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General Stibnite Information
Help on Chemical Formula: Chemical Formula: Sb2S3
Help on Composition: Composition: Molecular Weight = 339.70 gm
   Antimony  71.68 %  Sb
   Sulfur    28.32 %  S
            ______ 
            100.00 % 
Help on Empirical Formula: Empirical Formula: Sb2S3
Help on Environment: Environment: Dimorphous with metastibnite, compare bismuthinite, guanajuatite, animonselite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1832
Help on Locality: Locality: Ichinokawa, Shikoku, Japan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: From the Greek, stimmi or stibi, "antimony," thence to the Latin, stibium. Also from the Greek anthemon, "flower" in allusion to the form of crystal druses.
Help on Synonym: Synonym: Antimonite
  Antimony Glance
  Gray Antimony
  ICSD 15236
  PDF 42-1393
  Stibium
 

Stibnite Image

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Stibnite

Comments: Prismatic crystals of metallic-lustered stibnite.
Location: Xikuangshan Mine, Lengshuijang, Hunan Province, China. Scale: Crystal size 5-10 cm.
© Dave Barthelmy

Stibnite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =0.9928:1:0.3442
Help on Cell Dimensions: Cell Dimensions: a = 11.229, b = 11.31, c = 3.893, Z = 4; V = 494.41 Den(Calc)= 4.56
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): 2.764(1), 3.053(0.95), 3.556(0.7),
Help on Forms: Forms:

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Forms: [ 0 1 0] [ 1 1 1] [ 1 1 0]

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Click Here for Large Stibnite Structure Window Crystal Structure:

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Kyono A , Kimata M , American Mineralogist , 89 (2004) p.932-940, Structural variations induced by difference of the inert pair effect, in the stibnite-bismuthinite solid solution series (Sb,Bi)2S3, Sample #1

View Additional jPOWD Structure files for Stibnite
[1] [10] [11] [12] [13] [14] [15] [16] [17] [18] [19] [2] [20] [3] [4] [5] [6] [7] [8] [9]
 

Physical Properties of Stibnite

Help on Cleavage: Cleavage: [010] Perfect
Help on Color: Color: Lead gray, Bluish lead gray, Steel gray, Black.
Help on Density: Density: 4.63
Help on Diaphaniety: Diaphaniety: Opaque
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Habit: Habit: Striated - Parallel lines on crystal surface or cleavage face.
Help on Hardness: Hardness: 2 - Gypsum
Help on Luminescence: Luminescence: None.
Help on Luster: Luster: Metallic
Help on Magnetism: Magnetism: Nonmagnetic
Help on Streak: Streak: blackish gray
 

Optical Properties of Stibnite

Help on RL Anisotrophism: RL Anisotrophism: Strong.
Help on RL Color: RL Color: White.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Stibnite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   34.20   55.20 
   
 420 nm   33.60   54.50 
 440 nm   33.00   53.80 
 460 nm   32.80   52.80 
 480 nm   32.80   51.80 
 500 nm   32.80   50.70 
 520 nm   32.80   49.50 
 540 nm   32.60   48.50 
 560 nm   31.80   46.80 
 580 nm   31.20   45.50 
 600 nm   30.70   44.40 
 620 nm   30.60   43.50 
 640 nm   30.80   42.60 
 660 nm   31.20   41.80 
 680 nm   31.00   41.20 
 700 nm   30.60   40.50 
Calculated Relative Intensity Colors of Stibnite in Air
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 210% 240% 270% 280%
R1                        
R2                        
 

Calculated Properties of Stibnite

Help on Electron Density: Electron Density:

relectron=4.03 gm/cc
note: rStibnite =4.56 gm/cc.
Help on Fermion Index Fermion Index Fermion Index = 0.00212
Boson Index = 0.99788
Help on Photoelectric: Photoelectric:

PEStibnite = 240.35 barns/electron
U=PEStibnite x relectron= 967.90 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Stibnite is Not Radioactive
 

Stibnite Classification
Help on Dana Class: Dana Class: 2.11.2.1 (2)Sulfides - Including Selenides and Tellurides
  (2.11)where Am Bn Xp, with (m+n):p=2:3
  (2.11.2)Stibnite Group (Orthorhombic: Pbnm)
 
2.11.2.1 Stibnite Sb2S3 Pbnm 2/m 2/m 2/m
 
2.11.2.2 Antimonselite Sb2Se3 Pbnm 2/m 2/m 2/m
 
2.11.2.3 Bismuthinite Bi2S3 Pbnm 2/m 2/m 2/m
 
2.11.2.4 Guanajuatite Bi2Se3 Pbnm 2/m 2/m 2/m
Help on Strunz Class: Strunz Class: II/D.08-20 II - Sulfides and sulphosalts
  II/D - Sulfides with metal: sulfur, selenium and tellurium < 1:1, Tellurides with Copper, Silver, Gold
  II/D.08 - Stibnite - Bismuthinite series
 
II/D.08-10 Paakkonenite Sb2AsS2 C 2/m 2/m
 
II/D.08-20 Stibnite Sb2S3 Pbnm 2/m 2/m 2/m
 
II/D.08-25 Antimonselite Sb2Se3 Pbnm 2/m 2/m 2/m
 
II/D.08-30 Metastibnite Sb2S3 None
 
II/D.08-40 Bismuthinite Bi2S3 Pbnm 2/m 2/m 2/m
 
II/D.08-50 Guanajuatite Bi2Se3 Pbnm 2/m 2/m 2/m
 
II/D.08-60 Ottemannite Sn2S3 Pnam 2/m 2/m 2/m
 

Other Stibnite Information
Help on References: References: NAME( Sinkankas66) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Stibnite :
1 -Am. Min. Crystal Structure Database 2 - Amethyst Galleries' Mineral Gallery 3 - Applied Mineralogy 4 -Athena 5 - Crocoite.com Mineral Locations 6 - Franklin Minerals(Dunn) 7 - Glendale Community College 8 -Google Images 9 -Google Scholar 10 -Handbook of Mineralogy (UofA) 11 - HyperPhysics 12 -MinDAT 13 -MinMax(Deutsch) 14 -MinMax(English) 15 -Mineralienatlas (Deutsch) 16 - Philatelic Mineralogy 17 -QUT Mineral Atlas 18 - WWW-MINCRYST 19 - YupRocks 20 -theimage

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Stibnite

Sb2S3
Dana No: 2.11.2.1 Strunz No: II/D.08-20
Locality:

 

Notes:

 
 
   
 
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