Mineralogy Database

Poyarkovite Mineral Data

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General Poyarkovite Information

Help on Chemical  Formula: Chemical Formula: Hg3ClO
Help on Composition: Composition: Molecular Weight = 653.22 gm
   Mercury   92.12 %  Hg   95.80 % Hg2O
   Chlorine   5.43 %  Cl    5.43 % Cl
               -   %   Cl   -1.22 % -O=Cl2   
   Oxygen     2.45 %  O
            ______        ______ 
            100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Hg3ClO
Help on Environment: Environment: Oxidized cinnabar ores.
Help on IMA Status: IMA Status: Approved IMA 1981
Help on Locality: Locality: Khaydarkan (Kyrgyzstan) antimony-mercury deposit. Arzak mercury deposit, situated about 12 km northeast of the well-known Terlig-Khaya mercury mine, Pii-Khem district, Tuva Republic, R Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Vlakimir Erastovich Poyarkov, Russian geologist, well-known investigator of mercury and antimony deposits.
Help on Name Pronunciation: Name Pronunciation: Poyarkovite + Pronunciation Say POYARKOVITE
Help on Synonym: Synonym: ICSD 87734
  PDF 33-920

Poyarkovite Image

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Comments: Dark greenish black thin poyarkovite film on white chert.
Location: Elena, Durango, Mexico. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Poyarkovite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =2.1078:1:1.8682
Help on Cell Dimensions: Cell Dimensions: a = 19.009, b = 9.018, c = 16.848, Z = 24; beta = 110.82° V = 2,699.55 Den(Calc)= 9.64
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): 2.38(1), 2.74(0.8), 2.6(0.6),

Physical Properties of Poyarkovite

Help on Cleavage: Cleavage: None
Help on Color: Color: Dark red, Red, Black.
Help on Density: Density: 9.56
Help on Diaphaneity: Diaphaneity: Opaque to translucent
Help on Fracture: Fracture: Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz).
Help on Habit: Habit: Anhedral Grains - Granular minerals without the expression of crystal shapes
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luster: Luster: Vitreous - Adamantine
Help on Streak: Streak: red

Optical Properties of Poyarkovite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.326 (Poor) - where the CI = (1-KPDmeas/KC)
CI calc= 0.331 (Poor) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1037,KPDmeas= 0.1046,KC= 0.1551
Ncalc = 2.48 - 2.5
Help on Optical Data: Optical Data: Biaxial (?), b=2
Help on Pleochroism (x): Pleochroism (x): deep red.
Help on Pleochroism (z): Pleochroism (z): brownish red.
Help on RL Anisotrophism: RL Anisotrophism: Strong, azure to blue.
Help on RL Color: RL Color: White.
Help on Reflectivity Reflectivity
Standardized Intensity (100%) Reflection Spectra of Poyarkovite in Air
λ R1 R2  ∑ R1(λ)   ∑ R2(λ) 
 440 nm   25.00   31.00 
 460 nm   24.50   31.00 
 480 nm   22.50   31.00 
 500 nm   22.50   30.00 
 520 nm   22.20   29.20 
 540 nm   22.00   28.40 
 560 nm   21.60   27.20 
 580 nm   20.90   25.50 
 600 nm   20.00   23.50 
 620 nm   18.50   22.10 
 640 nm   17.00   20.70 
Calculated Relative Intensity Colors of Poyarkovite in Air
   0%   50% 100% 150% 200% 250% 300% 350% 400% 450%

Calculated Properties of Poyarkovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=7.76 gm/cc
note: Specific Gravity of Poyarkovite =9.56 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.27
Boson Index = 0.73
Help on Photoelectric: Photoelectric: PEPoyarkovite =1,607.49 barns/electron
U=PEPoyarkovite x rElectron Density=12468.73 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Poyarkovite is Not Radioactive

Poyarkovite Classification

Help on  Dana Class: Dana Class: (10)Oxyhalides and Hydroxyhalides
  (10.05)where Am (O,OH)p Xq
  (10.05.02)Dana Group Poyarkovite Hg3ClO C 2/c 2/m
Help on  Strunz Class: Strunz Class: 03.DD.10 03 - HALIDES
  03.D - Oxyhalides, Hydroxyhalides and Related Double Halides
  03.DD -With Hg
03.DD.10 Poyarkovite Hg3ClO C 2/c 2/m

Other Poyarkovite Information

Help on References: References: NAME( CanMin, 2/99) PHYS. PROP.(CanMin, 2/99) OPTIC PROP.(AntBidBlaNic3)
Help on See Also: See Also: Links to other databases for Poyarkovite :
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: 03.DD.10





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