Mineralogy Database

Stibarsen Mineral Data

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General Stibarsen Information

Help on Chemical  Formula: Chemical Formula: SbAs
Help on Composition: Composition: Molecular Weight = 196.67 gm
   Antimony  61.91 %  Sb
   Arsenic   38.09 %  As
            100.00 % 
Help on Empirical Formula: Empirical Formula: SbAs
Help on Environment: Environment: Hydrothermal veins and granite pegmatites.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1941
Help on Locality: Locality: Varutr�sk pegmatite, Boliden, Skellefte�, V�sterbotten, Sweden. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for its composition of antimony (Latin=stibium) and arsenic.
Help on Name Pronunciation: Name Pronunciation: Stibarsen + Pronunciation Say STIBARSEN
Help on Synonym: Synonym: Allemontite
  ICSD 42576
  PDF 31-80

Stibarsen Image

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Comments: Massive Stibarsen.
Location: Bohemia, Czechoslovakia. Scale: 3 x 2 cm.
© John Veevaert

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  Vaughanite   Paakkonenite   Stibarsen

Comments: B&W image of vaughanite (Va) aggregate surrounding a fibrous bundle of paakkonenite (Pfi) and associated with stibarsen (Star) and realgar (Re). Oil immersion. (CanMin, v53:369).
Location: Rare primary constituent of the Golden Giant orebody of the Hemlo gold deposit, Hemlo, Ontario, Canada. Scale: See Image.
© Canadian Mineralogist

Stibarsen Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:2.68656
Help on Cell Dimensions: Cell Dimensions: a = 4.02, c = 10.8, Z = 3; V = 151.15 Den(Calc)= 6.48
Help on Crystal System: Crystal System: Trigonal - Hexagonal Scalenohedral H-M Symbol (3 2/m) Space Group: R 3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.92(1), 2.01(0.7), 2.13(0.6),

Physical Properties of Stibarsen

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: White, Gray, Grayish white, Reddish white.
Help on Density: Density: 6.1 - 6.2, Average = 6.15
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Reniform - "Kidney like" in shape (e.g.. hematite).
Help on Hardness: Hardness: 3-4 - Calcite-Fluorite
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Metallic
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: grayish black

Optical Properties of Stibarsen

Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Stibarsen in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   64.80   67.80 
 420 nm   65.00   68.00 
 440 nm   65.20   68.20 
 460 nm   64.80   67.90 
 480 nm   64.00   67.20 
 500 nm   63.00   66.80 
 520 nm   62.30   66.60 
 540 nm   61.60   66.30 
 560 nm   61.20   66.00 
 580 nm   60.80   65.90 
 600 nm   60.50   65.80 
 620 nm   60.30   65.70 
 640 nm   60.10   65.80 
 660 nm   60.00   66.20 
 680 nm   59.80   66.30 
 700 nm   59.60   66.40 
Calculated Relative Intensity Colors of Stibarsen in Air
   0%   20%   40%   60%   80% 100% 120% 140% 150%

Calculated Properties of Stibarsen

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.54 gm/cc
note: Specific Gravity of Stibarsen =6.48 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric: PEStibarsen = 241.81 barns/electron
U=PEStibarsen x rElectron Density=1,338.51 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Stibarsen is Not Radioactive

Stibarsen Classification

Help on  Dana Class: Dana Class: (01)Native Elements
  (01.03)with semi-metallic and non-metallic elements
  (01.03.01)Arsenic group Arsenic As R 3m 3 2/m Antimony Sb R 3m 3 2/m Stibarsen SbAs R 3m 3 2/m Bismuth Bi R 3m 3 2/m 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 Stibarsen Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Stibarsen :
1 - Am. Min. Crystal Structure Database
2 - Amethyst Galleries' Mineral Gallery
3 - Athena
4 - EUROmin Project
5 - Ecole des Mines de Paris
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - HyperPhysics
12 - MinDAT
13 - Mineral and Gemstone Kingdom
14 - Mineralienatlas (Deutsch)
15 - Online Mineral Museum
16 - QUT Mineral Atlas
17 - Ruff.Info

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Dana No: Strunz No: 01.CA.05





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