Mineralogy Database

Chlorargyrite Mineral Data

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General Chlorargyrite Information

Help on Chemical  Formula: Chemical Formula: AgCl
Help on Composition: Composition: Molecular Weight = 143.32 gm
   Silver    75.26 %  Ag   80.85 % Ag2O
   Chlorine  24.74 %  Cl   24.74 % Cl
               -   %   Cl   -5.58 % -O=Cl2   
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: AgCl
Help on Environment: Environment: Oxidized portions of silver deposits.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1875
Help on Locality: Locality: Broken Hill district, New South Wales, Australia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after its chemical composition of chlorine (Greek, chloros = "pale green") and silver (Latin, argentum).
Help on Name Pronunciation: Name Pronunciation: Chlorargyrite + Pronunciation Say CHLORARGYRITE
Help on Synonym: Synonym: Cerargyrite
  Embolite - Br bearing
  Horn Silver
  ICSD 64734
  PDF 31-1238

Chlorargyrite Image

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Comments: Butterscotch colored cubic crystals of chlorargyrite on malachite.
Location: Bisbee, Cochise County, Arizona, USA. Scale: Size Not Given.
© Lou Perloff / Photo Atlas of Minerals

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Comments: Dark (by exposure to light) octahedral crystals of chlorargyrite with brownish goethite in a vug.
Location: Broken Hill, NWS, Australia. Scale: Crystal size 3 mm.
© Dave Barthelmy

Chlorargyrite Crystallography

Help on Cell Dimensions: Cell Dimensions: a = 5.556, Z = 4; V = 171.51 Den(Calc)= 5.55
Help on Crystal System: Crystal System: Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F m3m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.774(1), 1.962(0.5), 3.2(0.5),

Physical Properties of Chlorargyrite

Help on Cleavage: Cleavage: None
Help on Color: Color: Purplish gray, Green, White, Colorless.
Help on Density: Density: 5.55
Help on Diaphaneity: Diaphaneity: Transparent to translucent
Help on Fracture: Fracture: Sectile - Curved shavings or scrapings produced by a knife blade, (e.g. graphite).
Help on Habit: Habit: Columnar - Forms columns
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Hardness: Hardness: 1-1.5 - Talc or a little harder
Help on Luminescence: Luminescence: Non-fluorescent.
Help on Luster: Luster: Adamantine - Resinous
Help on Streak: Streak: white

Optical Properties of Chlorargyrite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.099 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.099 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1928,KPDmeas= 0.1928,KC= 0.214
Ncalc = 2.19
Help on Optical Data: Optical Data: Isotropic, n=2.07.

Calculated Properties of Chlorargyrite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.96 gm/cc
note: Specific Gravity of Chlorargyrite =5.55 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0
Boson Index = 1
Help on Photoelectric: Photoelectric: PEChlorargyrite = 193.83 barns/electron
U=PEChlorargyrite x rElectron Density= 960.78 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Chlorargyrite is Not Radioactive

Chlorargyrite Classification

Help on  Dana Class: Dana Class: (09)Anhydrous and Hydrated Halides
  (09.01)where A X
  (09.01.04)Embolite Series Embolite* Ag(Br,Cl) F m3m 4/m 3 2/m Chlorargyrite AgCl F m3m 4/m 3 2/m Bromargyrite AgBr F m3m 4/m 3 2/m
Help on  Strunz Class: Strunz Class: 03.AA.15 03 - HALIDES
  03.A - Simple Halides, Without H2O
  03.AA -M:X = 1:1, 2:3, 3:5, etc.
03.AA.15 Bromargyrite AgBr F m3m 4/m 3 2/m
03.AA.15 Chlorargyrite AgCl F m3m 4/m 3 2/m
03.AA.15 Embolite* Ag(Br,Cl) F m3m 4/m 3 2/m

Other Chlorargyrite Information

Help on References: References: NAME( Emsley91) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Chlorargyrite :
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 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
17 - theimage

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Dana No: Strunz No: 03.AA.15





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