Mineralogy Database

Makovickyite Mineral Data

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General Makovickyite Information

Help on Chemical Formula: Chemical Formula: Ag1.5Bi5.5S9
Help on Composition: Composition: Molecular Weight = 1,599.79 gm
   Silver   10.11 %  Ag
   Bismuth  71.85 %  Bi
   Sulfur   18.04 %  S
           ______ 
           100.00 % 
Help on Empirical Formula: Empirical Formula: Ag1.5Bi5.5S9
Help on Environment: Environment: Found in a dolomite skarn.
Help on IMA Status: IMA Status: Approved IMA 1994
Help on Locality: Locality: Baita Bihourului (formerly Rezbanya), Romaina and Felbertal, Austria. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: For Dr. Emil Makovicky, Slovak and Danish mineralogist, University of Copenhagen.
Help on Name Pronunciation: Name Pronunciation: Makovickyite + Pronunciation Say MAKOVICKYITE
Help on Synonym: Synonym: ICSD 69456
  IMA1986-027
  PDF 47-1752
 

Makovickyite Image

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  Cupromakovickyite   Makovickyite

Comments: SEM polished section detail of a grain of cupromakovickyite (dark gray) with locally exsolved lamellae (bright gray) of makovickyite. (CanMin, 46:503).
Location: Baita Bihor, Romania.. Scale: See Image.
© Canadian Mineralogist

Makovickyite Crystallography
Help on Axial Ratios: Axial Ratios: a:b:c =3.3012:1:3.632
Help on Cell Dimensions: Cell Dimensions: a = 13.37, b = 4.05, c = 14.71, Z = 2; beta = 99.5° V = 785.60 Den(Calc)= 6.76
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.85(1), 3.485(0.5), 3.63(0.5),
 

Physical Properties of Makovickyite

Help on Cleavage: Cleavage: None
Help on Color: Color: Gray.
Help on Density: Density: 6.7
Help on Diaphaneity: Diaphaneity: Opaque
Help on Habit: Habit: Compact - Occurs as a compact mass.
Help on Habit: Habit: Granular - Generally occurs as anhedral to subhedral crystals in matrix.
Help on Hardness: Hardness: 3.5 - Copper Penny
Help on Luster: Luster: Metallic
Help on Streak: Streak: gray
 

Optical Properties of Makovickyite

Help on RL Anisotrophism: RL Anisotrophism: Pronounced in gray tones.
Help on RL Bireflectance: RL Bireflectance: Not noticable.
Help on RL Color: RL Color: Light gray.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Makovickyite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 400 nm   41.85   48.80 
   
 420 nm   41.95   48.95 
 440 nm   42.00   49.10 
 460 nm   42.07   49.19 
 470 nm   42.13   49.25 
 480 nm   42.05   49.07 
 500 nm   41.76   48.87 
 520 nm   41.55   48.52 
 540 nm   41.21   48.33 
 546 nm   40.91   48.15 
 560 nm   40.65   47.87 
 580 nm   40.45   47.60 
 589 nm   40.35   47.45 
 600 nm   40.25   47.16 
 620 nm   40.07   46.95 
 640 nm   39.92   46.70 
 650 nm   39.90   46.57 
 660 nm   39.80   46.30 
 680 nm   39.66   46.14 
 700 nm   39.54   45.95 
Calculated Relative Intensity Colors of Makovickyite in Air
Relative
Intensity		    0%   30%   60%   90% 100% 120% 150% 180% 210% 220%
R1                    
R2                    
 

Calculated Properties of Makovickyite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=5.67 gm/cc
note: Specific Gravity of Makovickyite =6.76 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.0013536817
Boson Index = 0.9986463183
Help on Photoelectric: Photoelectric: PEMakovickyite =1,406.92 barns/electron
U=PEMakovickyite x rElectron Density=7,978.23 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Makovickyite is Not Radioactive
 

Makovickyite Classification
Help on Dana Class: Dana Class: 03.08.10.02 (03)Sulfides - Sulfosalts
  (03.08)where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.08.10)Pavonite Group (Monoclinic: C/2c bismuth sulfosalts)
 
03.08.10.01 Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m
 
03.08.10.02 Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m
 
03.08.10.03 Benjaminite (Ag,Cu)3(Bi,Pb)7S12 C 2/c 2/m
 
03.08.10.04 Mummeite Cu0.58Ag3.11Pb1.10Bi6.65S13 C 2/c 2/m
 
03.08.10.05 Borodaevite Ag5(Bi,Sb)9S16 C 2/c 2/m
 
03.08.10.06 Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m
 
03.08.10.07 Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m
 
03.08.10.08 Kudriavite! (Cd,Pb)Bi2S4 C 2/m 2/m
 
03.08.10.09 IMA2008-058! Ag5Bi13S22 C 2/m 2/m
 
03.08.10.10 IMA2005-036! Cu8Pb4Ag3Bi19S38 C 2/m 2/m
Help on Strunz Class: Strunz Class: 02.JA.05d 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf
  02.J - Sulfosalts of PbS Archetype
  02.JA -Galena derivatives with little or no Pb
 
02.JA.05d Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m
 
02.JA.05d Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m
 

Other Makovickyite Information
Help on References: References: NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.80,p1329,1995) OPTIC PROP.(CanMin, v46:503)
Help on See Also: See Also: Links to other databases for Makovickyite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Makovickyite

Ag1.5Bi5.5S9
Dana No: 03.08.10.02 Strunz No: 02.JA.05d
Locality:

 

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