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Makovickyite Mineral Data
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General Makovickyite Information
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 Chemical Formula: |
Ag1.5Bi5.5S9 |
| Composition: |
Molecular Weight = 1,599.79 gm |
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Silver 10.11 % Ag |
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Bismuth 71.85 % Bi |
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Sulfur 18.04 % S |
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______ |
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100.00 % |
| Empirical Formula: |
Ag1.5Bi5.5S9 |
| Environment: |
Found in a dolomite skarn. |
| IMA Status: |
Approved IMA 1994 |
| Locality: |
Baita Bihourului (formerly Rezbanya), Romaina and Felbertal, Austria. Link to MinDat.org Location Data. |
| Name Origin: |
For Dr. Emil Makovicky, Slovak and Danish mineralogist, University of Copenhagen. |
| Name Pronunciation: |
Makovickyite + Pronunciation  |
| Synonym: |
ICSD 69456 |
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IMA1986-027 |
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PDF 47-1752 |
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Makovickyite Image |
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Images:
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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 |
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Makovickyite Crystallography
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| Axial Ratios: |
a:b:c =3.3012:1:3.632 |
| Cell Dimensions: |
a = 13.37, b = 4.05, c = 14.71, Z = 2; beta = 99.5° V = 785.60 Den(Calc)= 6.76 |
| Crystal System: |
Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c |
| X Ray Diffraction: |
By Intensity(I/Io): 2.85(1), 3.485(0.5), 3.63(0.5), |
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Physical Properties of Makovickyite
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| Cleavage: |
None |
| Color: |
Gray. |
| Density: |
6.7 |
| Diaphaneity: |
Opaque |
| Habit: |
Compact - Occurs as a compact mass. |
| Habit: |
Granular - Generally occurs as anhedral to subhedral crystals in matrix. |
| Hardness: |
3.5 - Copper Penny |
| Luster: |
Metallic |
| Streak: |
gray |
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Optical Properties of Makovickyite
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| RL Anisotrophism: |
Pronounced in gray tones. |
| RL Bireflectance: |
Not noticable. |
| RL Color: |
Light gray. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Makovickyite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 400 nm |
41.85 |
48.80 |
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| 420 nm |
41.95 |
48.95 |
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| 440 nm |
42.00 |
49.10 |
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| 460 nm |
42.07 |
49.19 |
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| 470 nm |
42.13 |
49.25 |
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| 480 nm |
42.05 |
49.07 |
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| 500 nm |
41.76 |
48.87 |
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| 520 nm |
41.55 |
48.52 |
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| 540 nm |
41.21 |
48.33 |
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| 546 nm |
40.91 |
48.15 |
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| 560 nm |
40.65 |
47.87 |
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| 580 nm |
40.45 |
47.60 |
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| 589 nm |
40.35 |
47.45 |
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| 600 nm |
40.25 |
47.16 |
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| 620 nm |
40.07 |
46.95 |
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| 640 nm |
39.92 |
46.70 |
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| 650 nm |
39.90 |
46.57 |
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| 660 nm |
39.80 |
46.30 |
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| 680 nm |
39.66 |
46.14 |
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| 700 nm |
39.54 |
45.95 |
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Calculated Relative Intensity Colors of Makovickyite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
220% |
| R1 |
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| R2 |
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Calculated Properties of Makovickyite
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| Electron Density: |
Bulk Density (Electron Density)=5.67 gm/cc
note: Specific Gravity of Makovickyite =6.76 gm/cc.
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| Fermion Index: |
Fermion Index = 0.0013536817
Boson Index = 0.9986463183 |
| Photoelectric: |
PEMakovickyite =1,406.92 barns/electron
U=PEMakovickyite x rElectron Density=7,978.23 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Makovickyite is Not Radioactive |
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Makovickyite Classification
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| Dana Class: |
03.08.10.02 (03)Sulfides - Sulfosalts |
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(03.08)where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
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(03.08.10)Pavonite Group (Monoclinic: C/2c bismuth sulfosalts) |
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03.08.10.01 Pavonite (Ag,Cu)(Bi,Pb)3S5 C 2/c 2/m |
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03.08.10.02 Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m |
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03.08.10.03 Benjaminite (Ag,Cu)3(Bi,Pb)7S12 C 2/c 2/m |
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03.08.10.04 Mummeite Cu0.58Ag3.11Pb1.10Bi6.65S13 C 2/c 2/m |
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03.08.10.05 Borodaevite Ag5(Bi,Sb)9S16 C 2/c 2/m |
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03.08.10.06 Cupropavonite AgPbCu2Bi5S10 C 2/c 2/m |
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03.08.10.07 Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m |
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03.08.10.08 Kudriavite! (Cd,Pb)Bi2S4 C 2/m 2/m |
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03.08.10.09 IMA2008-058! Ag5Bi13S22 C 2/m 2/m |
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03.08.10.10 IMA2005-036! Cu8Pb4Ag3Bi19S38 C 2/m 2/m |
| Strunz Class: |
02.JA.05d 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.J - Sulfosalts of PbS Archetype |
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02.JA -Galena derivatives with little or no Pb |
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02.JA.05d Makovickyite Ag1.5Bi5.5S9 C 2/c 2/m |
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02.JA.05d Cupromakovickyite! Cu4AgPb2Bi9S18 C 2/m 2/m |
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Other Makovickyite Information
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| References: |
NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.80,p1329,1995) OPTIC PROP.(CanMin, v46:503) |
| 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:
Notes:
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