General Fluorcaphite Information![]() (Ca,Sr,Ce,Na)5(PO4)3F |
![]() Molecular Weight = 671.38 gm |
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Sodium 0.86 % Na 1.15 % Na2O |
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Strontium 19.58 % Sr 23.15 % SrO |
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Calcium 13.43 % Ca 18.79 % CaO |
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Cerium 20.87 % Ce 24.44 % Ce2O3 |
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Phosphorus 13.84 % P 31.71 % P2O5 |
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Oxygen 28.60 % O |
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Fluorine 2.83 % F 2.83 % F |
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F -1.19 % -O=F2 |
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______ ______ |
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100.00 % 100.89 % = TOTAL OXIDE |
![]() 5(Ca0.45)5(Sr0.3)5(Ce0.2)5(Na0.05)(PO4)3F |
![]() In miarolitic cavities in a hyperagpaitic pegmatite in ijolite-urtite. Ca and F dominant analog of strontium-apatite. |
![]() Approved IMA 1995 (Dana # Added) |
![]() Khibina alkaline massif, Kola Peninsula, Russia. Link to MinDat.org Location Data. |
![]() Named after its composition of fluorine, calcium, and phosphorous. |
![]() Fluorcaphite + Pronunciation |
![]() ![]() ICSD 76619 |
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IMA1996-022 |
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PDF 50-1603 |
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Fluorcaphite Crystallography![]() a:c = 1:0.73801 |
![]() a = 9.485, c = 7.0001, Z = 2; V = 545.39 Den(Calc)= 4.09 |
![]() Hexagonal - PyramidalH-M Symbol (6) Space Group: P 63 |
![]() By Intensity(I/Io): 2.838(1), 2.74(0.53), 2.814(0.48), |
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| Physical Properties of Fluorcaphite![]() None |
![]() Light yellow, Bright yellow. |
![]() 3.6 |
![]() Transparent |
![]() Sub Conchoidal - Fractures developed in brittle materials characterized by semi-curving surfaces. |
![]() Prismatic - Crystals Shaped like Slender Prisms (e.g. tourmaline). |
![]() Subhedral Crystals - Occurs as crystals which tend to exhibit a recognizable crystal shape. |
![]() 5 - Apatite |
![]() Vitreous (Glassy) |
![]() white |
| Optical Properties of Fluorcaphite![]() CI meas= -0.052 (Good) - where the CI = (1-KPDmeas/KC) |
CI calc= 0.074 (Fair) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1572,KPDmeas= 0.1786,KC= 0.1698 Ncalc = 1.61 - 1.69 ![]() Uniaxial (-), e=1.637, w=1.649, bire=0.0120. |
| Calculated Properties of Fluorcaphite![]() Bulk Density (Electron Density)=3.35 gm/cc |
note: Specific Gravity of Fluorcaphite =3.60 gm/cc. ![]() Fermion Index = 0.01 |
Boson Index = 0.99 ![]() PEFluorcaphite = 128.09 barns/electron |
U=PEFluorcaphite x relectron= 429.62 barns/cc. ![]() |
GRapi = 20,739.74 (Gamma Ray American Petroleum Institute Units)
Fluorcaphite is Radioactive as defined in 49 CFR 173.403. Greater than 70 Bq / gram.
Weight of pure Fluorcaphite in grams (gm) and Calculated Diameter of a Sphere with a Density of 3.60 gm/cc.* | Fluorcaphite Classification![]() 41.08.01.08 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen |
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(41.08)where (A)5 (XO4)3 Zq |
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(41.08.01)Apatite Group |
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![]() 08.BN.05 08 - PHOSPHATES, ARSENATES, VANADATES |
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08.B - Phosphates, etc. with Additional Anions, without H2O |
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08.BN -With only large cations, (OH, etc.):RO4 = 0.33:1 |
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| Other Fluorcaphite Information![]() NAME( AmMin) PHYS. PROP.(Min.Mag.,Vol.61,p733,1997) OPTIC PROP.(AmMin) |
![]() Links to other databases for Fluorcaphite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - GeoScienceWorld 4 - Google Images 5 - Google Scholar 6 - Handbook of Mineralogy (MinSocAm) 7 - Handbook of Mineralogy (UofA) 8 - MinDAT 9 - Mineralienatlas (Deutsch) 10 - Online Mineral Museum 11 - QUT Mineral Atlas 12 - Ruff.Info Search for Fluorcaphite using: Visit our Advertisers for Fluorcaphite : A Bijoux Google Search for FluorcaphiteAdam's Minerals Google Search for Fluorcaphite Cape Minerals Google Search for Fluorcaphite Dakota Matrix Minerals Google Search for Fluorcaphite Excalibur Mineral Corp. Google Search for Fluorcaphite Exceptional Minerals Google Search for Fluorcaphite John Betts Fine Minerals Search for Fluorcaphite McDougall Minerals Google Search for Fluorcaphite Mineral News Website Link Rock and Mineral Shows Google Search for Fluorcaphite Weinrich Minerals, Inc. Google Search for Fluorcaphite Ask about Fluorcaphite here : Print or Cut-and-Paste your Fluorcaphite Specimen Label here :
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