Mineralogy Database

Kirkiite Mineral Data

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General Kirkiite Information

Help on Chemical  Formula: Chemical Formula: Pb10Bi3As3S19
Help on Composition: Composition: Molecular Weight = 3,532.96 gm
   Bismuth  17.75 %  Bi
   Arsenic   6.36 %  As
   Lead     58.65 %  Pb
   Sulfur   17.24 %  S
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Pb10Bi3As3S19
Help on Environment: Environment: In a hydrothermal Pb-Zn deposit.
Help on IMA Status: IMA Status: Approved IMA 1985
Help on Locality: Locality: In the Aghios Philippos Pb-Zn deposit, near Kirki, Thrace, Greece. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for the locality.
Help on Name Pronunciation: Name Pronunciation: Kirkiite Say KIRKIITE
 

Kirkiite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.3311:1:0.3384
Help on Cell Dimensions: Cell Dimensions: a = 8.621, b = 26.03, c = 8.81, Z = 2; beta = 119.21° V = 1,725.60 Den(Calc)= 6.80
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.26(1), 3.07(0.7), 3.475(0.6),
 

Physical Properties of Kirkiite

Help on Color: Color: Tin white.
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Microscopic Crystals - Crystals visible only with microscopes.
Help on Habit: Habit: Pseudo Hexagonal - Crystals show a hexagonal outline.
Help on Habit: Habit: Twinning Common - Crystals are usually twinned.
Help on Hardness: Hardness: 3.5 - Copper Penny
Help on Luster: Luster: Metallic
 

Optical Properties of Kirkiite

Help on Optical Data: Optical Data: NCalc= 1.21 - from Gladstone-Dale relationship (KC = 0.0303) where Ncalc=Dcalc*KC+1
Help on RL Anisotrophism: RL Anisotrophism: Weak.
Help on RL Color: RL Color: White.
 

Calculated Properties of Kirkiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.67 gm/cc
note: Specific Gravity of Kirkiite =6.80 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.13
Boson Index = 0.87
Help on Photoelectric: Photoelectric: PEKirkiite =1,429.12 barns/electron
U=PEKirkiite x rElectron Density=8,097.97 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Kirkiite is Not Radioactive
 

Kirkiite Classification

Help on  Dana Class: Dana Class: 03.04.17.01 (03)Sulfides - Sulfosalts
  (03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.04.17)Dana Group
 
03.04.17.01 Kirkiite Pb10Bi3As3S19 P 21/m 2/m
Help on  Strunz Class: Strunz Class: 02.JB.30b 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.J - Sulfosalts of PbS Archetype
  02.JB -Galena derivatives, with Pb
 
02.JB.30b Kirkiite Pb10Bi3As3S19 P 21/m 2/m
 

Other Kirkiite Information

Help on References: References: NAME( AntBidBlaNic1) PHYS. PROP.(Dana8, AmMin 91:1952) OPTIC PROP.(AntBidBlaNic1)
Help on See Also: See Also: Links to other databases for Kirkiite :
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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Print or Cut-and-Paste your Kirkiite Specimen Label here :

Kirkiite

Pb10Bi3As3S19
Dana No: 03.04.17.01 Strunz No: 02.JB.30b
Locality:

 

Notes:

 

 
   
 


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