General Baghdadite Information![]() Ca3(Zr,Ti)Si2O9 |
![]() Molecular Weight = 400.79 gm |
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Calcium 30.00 % Ca 41.98 % CaO |
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Zirconium 17.07 % Zr 23.06 % ZrO2 |
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Titanium 2.99 % Ti 4.98 % TiO2 |
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Silicon 14.02 % Si 29.98 % SiO2 |
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Oxygen 35.93 % O |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Ca3Zr0.75Ti0.25Si2O9 |
![]() In a melilite skarn in contact with banded diorite, in roof pendant xenoliths of calc-silicate marbles and hornfels. |
![]() Approved IMA 1982 |
![]() In Dupezeh Mountain, near Hero Town, Qala-Diza region, northeastern Iraq. Link to MinDat.org Location Data. |
![]() For Baghdad, the capital of Iraq. |
![]() Baghdadite + Pronunciation |
![]() | | Baghdadite Image
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Baghdadite Crystallography![]() a:b:c =1.0255:1:0.7244 |
![]() a = 10.42, b = 10.16, c = 7.36, Z = 4; beta = 91.1° V = 779.04 Den(Calc)= 3.42 |
![]() Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/a |
![]() By Intensity(I/Io): 2.84(1), 2.98(0.85), 3.23(0.8), |
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| Physical Properties of Baghdadite![]() None |
![]() Colorless. |
![]() 3.48 |
![]() Transparent |
![]() Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). |
![]() 6 - Orthoclase |
![]() Vitreous (Glassy) |
![]() white |
| Optical Properties of Baghdadite![]() CI meas= 0.133 (Poor) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.118 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.193,KPDmeas= 0.1897,KC= 0.2187 Ncalc = 1.75 - 1.76 ![]() Biaxial (+), a=1.652, b=1.658, g=1.67, bire=0.0180, 2V(Calc)=72, 2V(Meas)=72. |
| Calculated Properties of Baghdadite![]() Bulk Density (Electron Density)=3.34 gm/cc |
note: Specific Gravity of Baghdadite =3.42 gm/cc. ![]() Fermion Index = 0.03 |
Boson Index = 0.97 ![]() PEBaghdadite = 27.28 barns/electron |
U=PEBaghdadite x rElectron Density= 91.02 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Baghdadite is Not Radioactive | Baghdadite Classification![]() 56.02.04.01 (56)Sorosilicate Si2O7 Groups and O, OH, F. and H2O |
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(56.02)with cations in [4] and/or >[4] coordination |
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(56.02.04)Cuspidine - Wohlerite group |
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![]() 09.BE.17 09 - SILICATES (Germanates) |
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09.B - Sorosilicates |
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09.BE -Si2O7 groups with additional anions; |
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| Other Baghdadite Information![]() NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) |
![]() Links to other databases for Baghdadite : |
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 - Handbook of Mineralogy (UofA) 10 - MinDAT 11 - Mineralienatlas (Deutsch) 12 - Online Mineral Museum 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Baghdadite using: Visit our Advertisers for Baghdadite : A Bijoux Google Search for BaghdaditeAdam's Minerals Google Search for Baghdadite Cape Minerals Google Search for Baghdadite Dakota Matrix Minerals Google Search for Baghdadite Excalibur Mineral Corp. Google Search for Baghdadite Exceptional Minerals Google Search for Baghdadite John Betts Fine Minerals Search for Baghdadite McDougall Minerals Google Search for Baghdadite Mineral News Website Link Rock and Mineral Shows Google Search for Baghdadite Weinrich Minerals, Inc. Google Search for Baghdadite Ask about Baghdadite here : Print or Cut-and-Paste your Baghdadite Specimen Label here :
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