Svabite Mineral Data

General Svabite Information

Chemical Formula:

Ca5(AsO4)3F

Composition:

Molecular Weight = 636.15 gm

Calcium 31.50 % Ca 44.08 % CaO

Arsenic 35.33 % As 54.20 % As₂O₅

Oxygen 30.18 % O

Fluorine 2.99 % F 2.99 % F

- % F -1.26 % -O=F₂

______ ______

100.00 % 100.00 % = TOTAL OXIDE

Empirical Formula:

Ca₅(AsO₄)₃F

Environment:

Contact metamorphic and metasomatized rocks.

IMA Status:

Valid Species (Pre-IMA) 1891

Locality:

Harsig mine, Pajsberg, Varmland, Sweden. Link to MinDat.org Location Data.

Name Origin:

Named for Anton Svab (1703-1768), Swedish mining official.

Name Pronunciation:

Svabite

Svabite Image

Images:

Svabite

Comments: Prismatic white crystals of svabite on matrix.
Location: Harstig mine, Pajsberg, Varmland, Sweden. Scale: Not Given.
© Lou Perloff / Photo Atlas of Minerals

Svabite Crystallography

Axial Ratios:

a:c = 1:0.70974

Cell Dimensions:

a = 9.75, c = 6.92, Z = 2; V = 569.70 Den(Calc)= 3.71

Crystal System:

Hexagonal - DipyramidalH-M Symbol (6/m) Space Group: P 6₃/m

$Help on X Ray Diffraction:$ X Ray Diffraction:

By Intensity(I/I_o): 2.91(1), 2.82(0.9), 2.84(0.9),

Forms:

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Forms: ( 1 1 1) ( 1 1 0) ( 1 0 1) ( 0 1 0) ( 0 0 1)

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Crystal Structure:

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Baikie T , Mercier P H J , Elcombe M M , Kim J Y , Le Page Y , Mitchell L D , White T J , Whitfield P S , Acta Crystallographica, Section B , 63 (2007) p.251-256, Triclinic apatites, Locality: synthetic

Physical Properties of Svabite

Cleavage:

{1010} Indistinct

Color:

Colorless, Gray, Gray green, Yellowish white.

Density:

3.5 - 3.8, Average = 3.65

Diaphaneity:

Transparent

Fracture:

Brittle - Generally displayed by glasses and most non-metallic minerals.

Habit:

Crystalline - Poor - Occurs primarily as crudely formed crystals.

Habit:

Hexagonal - Six-sided crystal shape in cross-section or habit.

Hardness:

4-5 - Fluorite-Apatite

Luminescence:

Fluorescent and cathodoluminescent, Short UV=red orange.

Luster:

Vitreous - Resinous

Magnetism:

Nonmagnetic

Streak:

white

Optical Properties of Svabite

Gladstone-Dale:

CI meas= -0.058 (Good) - where the CI = (1-KPDmeas/KC)
CI calc= -0.041 (Good) - where the CI = (1-KPDcalc/KC)
KPDcalc= 0.1892,KPDmeas= 0.1923,KC= 0.1818
Ncalc = 1.64 - 1.69

Optical Data:

Uniaxial (-), e=1.698, w=1.706, bire=0.0080.

Calculated Properties of Svabite

Electron Density:

Bulk Density (Electron Density)=3.55 gm/cc
note: Specific Gravity of Svabite =3.71 gm/cc.

Fermion Index:

Fermion Index = 0.0005701255
Boson Index = 0.9994298745

Photoelectric:

PE_Svabite= 27.97 barns/electron
U=PE_Svabite x rElectron Density= 99.19 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Svabite is Not Radioactive

Svabite Classification

Dana Class:

41.08.03.01 (41)Anhydrous Phosphates, etc. Containing Hydroxyl or Halogen

(41.08)where (A)5 (XO4)3 Zq

(41.08.03)Svabite Group

41.08.03.01 Svabite Ca5(AsO4)3F P 6₃/m 6/m

41.08.03.02 Turneaureite Ca5[(As,P)O4]3Cl P 6₃/m 6/m

41.08.03.03 Johnbaumite Ca5(AsO4)3(OH) P 6₃/m,P 6₃ Hex

41.08.03.04 Fermorite (Ca,Sr)5(AsO4,PO4)3(OH) P 6₃/m 6/m

Strunz Class:

08.BN.05 08 - PHOSPHATES, ARSENATES, VANADATES

08.B - Phosphates, etc. with Additional Anions, without H2O

08.BN -With only large cations, (OH, etc.):RO4 = 0.33:1

08.BN.05 Alforsite Ba5(PO4)3Cl P 6₃/m 6/m

08.BN.05 Apatite* Ca5(PO4)3(OH,F,Cl) P 6₃/m 6/m

08.BN.05 Belovite-(Ce) (Sr,Ce,Na,Ca)5(PO4)3(OH) P 3 3

08.BN.05 Belovite-(La)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P 3 3

08.BN.05 Fermorite (Ca,Sr)5(AsO4,PO4)3(OH) P 6₃/m 6/m

08.BN.05 Deloneite-(Ce)! NaCa2SrCe(PO4)3F P 3 3

08.BN.05 Johnbaumite Ca5(AsO4)3(OH) P 6₃/m,P 6₃ Hex

08.BN.05 Apatite-(CaOH) Ca5(PO4)3(OH) P 6₃/m 6/m

08.BN.05 Apatite-(CaCl) Ca5(PO4)3Cl P 6₃/m 6/m

08.BN.05 Carbonate-fluorapatite? Ca5(PO4,CO3)3F P 6₃/m 6/m

08.BN.05 Carbonate-hydroxylapatite? Ca5(PO4,CO3)3(OH) P 6₃/m 6/m

08.BN.05 Clinomimetite Pb5(AsO4)3Cl P 2₁/b 2/m

08.BN.05 Apatite-(CaF) Ca5(PO4)3F P 6₃/m 6/m

08.BN.05 Fluorcaphite! (Ca,Sr,Ce,Na)5(PO4)3F P 6₃ 6

08.BN.05 Hedyphane Ca2Pb3(AsO4)3Cl P 6₃/m 6/m

08.BN.05 Mimetite Pb5(AsO4)3Cl P 6₃/m 6/m

08.BN.05 Apatite-(SrOH) (Sr,Ca)5(PO4)3(F,OH) P 6₃/m 6/m

08.BN.05 Morelandite (Ba,Ca,Pb)5(AsO4,PO4)3Cl P 6₃/m,P 6₃ Hex

08.BN.05 Pyromorphite Pb5(PO4)3Cl P 6₃/m 6/m

08.BN.05 Vanadinite Pb5(VO4)3Cl P 6₃/m 6/m

08.BN.05 Apatite-(CaOH)-M! (Ca,Na)5[(P,S)O4]3(OH,Cl) P 2₁/b 2/m

08.BN.05 IMA2008-068! Ca2Pb3(PO4)3F P 6₃/m 6/m

08.BN.05 Svabite Ca5(AsO4)3F P 6₃/m 6/m

08.BN.05 Kuannersuite-(Ce)! Ba6Na2REE2(PO4)6FCl P 3 3

08.BN.05 Turneaureite Ca5[(As,P)O4]3Cl P 6₃/m 6/m

08.BN.05 Phosphohedyphane! Ca2Pb3(PO4)3Cl P 6₃/m 6/m

08.BN.05 IMA2008-009! Sr5(PO4)3F P 6₃/m 6/m 2/m 2/m

08.BN.05 Hydroxylpyromorphite! Pb5(PO4)3OH P 6₃/m 6/m

Other Svabite Information

References:

NAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990)

See Also:

Links to other databases for Svabite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - Franklin Minerals(Palache)
6 - GeoScienceWorld
7 - Google Images
8 - Google Scholar
9 - Handbook of Mineralogy (MinSocAm)
10 - Handbook of Mineralogy (UofA)
11 - MinDAT
12 - Mineralienatlas (Deutsch)
13 - Online Mineral Museum
14 - QUT Mineral Atlas
15 - Ruff.Info
16 - Scandinavian mineral gallery
17 - WWW-MINCRYST

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Print or Cut-and-Paste your Svabite Specimen Label here :

Svabite

Ca5(AsO4)3F
Dana No: 41.08.03.01 Strunz No: 08.BN.05
Locality:

Notes: