Manganbelyankinite Mineral Data

Manganbelyankinite Mineral Data
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General Manganbelyankinite Information

Help on Chemical Formula: Chemical Formula: (Mn,Ca)(Ti,Nb)5O12•9(H2O)
Help on Composition: Composition: Molecular Weight = 723.53 gm
   Calcium     3.88 %  Ca    5.43 % CaO
   Titanium   27.79 %  Ti   46.37 % TiO2
   Manganese   9.11 %  Mn   11.77 % MnO
   Niobium    10.27 %  Nb   14.70 % Nb2O5
   Hydrogen    2.51 %  H    22.41 % H2O
   Oxygen     46.44 %  O
             ______        ______ 
             100.00 %      100.66 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Mn2+1.2Ca0.7Ti4.2Nb0.8O12•9(H2O)
Help on Environment: Environment: In a pegmatite.
Help on IMA Status: IMA Status: Valid Species (Pre-IMA) 1957
Help on Locality: Locality: On mts., Kedykrverpakh and Punkaruaiv, Lovozero Massif, Kola Peninsula, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Presumably for its MANGANese content and relationship to belyankinite.
Help on Name Pronunciation: Name Pronunciation: Manganbelyankinite + Pronunciation Say MANGANBELYANKINITE
 

Manganbelyankinite Image

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Manganbelyankinite

Comments: Brownish to blackish manganbelyankinite coatings on syenite rock.
Location: Punkurvaiv, Lovozero Massif, Kola Peninsula, Murmansk District, Russia. Scale: See Photo.
© Jeff Weissman / Photographic Guide to Mineral Species

Manganbelyankinite Crystallography
Help on Crystal System: Crystal System: Amorphous- No Crystals
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 1.692(0.4), 2.48(0.3), 3.21(0.2),2.89(0.2), 2.17(0.1), 1.88(0.1),
 

Physical Properties of Manganbelyankinite

Help on Cleavage: Cleavage: {???} Perfect
Help on Color: Color: Brownish black, Pink brown.
Help on Density: Density: 2.4 - 2.5, Average = 2.45
Help on Diaphaneity: Diaphaneity: Translucent to Opaque
Help on Habit: Habit: Amorphous - No crystalline form or imitative shape.
Help on Habit: Habit: Massive - Uniformly indistinguishable crystals forming large masses.
Help on Habit: Habit: Metamict - Mineral originally crystalline, now amorphous due to radiation damage.
Help on Hardness: Hardness: 2-2.5 - Gypsum-Finger Nail
Help on Luster: Luster: Vitreous - Greasy
Help on Streak: Streak: light brown
 

Optical Properties of Manganbelyankinite

Help on Gladstone-Dale: Gladstone-Dale: CI meas= 0.03 (Excellent) - where the CI = (1-KPDmeas/KC)
KPDmeas= 0.3224,KC= 0.3324
Ncalc = 1.8 - 1.83
Help on Optical Data: Optical Data: Isotropic, n=1.78-1.8.
 

Calculated Properties of Manganbelyankinite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=2.41 gm/cc
note: Specific Gravity of Manganbelyankinite =2.45 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.03
Boson Index = 0.97
Help on Photoelectric: Photoelectric: PEManganbelyankinite = 22.16 barns/electron
U=PEManganbelyankinite x rElectron Density= 53.30 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Manganbelyankinite is Not Radioactive
 

Manganbelyankinite Classification
Help on Dana Class: Dana Class: 08.07.08.02 (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 Manganbelyankinite Information
Help on References: References: NAME( AntBidBlaNic3) 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 Manganbelyankinite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Google Images
6 - Google Scholar
7 - Handbook of Mineralogy (MinSocAm)
8 - Handbook of Mineralogy (UofA)
9 - MinDAT
10 - MinMax(Deutsch)
11 - MinMax(English)
12 - Mineralienatlas (Deutsch)
13 - QUT Mineral Atlas
14 - Ruff.Info

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Manganbelyankinite

(Mn,Ca)(Ti,Nb)5O12•9(H2O)
Dana No: 08.07.08.02 Strunz No: 04.FM.25
Locality:

 

Notes: