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Dovyrenite Mineral Data

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General Dovyrenite Information

Help on Chemical  Formula: Chemical Formula: Ca6Zr[Si2O7]2(OH)4
Help on Composition: Composition: Molecular Weight = 728.49 gm
   Calcium    31.57 %  Ca   44.18 % CaO
   Hafnium     0.10 %  Hf    0.12 % HfO2
   Magnesium   0.08 %  Mg    0.13 % MgO
   Zirconium  12.40 %  Zr   16.75 % ZrO2
   Titanium    0.03 %  Ti    0.05 % TiO2
   Manganese   0.02 %  Mn    0.02 % MnO
   Niobium     0.03 %  Nb    0.04 % Nb2O5
   Iron        0.21 %  Fe    0.28 % FeO
   Silicon    15.42 %  Si   32.99 % SiO2
   Hydrogen    0.61 %  H     5.46 % H2O
   Oxygen     39.53 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: Ca5.73Mg0.02Fe2+0.02Mn2+0.002Hf0.004Zr0.99Nb0.002Ti0.005Si4(O)13.58OH4.41
Help on Environment: Environment: Skarned carbonate xenoliths in a foshagite-vesuvianite skarn. New structure, possible heterophyllosilicate.
Help on IMA Status: IMA Status: Approved IMA 2007 (Dana # Added)
Help on Locality: Locality: Dovyren Bald Mountain (Ioko-Dovyren layered massif), Siberia, Russia. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named after the locality.
Help on Synonym: Synonym: IMA2007-002
 

Dovyrenite Image

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  Dovyrenite

Comments: BSE image of a large dovyrenite crystal in vesuvianite-foshagite skarn. Abbrev: dovyrenite (Dov), foshagite (Fsh), vesuvianite (Ves), calcite (Cal), (Mineralogia Polonica, v38: no 1, p18).
Location: Dovyren Bald Mountain (Ioko-Dovyren layered massif), Siberia, Russia.. Scale: See Image.
© Mineralogia Polonica

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  Dovyrenite

Comments: Dovyrenite crystal with preserved orthorhombic prism {0kl}. Abbrev: dovyrenite (Dov), vesuvianite (Ves). (Mineralogia Polonica, v38: no 1, p19).
Location: Dovyren Bald Mountain (Ioko-Dovyren layered massif), Siberia, Russia.. Scale: See Image.
© Mineralogia Polonica

Dovyrenite Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =0.3006:1:0.1978
Help on Cell Dimensions: Cell Dimensions: a = 5.666, b = 18.844, c = 3.728, Z = 1; V = 398.04 Den(Calc)= 3.04
Help on Crystal System: Crystal System: Orthorhombic - Dipyramidal H-M Symbol (2/m 2/m 2/m) Space Group: Pnnm
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 3.0727(1), 5.426(0.63), 3.1406(0.39),2.7468(0.36), 1.864(0.33), 1.6848(0.26), 1.8786(0.26), 2.5979(0.25),
 

Physical Properties of Dovyrenite

Help on Cleavage: Cleavage: {010} Perfect, {100} Imperfect
Help on Color: Color: Colorless.
Help on Diaphaneity: Diaphaneity: Transparent
Help on Fracture: Fracture: Brittle - Uneven - Very brittle fracture producing uneven fragments.
Help on Habit: Habit: Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline).
Help on Luster: Luster: Vitreous (Glassy)
Help on Streak: Streak: white
 

Optical Properties of Dovyrenite

Help on Gladstone-Dale: Gladstone-Dale: CI calc= -0.012 (Superior) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.2191,KC= 0.2165
Ncalc = 1.66
Help on Optical Data: Optical Data: Biaxial (+), a=1.659, g=1.676, bire=0.0170
 

Calculated Properties of Dovyrenite

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=3.01 gm/cc
note: Specific Gravity of Dovyrenite =3.04 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.02
Boson Index = 0.98
Help on Photoelectric: Photoelectric: PEDovyrenite = 21.70 barns/electron
U=PEDovyrenite x rElectron Density= 65.27 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Dovyrenite is Not Radioactive
 

Dovyrenite Classification

Help on  Dana Class: Dana Class: 56.02.05.07 (56)Sorosilicate Si2O7 Groups and O, OH, F. and H2O
  (56.02)with cations in [4] and/or >[4] coordination
  (56.02.05)Mosandrite and related species
 
56.02.05.01 Mosandrite Na(Na,Ca)2(Ca,Ce,Y)4(Ti,Nb,Zr)(Si2O7)2(O,F)2F3 P 21 2
 
56.02.05.02 Nacareniobsite-(Ce) NbNa3Ca3(Ce,La)(Si2O7)2OF3 P 21/a 2/m
 
56.02.05.03 Fersmanite Ca4(Na,Ca)4(Ti,Nb)4(Si2O7)2O8F3 C 2/c 2/m
 
56.02.05.04 Gotzenite (Ca,Na)3(Ti,Al)Si2O7(F,OH)2 P1 1
 
56.02.05.05 Rinkite! Na(Na,Ca)2(Ca,Ce)4(Ti,Nb)(Si2O7)2(O,F)2 P 21 2
 
56.02.05.06 IMA2008-024! (Ca,Na,REE,[])7(Nb,Ti)[Si2O7]2OF3 Cc m
 
56.02.05.07 Dovyrenite! Ca6Zr[Si2O7]2(OH)4 Pnnm 2/m 2/m 2/m
Help on  Strunz Class: Strunz Class: 09.BE.23 09 - SILICATES (Germanates)
  09.B - Sorosilicates
  09.BE -Si2O7 groups with additional anions;
 
09.BE.23 Dovyrenite! Ca6Zr[Si2O7]2(OH)4 Pnnm 2/m 2/m 2/m
 

Other Dovyrenite Information

Help on References: References: NAME( Mineralogia Polonica, v38: no 1) PHYS. PROP.(Mineralogia Polonica, v38: no 1) OPTIC PROP.(Mineralogia Polonica, v38: no 1)
Help on See Also: See Also: Links to other databases for Dovyrenite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - GeoScienceWorld
4 - Google Images
5 - Google Scholar
6 - MinDAT
7 - Mineralienatlas (Deutsch)
8 - Online Mineral Museum
9 - QUT Mineral Atlas
10 - Ruff.Info

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Dovyrenite

Ca6Zr[Si2O7]2(OH)4
Dana No: 56.02.05.07 Strunz No: 09.BE.23
Locality:

 

Notes:

 

 
   
 


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