| |
 |
Zirconolite-2M Mineral Data
|
|
|
General Zirconolite-2M Information
|
 Chemical Formula: |
CaZrTi2O7 |
| 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 |
| Empirical Formula: |
CaZrTi2O7 |
| Environment: |
Carbonatite. |
| IMA Status: |
Approved IMA 1989 |
| Locality: |
Kaiserstuhl, Germany. Link to MinDat.org Location Data. |
| Name Origin: |
Named from its compostion and crystal structure. |
| Name Pronunciation: |
Zirconolite-2M + Pronunciation  |
| Synonym: |
Zirkelite |
| |
Zirconolite-2M Image |
|
Images:
|
|
Zirconolite-2M
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
|
| Axial Ratios: |
a:b:c =1.7076:1:1.5761 |
| Cell Dimensions: |
a = 12.445, b = 7.288, c = 11.487, Z = 8; beta = 100.38° V = 1,024.81 Den(Calc)= 4.39 |
| Crystal System: |
Monoclinic - Prismatic H-M Symbol (2/m) Space Group: C 2/c |
| 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
|
| Color: |
Black, Brown. |
| Density: |
4.7 |
| Diaphaneity: |
Opaque |
| Hardness: |
5.5 - Knife Blade |
| Luster: |
Resinous |
| Streak: |
dark brown |
| |
Optical Properties of Zirconolite-2M
|
| 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
|
| Electron Density: |
Bulk Density (Electron Density)=4.14 gm/cc
note: Specific Gravity of Zirconolite-2M =4.39 gm/cc.
|
| Fermion Index: |
Fermion Index = 0.06
Boson Index = 0.94 |
| Photoelectric: |
PEZirconolite-2M = 42.93 barns/electron
U=PEZirconolite-2M x rElectron Density= 177.85 barns/cc.
|
| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Zirconolite-2M is Not Radioactive |
| |
Zirconolite-2M Classification
|
| Dana Class: |
08.02.05.03 (08)Multiple Oxides with Nb, Ta, and Ti |
| |
(08.02)where (A)2 (B2O6) (O,OH,F) |
| |
(08.02.05)Zirconolite Group |
| |
08.02.05.01 Zirkelite (Ca,Th,Ce)Zr(Ti,Nb)2O7 F m3m 4/m 3 2/m |
| |
08.02.05.02 Zirconolite-3O (Ca,Fe,Y,Th)2Fe(Ti,Nb)3Zr2O7 C mca 2/m 2/m 2/m |
| |
08.02.05.03 Zirconolite-2M CaZrTi2O7 C 2/c 2/m |
| |
08.02.05.04 Zirconolite-3T CaZrTi2O7 P 312 3 2 |
| |
08.02.05.05 Zirconolite (Ca,Ce)Zr(Ti,Nb,Fe)2O7 None |
| 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
|
| References: |
NAME( Dana8) PHYS. PROP.(Dana8) |
| 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
Search for Zirconolite-2M using:
[AOL]
[Bing]
[Dog Pile]
[GeoScienceWorld]
[HotBot]
[Ixquick]
[Lycos]
[MAMMA]
[Scirus]
[Teoma]
[WebCrawler]
[Wikipedia]
[YAHOO]
Visit our Advertisers for Zirconolite-2M :
Ask about Zirconolite-2M here :
Ask-A-Mineralogist from the Mineralogical Society of America
Mindat.org's Discussion Groups
Original Rockhounds Discussion Group
Rockhounds Discussion Group on Yahoo Groups
Mineral Discussion Forum from Fabre Minerals - also available in
Español
Print or Cut-and-Paste your Zirconolite-2M Specimen Label here :
|
Zirconolite-2M
CaZrTi2O7
Dana No: 08.02.05.03 Strunz No: 04.DH.30
Locality:
Notes:
|
|
| |
| |
|
| |
Dakota Matrix
Excalibur Minerals
Exceptional Minerals
Hudson Insitute
John Betts Fine Minerals
Mc Dougall Minerals
Mineral News
Rock and Mineral Shows
Weinrich Minerals, Inc.