Mineralogy Database

Capgaronnite Mineral Data

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General Capgaronnite Information

Help on Chemical  Formula: Chemical Formula: HgAg(Cl,Br,I)S
Help on Composition: Composition: Molecular Weight = 398.46 gm
   Silver    27.07 %  Ag
   Mercury   50.34 %  Hg
   Sulfur     8.05 %  S
   Iodine     3.18 %  I
   Bromine    6.02 %  Br
   Chlorine   5.34 %  Cl
            100.00 % 
Help on Empirical Formula: Empirical Formula: HgAgCl0.6Br0.3I0.1S
Help on IMA Status: IMA Status: Approved IMA 1991
Help on Locality: Locality: Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named in 1992 for the locality.
Help on Synonym: Synonym: ICSD 66329
  PDF 44-1451

Capgaronnite Image

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Comments: Very small black prismatic crystals of capgaronnite in matrix.
Location: Cap Garonne, Var, France. Scale: Picture size 0.7 mm.
© Thomas Witzke / Abraxas-Verlag

Capgaronnite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.5285:1:0.3518
Help on Cell Dimensions: Cell Dimensions: a = 6.803, b = 12.87, c = 4.528, Z = 4; V = 396.45 Den(Calc)= 6.68
Help on Crystal System: Crystal System: Orthorhombic - Disphenoidal H-M Symbol (2 2 2) Space Group: P 212121
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.664(1), 3.637(0.6), 3.762(0.6),

Physical Properties of Capgaronnite

Help on Cleavage: Cleavage: {010} Perfect
Help on Color: Color: Brownish black, Black.
Help on Density: Density: 6.19
Help on Diaphaneity: Diaphaneity: Translucent to Opaque
Help on Luster: Luster: Subadamantine
Help on Streak: Streak: brownish black

Optical Properties of Capgaronnite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.251 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= -0.159 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1871,KPDmeas= 0.2019,KC= 0.1614
Ncalc = 2 - 2.08
Help on Optical Data: Optical Data: Biaxial (-), a=2.2, g=2.3, bire=0.1000

Calculated Properties of Capgaronnite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.67 gm/cc
note: Specific Gravity of Capgaronnite =6.68 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.15
Boson Index = 0.85
Help on Photoelectric: Photoelectric: PECapgaronnite = 931.88 barns/electron
U=PECapgaronnite x rElectron Density=5,280.47 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Capgaronnite is Not Radioactive

Capgaronnite Classification

Help on  Dana Class: Dana Class: (02)Sulfides - Including Selenides and Tellurides
  (02.15.06)Dana Group Capgaronnite HgAg(Cl,Br,I)S P 212121 2 2 2 Iltisite! HgSAg(Cl,Br) P 62,P 6222 6 2 2
Help on  Strunz Class: Strunz Class: 02.FC.20a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.F - Sulfides of Arsenic, Alkalies; Sulfides with Halide, Oxide, Hydroxide, H2O
  02.FC -With Cl, Br, I (halide-sulfides)
02.FC.20a Capgaronnite HgAg(Cl,Br,I)S P 212121 2 2 2

Other Capgaronnite Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.77,p197-200,1992) OPTIC PROP.(Am.Min.,Vol.77,p197-200,1992)
Help on See Also: See Also: Links to other databases for Capgaronnite :
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.FC.20a





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