Mineralogy Database

Uklonskovite Mineral Data

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General Uklonskovite Information

Help on Chemical  Formula: Chemical Formula: NaMg(SO4)F•2(H2O)
Help on Composition: Composition: Molecular Weight = 198.39 gm
   Sodium     11.59 %  Na   15.62 % Na2O
   Magnesium  12.25 %  Mg   20.32 % MgO
   Hydrogen    2.03 %  H    18.16 % H2O
   Sulfur     16.16 %  S    40.36 % SO3
   Oxygen     48.39 %  O
   Fluorine    9.58 %  F     9.58 % F
                -   %   F    -4.03 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaMg(SO4)F•2(H2O)
Help on Environment: Environment: Cavities in clays above the salt strata (Kushkanatau salt deposit, Uzbekistan).
Help on IMA Status: IMA Status: Approved IMA 1964
Help on Locality: Locality: Kushkanatau salt deposit, lower Amu Darya River, Kara-Kalpakii, Uzbekistan. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Aleksandr Sergeevich Uklonskii (1882-1972), mineralogist, Tashkent University, Tashkent, Uzbekistan, who studied central Asian mineral deposits.
Help on Name Pronunciation: Name Pronunciation: Uklonskovite + Pronunciation Say UKLONSKOVITE
Help on Synonym: Synonym: ICSD 201712
  PDF 39-320

Uklonskovite Image

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Comments: Minute crystals and crystalline uklonskovite.
Location: Pampa del Pique III, Antofagasta, Chile. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Uklonskovite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.9983:1:0.7948
Help on Cell Dimensions: Cell Dimensions: a = 7.202, b = 7.214, c = 5.734, Z = 2; beta = 113.23° V = 273.76 Den(Calc)= 2.41
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: P 21/m
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.505(1), 6.608(0.78), 5.27(0.6),

Physical Properties of Uklonskovite

Help on Color: Color: Colorless.
Help on Density: Density: 2.42 - 2.5, Average = 2.46
Help on Diaphaneity: Diaphaneity: Transparent
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white

Optical Properties of Uklonskovite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.046 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= 0.026 (Excellent) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2025,KPDmeas= 0.1984,KC= 0.208
Ncalc = 1.5 - 1.52
Help on Optical Data: Optical Data: Biaxial (+), a=1.476, g=1.5, bire=0.0240

Calculated Properties of Uklonskovite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.43 gm/cc
note: Specific Gravity of Uklonskovite =2.41 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.01
Boson Index = 0.99
Help on Photoelectric: Photoelectric: PEUklonskovite = 1.52 barns/electron
U=PEUklonskovite x rElectron Density= 3.70 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Uklonskovite is Not Radioactive

Uklonskovite Classification

Help on  Dana Class: Dana Class: (31)Hydrated Sulfates Containing Hydroxyl or Halogen
  (31.07)where (A+ B++)2 (XO4) Zq�x(H2O)
  (31.07.02)Dana Group Uklonskovite NaMg(SO4)F•2(H2O) P 21/m 2/m
Help on  Strunz Class: Strunz Class: 07.DF.05 07 - SULFATES (SELENATES, TELLURATES)
  07.D - Sulfates (selenates, etc.) with additional anions, with H2O
  07.DF -With large and medium-sized cations
07.DF.05 Uklonskovite NaMg(SO4)F•2(H2O) P 21/m 2/m

Other Uklonskovite Information

Help on References: References: NAME( AntBidBlaNic5) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)
Help on See Also: See Also: Links to other databases for Uklonskovite :
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: 07.DF.05





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