Szymanskiite Mineral Data

Szymanskiite Mineral Data
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General Szymanskiite Information

Help on Chemical Formula: Chemical Formula: Hg+16(Ni,Mg)6(H3O)8(CO3)12•3(H2O)
Help on Composition: Composition: Molecular Weight = 4,436.34 gm
   Magnesium   0.82 %  Mg    1.36 % MgO
   Nickel      5.95 %  Ni    7.58 % NiO
   Mercury    72.34 %  Hg   75.23 % Hg2O
   Hydrogen    0.68 %  H     6.09 % H2O
   Carbon      3.25 %  C    11.90 % CO2
   Oxygen     16.95 %  O
             ______        ______ 
             100.00 %      102.16 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Hg166(Ni0.75)6(Mg0.25)(H3O)8(CO3)12•3(H2O)
Help on Environment: Environment: Found in vugs, cavities, and disseminated in massive quartz.
Help on IMA Status: IMA Status: Approved IMA 1990
Help on Locality: Locality: Clear Creek Hg mine, New Idrea district, San Benito, County, Callifornia, USA. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Jan T. Szymanski (b1938), CANMET crystallographer, Ottawa, Canada who solved the crystal structure.
Help on Name Pronunciation: Name Pronunciation: Szymanskiite + Pronunciation Say SZYMANSKIITE
Help on Synonym: Synonym: ICSD 69128
  IMA1989-045
  PDF 44-1395
 

Szymanskiite Image

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Szymanskiite

Comments: SEM image of a group of szymafskiite crystals. (CanMin, v28:703).
Location: Clear Creek mercury mine, New Idria district, San Benito County, California. Scale: See Image.
© Canadian Mineralogist

Szymanskiite Crystallography
Help on Axial Ratios: Axial Ratios: a:c = 1:0.34516
Help on Cell Dimensions: Cell Dimensions: a = 17.415, c = 6.011, Z = 1; V = 1,578.79 Den(Calc)= 4.67
Help on Crystal System: Crystal System: Hexagonal - PyramidalH-M Symbol (6) Space Group: P 63
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 5.6(1), 14.9(1), 3.299(0.8),
Click Here for Large Szymanskiite Structure Window Crystal Structure:

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Szymanski J T , Roberts A C , The Canadian Mineralogist , 28 (1990) p.709-718, The crystal structure of szymanskiite, a partly disordered (Hg-Hg)2+,, (Ni,Mg)2+ hydronium-carbonate-hydroxide-hydrate

 

Physical Properties of Szymanskiite

Help on Cleavage: Cleavage: {1010} Indistinct
Help on Color: Color: Blue green, Blue gray, Black.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: bluish white
 

Optical Properties of Szymanskiite

Help on Dichroism (e): Dichroism (e): bluish green.
Help on Dichroism (w): Dichroism (w): yellowish green.
Help on Gladstone-Dale: Gladstone-Dale: CI calc= 0.006 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1693,KC= 0.1702
Ncalc = 1.79
Help on Optical Data: Optical Data: Uniaxial (-), e=1.786, w=1.795, bire=0.0090.
 

Calculated Properties of Szymanskiite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.00 gm/cc
note: Specific Gravity of Szymanskiite =4.67 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.22
Boson Index = 0.78
Help on Photoelectric: Photoelectric: PESzymanskiite =1,196.96 barns/electron
U=PESzymanskiite x rElectron Density=4,793.04 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Szymanskiite is Not Radioactive
 

Szymanskiite Classification
Help on Dana Class: Dana Class: 16b.07.15.01 (16b)Carbonates - Hydroxyl or Halogen
  (16b.07)Dana Type
  (16b.07.15)Dana Group
 
16b.07.15.01 Szymanskiite Hg16(Ni,Mg)6(H3O)8(CO3)12•3(H2O) P 63 6
Help on Strunz Class: Strunz Class: 05.DB.30 05 - CARBONATES (NITRATES)
  05.D - Carbonates with Additional Anions, with H2O
  05.DB -With large and medium-sized cations
 
05.DB.30 Szymanskiite Hg16(Ni,Mg)6(H3O)8(CO3)12•3(H2O) P 63 6
 

Other Szymanskiite Information
Help on References: References: NAME( Dana8) PHYS. PROP.(Am.Min.,Vol.76,p1731,1991) OPTIC PROP.(Am.Min.,Vol.76,p1731,1991)
Help on See Also: See Also: Links to other databases for Szymanskiite :
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
15 - WWW-MINCRYST

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Szymanskiite

Hg+16(Ni,Mg)6(H3O)8(CO3)12•3(H2O)
Dana No: 16b.07.15.01 Strunz No: 05.DB.30
Locality:

 

Notes: