Mineralogy Database

Boldyrevite Mineral Data

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General Boldyrevite Information

Help on Chemical  Formula: Chemical Formula: NaCaMgAl3F14•4(H2O)
Help on Composition: Composition: Molecular Weight = 506.36 gm
   Sodium      4.54 %  Na    6.12 % Na2O
   Calcium     7.91 %  Ca   11.07 % CaO
   Magnesium   4.80 %  Mg    7.96 % MgO
   Aluminum   15.99 %  Al   30.20 % Al2O3
   Hydrogen    1.59 %  H    14.23 % H2O
   Oxygen     12.64 %  O
   Fluorine   52.53 %  F    52.53 % F
                -   %   F   -22.12 % -O=F2    
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: NaCaMgAl3F14•4(H2O)
Help on Environment: Environment: Impure ralstonite or gearksutite.
Help on IMA Status: IMA Status: Discredited IMA 1966 - Valid Species (Pre-IMA) 1946
Help on Locality: Locality: Bilyukai crater, Kamchatka Oblast, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for A. K. Boldyrev, Russian mineralogist.

Boldyrevite Crystallography

Help on Crystal System: Crystal System: Amorphous- No Crystals

Physical Properties of Boldyrevite

Help on Color: Color: Colorless, White.
Help on Diaphaneity: Diaphaneity: Transparent to Translucent
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: light white

Calculated Properties of Boldyrevite

Help on Fermion Index: Fermion Index: Fermion Index = 0.0049698886
Boson Index = 0.9950301114
Help on Photoelectric: Photoelectric: PEBoldyrevite = 1.93 barns/electron
U=PEBoldyrevite x rElectron Density= . barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Boldyrevite is Not Radioactive

Boldyrevite Classification

Help on  Dana Class: Dana Class: (09)Halide Minerals
  (09.00)Without Dana Classification Numbers
  (09.00.00)Fluoride, Hydrated Boldyrevite? NaCaMgAl3F14•4(H2O) None IMA2008-032 CuCl2•2NH3 C mcm 2/m 2/m 2/m IMA2008-039 (NH4)3PbCl5 P nma 2/m 2/m 2/m Yttrocerite* CaF2(Y,Ce)F3 Unk Cubic
Help on  Strunz Class: Strunz Class: 03.CF.10 03 - HALIDES
  03.C - Complex Halides
  03.CF -Tekto-aluminofluorides
03.CF.10 Boldyrevite? NaCaMgAl3F14•4(H2O) None

Other Boldyrevite Information

Help on References: References: NAME( AmMin, v36:641) PHYS. PROP.(Enc. of Minerals,1st ed.,1974)
Help on See Also: See Also: Links to other databases for Boldyrevite :
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 - MinDAT
9 - Mineralienatlas (Deutsch)
10 - Online Mineral Museum
11 - QUT Mineral Atlas
12 - Ruff.Info

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Dana No: Strunz No: 03.CF.10