General Ellestadite-(F) Information![]() Ca5(SiO4,PO4,SO4)3(F,OH,Cl) |
![]() Molecular Weight = 503.55 gm |
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Calcium 39.80 % Ca 55.68 % CaO |
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Silicon 5.58 % Si 11.93 % SiO2 |
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Phosphorus 6.15 % P 14.09 % P2O5 |
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Hydrogen 0.06 % H 0.54 % H2O |
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Sulfur 6.37 % S 15.90 % SO3 |
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Chlorine 0.70 % Cl 0.70 % Cl |
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- %
Cl -0.16 % -O=Cl2 |
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Oxygen 39.08 % O |
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Fluorine 2.26 % F 2.26 % F |
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- %
F -0.95 % -O=F2 |
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100.00 % 100.00 % = TOTAL OXIDE |
![]() Ca5(SiO4)(PO4)(SO4)F0.6(OH)0.3Cl0.1 |
![]() Contact metamorphic skarn. |
![]() Approved IMA 1982 |
![]() Crestmore, Riverside, California, USA. Link to MinDat.org Location Data. |
![]() Named for the composition and Reuben B. Ellestad (1900-1993), American analytical chemist of Minneapolis, Minnesota, USA. |
![]() Fluorellestadite - Renamed Ellestadite-(F) by Mineralogical Record v39 (2008), 131 |
| | Ellestadite-(F) Image
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Ellestadite-(F) Crystallography![]() a:c = 1:0.72915 |
![]() a = 9.485, c = 6.916, Z = 2; V = 538.84 Den(Calc)= 3.10 |
![]() Hexagonal - DipyramidalH-M Symbol (6/m) Space Group: P 63/m |
![]() By Intensity(I/Io): 2.84(1), 2.74(0.9), 1.852(0.8), |
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| Physical Properties of Ellestadite-(F)![]() None |
![]() Blue, Pale bluish green, Colorless. |
![]() 3.03 - 3.07, Average = 3.05 |
![]() Transparent to Translucent |
![]() Massive - Uniformly indistinguishable crystals forming large masses. |
![]() 4.5 - Between Fluorite and Apatite |
![]() Sometimes Fluorescent, Short UV=bluish white, Long UV=weak white. |
![]() Vitreous - Greasy |
![]() bluish white |
| Optical Properties of Ellestadite-(F)![]() CI meas= -0.065 (Fair) - where the CI = (1-KPDmeas/KC) |
CI calc= -0.048 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2105,KPDmeas= 0.2139,KC= 0.2008 Ncalc = 1.61 - 1.62 ![]() Uniaxial (-), e=1.65, w=1.655, bire=0.0050. |
| Calculated Properties of Ellestadite-(F)![]() Bulk Density (Electron Density)=3.09 gm/cc |
note: Specific Gravity of Ellestadite-(F) =3.10 gm/cc. ![]() Fermion Index = 0.0038071745 |
Boson Index = 0.9961928255 ![]() PEEllestadite-(F) = 5.83 barns/electron |
U=PEEllestadite-(F) x rElectron Density= 18.02 barns/cc. ![]() GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Ellestadite-(F) is Not Radioactive | Ellestadite-(F) Classification![]() 52.04.09.03 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O |
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(52.04)with cations in [6] and/or > [6] coordination |
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(52.04.09)Silicate apatites |
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![]() 09.AH.25 09 - SILICATES (Germanates) |
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09.A - Nesosilicates |
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09.AH -Nesosilicates with CO3, SO4, PO4, etc. |
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| Other Ellestadite-(F) Information![]() NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Dana8) |
![]() Links to other databases for Ellestadite-(F) : |
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 Search for Ellestadite-(F) using: Visit our Advertisers for Ellestadite-(F) : A Bijoux Google Search for Ellestadite-(F)Adam's Minerals Google Search for Ellestadite-(F) Cape Minerals Google Search for Ellestadite-(F) Dakota Matrix Minerals Google Search for Ellestadite-(F) Excalibur Mineral Corp. Google Search for Ellestadite-(F) Exceptional Minerals Google Search for Ellestadite-(F) John Betts Fine Minerals Search for Ellestadite-(F) McDougall Minerals Google Search for Ellestadite-(F) Mineral News Website Link Rock and Mineral Shows Google Search for Ellestadite-(F) Weinrich Minerals, Inc. Google Search for Ellestadite-(F) Ask about Ellestadite-(F) here : Print or Cut-and-Paste your Ellestadite-(F) Specimen Label here :
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