Belyankinite Mineral Data

Belyankinite Mineral Data
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General Belyankinite Information

Help on Chemical Formula: Chemical Formula: Ca1-2(Ti,Zr,Nb)5O12•9(H2O) (?)
Help on Composition: Composition: Molecular Weight = 711.83 gm
   Calcium     7.32 %  Ca   10.24 % CaO
   Zirconium  10.25 %  Zr   13.85 % ZrO2
   Titanium   23.54 %  Ti   39.28 % TiO2
   Niobium     9.14 %  Nb   13.07 % Nb2O5
   Hydrogen    2.55 %  H    22.78 % H2O
   Oxygen     47.20 %  O
             ______        ______ 
             100.00 %       99.21 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca1.3Ti3.5Zr0.8Nb0.7O12•9(H2O)
Help on Environment: Environment: Replacing murmanite in nepheline syenite pegmatite in an alkalic massif.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1950
Help on Locality: Locality: Mt. Karnasurt, Lovozero Massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named for Dmitry Stepanovich Belyankin (1876-1953), prominent Russian mineralogist and petrographer.
Help on Name Pronunciation: Name Pronunciation: Belyankinite + Pronunciation Say BELYANKINITE
 

Belyankinite Image

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Belyankinite

Comments: Thin beige coating of belyankinite.
Location: Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Belyankinite Crystallography
Help on Crystal System: Crystal System: Amorphous- No Crystals
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.69(1), 3.21(0.8), 2.48(0.6),1.361(0.5), 2.18(0.3), 1.633(0.2),
 

Physical Properties of Belyankinite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Yellow, Brownish yellow.
Help on Density: Density: 2.32 - 2.4, Average = 2.36
Help on Diaphaneity: Diaphaneity: Transparent to Opaque
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Aggregates - Made of numerous individual crystals or clusters.
Help on Habit: Habit: Platy - Sheet forms (e.g. micas).
Help on Hardness: Hardness: 2-3 - Gypsum-Calcite
Help on Luster: Luster: Vitreous - Greasy
 

Optical Properties of Belyankinite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= -0.02 (Excellent) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.3239,KC= 0.3176
Ncalc = 1.74 - 1.76
Help on Optical Data: Optical Data: Biaxial (-), a=1.74, b=1.772-1.78, g=1.775-1.78, bire=0.0350-0.0400, 2V(Calc)=0-32, 2V(Meas)=21-25.
Help on Pleochroism (x): Pleochroism (x): brown or dark brown.
Help on Pleochroism (y): Pleochroism (y): light brown or yellow brown.
Help on Pleochroism (z): Pleochroism (z): light brown or light brown.
 

Calculated Properties of Belyankinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.32 gm/cc
note: Specific Gravity of Belyankinite =2.36 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.04
Boson Index = 0.96
Help on Photoelectric: Photoelectric: PEBelyankinite = 31.37 barns/electron
U=PEBelyankinite x rElectron Density= 72.75 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Belyankinite is Not Radioactive
 

Belyankinite Classification
Help on Dana Class: Dana Class: 08.07.08.01 (08)Multiple Oxides with Nb, Ta, and Ti
  (08.07)Dana Type
  (08.07.08)Belyankinite Group
 
08.07.08.01 Belyankinite Ca1-2(Ti,Zr,Nb)5O12•9(H2O)(?) None
 
08.07.08.02 Manganbelyankinite (Mn,Ca)(Ti,Nb)5O12•9(H2O) None
 
08.07.08.03 Gerasimovskite (Mn,Ca)(Nb,Ti)5O12•9(H2O)(?) None
Help on Strunz Class: Strunz Class: 04.FM.25 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.F - Hydroxides (without V or U)
  04.FM -Hydroxides with H2O ± (OH); Unclassified
 
04.FM.25 Belyankinite Ca1-2(Ti,Zr,Nb)5O12•9(H2O)(?) None
 
04.FM.25 Gerasimovskite (Mn,Ca)(Nb,Ti)5O12•9(H2O)(?) None
 
04.FM.25 Manganbelyankinite (Mn,Ca)(Ti,Nb)5O12•9(H2O) None
 

Other Belyankinite Information
Help on References: References: NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic3)
Help on See Also: See Also: Links to other databases for Belyankinite :
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 - MinDAT
10 - Mineralienatlas (Deutsch)
11 - Online Mineral Museum
12 - QUT Mineral Atlas
13 - Ruff.Info

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Print or Cut-and-Paste your Belyankinite Specimen Label here :

Belyankinite

Ca1-2(Ti,Zr,Nb)5O12•9(H2O) (?)
Dana No: 08.07.08.01 Strunz No: 04.FM.25
Locality:

 

Notes: