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Sazykinaite-(Y) Mineral Data

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General Sazykinaite-(Y) Information

Help on Chemical  Formula: Chemical Formula: Na5YZrSi6018•6(H2O)
Help on Composition: Composition: Molecular Weight = 859.67 gm
   Sodium     13.37 %  Na   18.02 % Na2O
   Yttrium    10.34 %  Y    13.13 % Y2O3
   Zirconium  10.61 %  Zr   14.33 % ZrO2
   Silicon    19.60 %  Si   41.94 % SiO2
   Hydrogen    1.41 %  H    12.57 % H2O
   Oxygen     44.67 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Na5YZrSi6O18•6(H2O)
Help on Environment: Environment: In hyperagpaitic pegmatites.
Help on IMA Status: IMA Status: Approved IMA 1993
Help on Locality: Locality: Mt. Koashva, SE part of the Khibina alkaline massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after Ludmila B. Sazykina (1934- ), a Kola artist.
Help on Name Pronunciation: Name Pronunciation: Sazykinaite-(Y) + Pronunciation Say SAZYKINAITE-(Y)
Help on Synonym: Synonym: IMA1992-031

Sazykinaite-(Y) Image

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Comments: Light brown crystals of sazykinaite-(Y).
Location: Koashva Mt, Khibiny Massif, Kola Peninsula, Murmanskaja Oblast', Northern Region, Russia. Scale: Picture size 6 mm.
© Thomas Witzke / Abraxas-Verlag

Sazykinaite-(Y) Crystallography

Help on Axial Ratios: Axial Ratios: a:c = 1:1.46041
Help on Cell Dimensions: Cell Dimensions: a = 10.825, c = 15.809, Z = 3; V = 1,604.32 Den(Calc)= 2.67
Help on Crystal System: Crystal System: Trigonal - Trapezohedral H-M Symbol (3 2) Space Group: R 32
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.03(1), 3.127(0.88), 3.236(0.84),

Physical Properties of Sazykinaite-(Y)

Help on Cleavage: Cleavage: {012} Imperfect
Help on Color: Color: Light green, Yellow.
Help on Density: Density: 2.67 - 2.71, Average = 2.69
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Generally displayed by glasses and most non-metallic minerals.
Help on Habit: Habit: Crystalline - Fine - Occurs as well-formed fine sized crystals.
Help on Hardness: Hardness: 5 - Apatite
Help on Luminescence: Luminescence: Fluorescent, Short UV=bright green.
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Sazykinaite-(Y)

Help on Dichroism (e): Dichroism (e): colorless.
Help on Dichroism (w): Dichroism (w): colorless.
Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.003 (Superior) - where the CI = (1-KPDmeas/KC)
CI calc= -0.005 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2178,KPDmeas= 0.2162,KC= 0.2168
Ncalc = 1.58 - 1.59
Help on Optical Data: Optical Data: Uniaxial (-), e=1.578, w=1.585, bire=0.0070.

Calculated Properties of Sazykinaite-(Y)

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.64 gm/cc
note: Specific Gravity of Sazykinaite-(Y) =2.69 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PESazykinaite-(Y) = 27.27 barns/electron
U=PESazykinaite-(Y) x rElectron Density= 72.01 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Sazykinaite-(Y) is Not Radioactive

Sazykinaite-(Y) Classification

Help on  Dana Class: Dana Class: (59)Cyclosilicate Three-Membered Rings
  (59.02.03)Hilairite group Hilairite Na2ZrSi3O9•3(H2O) R 3m 3 2/m Calciohilairite CaZrSi3O9•3(H2O) R 32 3 2 Sazykinaite-(Y) Na5YZrSi6018•6(H2O) R 32 3 2 Pyatenkoite-(Y)! Na5(Y,Dy,Gd)TiSi6O18•6(H2O) R 32 3 2
Help on  Strunz Class: Strunz Class: 09.DM.10 09 - SILICATES (Germanates)
  09.D - Inosilicates* Structural terminology according to Liebau (1985)
  09.DM -Inosilicates with 6-periodic single chains
09.DM.10 Calciohilairite CaZrSi3O9•3(H2O) R 32 3 2
09.DM.10 Hilairite Na2ZrSi3O9•3(H2O) R 3m 3 2/m
09.DM.10 Komkovite BaZrSi3O9•3(H2O) R 32 3 2
09.DM.10 Pyatenkoite-(Y)! Na5(Y,Dy,Gd)TiSi6O18•6(H2O) R 32 3 2
09.DM.10 Sazykinaite-(Y) Na5YZrSi6018•6(H2O) R 32 3 2

Other Sazykinaite-(Y) Information

Help on References: References: NAME( MinRec) PHYS. PROP.(Am.Min.,Vol.80,p631,1995) OPTIC PROP.(MinRec)
Help on See Also: See Also: Links to other databases for Sazykinaite-(Y) :
1 - Alkali-Nuts(English)
2 - Alkali-Nuts(Francais)
3 - Am. Min. Crystal Structure Database
4 - Athena
5 - EUROmin Project
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Dana No: Strunz No: 09.DM.10





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