Trigonal - Hexagonal ScalenohedralH-M Symbol (3 2/m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.28(1), 2.273(0.41), 2.39(0.4),
Click Here for Large Bismuth Structure Window Crystal Structure:

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drag1 - LMB Manipulate Structure
drag2 - RMB Resize/Rotate
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Wyckoff R W G , Crystal Structures , 1 (1963) p.7-83, Second edition. Interscience Publishers, New York, New York

View Additional jPOWD Structure files for Bismuth
[1] [2] [3]
 

Physical Properties of Bismuth

Help on Cleavage: Cleavage: {0001} Perfect
Help on Color: Color: Silver white, Pinkish white, Red.
Help on Density: Density: 9.7 - 9.8, Average = 9.75
Help on Diaphaneity: Diaphaneity: Opaque
Help on Fracture: Fracture: Uneven - Flat surfaces (not cleavage) fractured in an uneven pattern.
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Habit: Habit: Lamellar - Thin laminae producing a lamellar structure.
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Metallic
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: silver white
 

Optical Properties of Bismuth

Help on RL Anisotrophism: RL Anisotrophism: Distinct.
Help on RL Color: RL Color: White, brilliant creamy.
Help on RL Pleochroism: RL Pleochroism: Feeble.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Bismuth in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   61.40   61.60 
   
 420 nm   60.80   61.60 
 440 nm   60.20   61.00 
 460 nm   60.00   60.80 
 480 nm   60.10   61.30 
 500 nm   60.60   61.70 
 520 nm   61.40   62.70 
 540 nm   62.60   63.80 
 560 nm   63.80   65.00 
 580 nm   64.90   66.20 
 600 nm   65.90   67.20 
 620 nm   66.90   68.80 
 640 nm   67.70   69.00 
 660 nm   68.50   69.70 
 680 nm   69.00   70.40 
 700 nm   69.60   70.80 
Calculated Relative Intensity Colors of Bismuth in Air
Relative
Intensity		    0%   20%   40%   60%   80% 100% 120% 140% 150%
R1                  
R2                  
 

Calculated Properties of Bismuth

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.84 gm/cc
note: Specific Gravity of Bismuth =9.87 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 1E-6
Boson Index = 0.999999
Help on Photoelectric: Photoelectric: PEBismuth =2,025.91 barns/electron
U=PEBismuth x rElectron Density=15883.30 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Bismuth is Not Radioactive
 

Bismuth Classification
Help on Dana Class: Dana Class: 01.03.01.04 (01)Native Elements
  (01.03)with semi-metallic and non-metallic elements
  (01.03.01)Arsenic group
 
01.03.01.01 Arsenic As R 3m 3 2/m
 
01.03.01.02 Antimony Sb R 3m 3 2/m
 
01.03.01.03 Stibarsen SbAs R 3m 3 2/m
 
01.03.01.04 Bismuth Bi R 3m 3 2/m
 
01.03.01.05 Stistaite SnSb R 3m 3 2/m
Help on Strunz Class: Strunz Class: 01.CA.05 01 - ELEMENTS (Metals and intermetallic alloys; metalloids and nonmetals; carbides, silicides, nitrides, phosphides)
  01.C - Metalloids and Nonmetals
  01.CA -Arsenic group elements
 
01.CA.05 Bismuth Bi R 3m 3 2/m
 
01.CA.05 Antimony Sb R 3m 3 2/m
 
01.CA.05 Arsenic As R 3m 3 2/m
 
01.CA.05 Stibarsen SbAs R 3m 3 2/m
 

Other Bismuth Information
Help on References: References: NAME( Duda&Rejl90) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Bismuth :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Amethyst Galleries' Mineral Gallery
5 - Athena
6 - EUROmin Project
7 - Ecole des Mines de Paris
8 - GeoScienceWorld
9 - Glendale Community College
10 - Google Images
11 - Google Scholar
12 - Handbook of Mineralogy (MinSocAm)
13 - Handbook of Mineralogy (UofA)
14 - MinDAT
15 - Mineral and Gemstone Kingdom
16 - Mineralienatlas (Deutsch)
17 - Online Mineral Museum
18 - QUT Mineral Atlas
19 - Ruff.Info
20 - Scandinavian mineral gallery
21 - WWW-MINCRYST

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Bismuth

Bi
Dana No: 01.03.01.04 Strunz No: 01.CA.05
Locality:

 

Notes: