Mineralogy Database

Zirconolite-2M Mineral Data

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General Zirconolite-2M Information

Help on Chemical  Formula: Chemical Formula: CaZrTi2O7
Help on Composition: Composition: Molecular Weight = 339.06 gm
   Calcium    11.82 %  Ca   16.54 % CaO
   Zirconium  26.91 %  Zr   36.34 % ZrO2
   Titanium   28.24 %  Ti   47.12 % TiO2
   Oxygen     33.03 %  O
             ______        ______ 
             100.00 %      100.00 % = TOTAL OXIDE
Help on Empirical Formula: Empirical Formula: CaZrTi2O7
Help on Environment: Environment: Carbonatite.
Help on IMA Status: IMA Status: Approved IMA 1989
Help on Locality: Locality: Kaiserstuhl, Germany. Link to MinDat.org Location Data.
Help on Name Origin: Name Origin: Named from its compostion and crystal structure.
Help on Name Pronunciation: Name Pronunciation: Zirconolite-2M + Pronunciation Say ZIRCONOLITE-2M
Help on Synonym: Synonym: Zirkelite

Zirconolite-2M Image

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Comments: Brown needles of zirconolite-2M in quartz.
Location: In den Dellen, Mendig, Laacher See, Eifel, Germany. Scale: Not given.
© Diederik Visser

Zirconolite-2M Crystallography

Help on Axial Ratios: Axial Ratios: a:b:c =1.7076:1:1.5761
Help on Cell Dimensions: Cell Dimensions: a = 12.445, b = 7.288, c = 11.487, Z = 8; beta = 100.38° V = 1,024.81 Den(Calc)= 4.39
Help on Crystal System: Crystal System: Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c
Help on X Ray Diffraction: X Ray Diffraction: By Intensity(I/Io): 2.93(1), 2.82(0.4), 2.507(0.3),2.513(0.3), 1.749(0.2), 1.754(0.2), 1.797(0.2), 1.806(0.1),

Physical Properties of Zirconolite-2M

Help on Color: Color: Black, Brown.
Help on Density: Density: 4.7
Help on Diaphaneity: Diaphaneity: Opaque
Help on Hardness: Hardness: 5.5 - Knife Blade
Help on Luster: Luster: Resinous
Help on Streak: Streak: dark brown

Optical Properties of Zirconolite-2M

Help on Optical Data: Optical Data: NCalc= 2.3 - from Gladstone-Dale relationship (KC = 0.2966) where Ncalc=Dcalc*KC+1
NCalc= 2.39 - from Gladstone-Dale relationship (KC = 0.2966) where Ncalc=Dmeas*KC+1

Calculated Properties of Zirconolite-2M

Help on Electron Density: Electron Density: Bulk Density (Electron Density)=4.14 gm/cc
note: Specific Gravity of Zirconolite-2M =4.39 gm/cc.
Help on Fermion Index: Fermion Index: Fermion Index = 0.06
Boson Index = 0.94
Help on Photoelectric: Photoelectric: PEZirconolite-2M = 42.93 barns/electron
U=PEZirconolite-2M x rElectron Density= 177.85 barns/cc.
Help on Radioactivity: Radioactivity: GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zirconolite-2M is Not Radioactive

Zirconolite-2M Classification

Help on  Dana Class: Dana Class: (08)Multiple Oxides with Nb, Ta, and Ti
  (08.02)where (A)2 (B2O6) (O,OH,F)
  (08.02.05)Zirconolite Group Zirkelite (Ca,Th,Ce)Zr(Ti,Nb)2O7 F m3m 4/m 3 2/m Zirconolite-3O (Ca,Fe,Y,Th)2Fe(Ti,Nb)3Zr2O7 C mca 2/m 2/m 2/m Zirconolite-2M CaZrTi2O7 C 2/c 2/m Zirconolite-3T CaZrTi2O7 P 312 3 2 Zirconolite (Ca,Ce)Zr(Ti,Nb,Fe)2O7 None
Help on  Strunz Class: Strunz Class: 04.DH.30 04 - OXIDES (Hydroxides, V[5,6] vanadates, arsenites, antimonites, bismuthites, sulfites, selenites, tellurites, iodate
  04.D - Metal:Oxygen = 1:2 and similar
  04.DH -With large (� medium-sized) cations; sheets of edge-sharing octahedra
04.DH.30 Zirconolite-3O (Ca,Fe,Y,Th)2Fe(Ti,Nb)3Zr2O7 C mca 2/m 2/m 2/m
04.DH.30 Zirconolite-3T CaZrTi2O7 P 312 3 2
04.DH.30 Zirconolite-2M CaZrTi2O7 C 2/c 2/m
04.DH.30 Zirconolite (Ca,Ce)Zr(Ti,Nb,Fe)2O7 None

Other Zirconolite-2M Information

Help on References: References: NAME( Dana8) PHYS. PROP.(Dana8)
Help on See Also: See Also: Links to other databases for Zirconolite-2M :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - GeoScienceWorld
5 - Google Images
6 - Google Scholar
7 - MinDAT
8 - Mineralienatlas (Deutsch)
9 - Online Mineral Museum
10 - QUT Mineral Atlas
11 - Ruff.Info

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Dana No: Strunz No: 04.DH.30





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