Svabite Mineral Data

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.

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:

Mouse
Dbl Clk - Start-Stop Rotation
RMB - Cycle Display Modes
Drag1 - Manipulate Crystal
Drag2 - Resize
Keyboard
S - Stereo
I - Indicies
<space> - Start-Stop Rotation
F - Fit to Screen
M - Menu
Help on Above

Forms: [ 1 1 1] [ 1 1 0] [ 1 0 1] [ 0 1 0] [ 0 0 1]

Warning: this large pop-up is very compute intensive and may not work well with some computers.

Physical Properties of Svabite

Cleavage:

[1010] Indistinct

Color:

Colorless, Gray, Gray green, Yellowish white.

Density:

3.5 - 3.8, Average = 3.65

Diaphaniety:

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

Optical Data:

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

Calculated Properties of Svabite

Electron Density:

r_electron=3.55 gm/cc
note: r_Svabite=3.71 gm/cc.

Fermion Index

Fermion Index = 0.00057
Boson Index = 0.99943

Photoelectric:

PE_Svabite= 27.97 barns/electron
U=PE_Svabite x r_electron= 99.19 barns/cc.

Radioactivity:

GRapi = 0 (Gamma Ray American Petroleum Institute Units)

Svabite is Not Radioactive

Svabite Classification

Dana Class:

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

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

(41.8.3)Dana Group

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

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

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

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

Strunz Class:

VII/B.39-60 VII - Phosphates, Arsenates and Vanadates

VII/B - Waterfree phosphates with unfamiliar anions F, Cl, O, OH. cations of medium and big size: Mg, Cu, Zn, and Ca, Na, K, Ba, Pb

VII/B.39 - Apatite - Pyromorphite group

VII/B.39-10 Fluorapatite Ca5(PO4)3F P 6₃/m 6/m

VII/B.39-20 Chlorapatite Ca5(PO4)3Cl P 6₃/m 6/m

VII/B.39-30 Hydroxylapatite Ca5(PO4)3(OH) P 6₃/m 6/m

VII/B.39-40 Carbonate-hydroxylapatite Ca5(PO4,CO3)3(OH) P 6₃/m 6/m

VII/B.39-50 Carbonate-fluorapatite Ca5(PO4,CO3)3F P 6₃/m 6/m

VII/B.39-60 Svabite Ca5(AsO4)3F P 6₃/m 6/m

VII/B.39-70 Turneaureite Ca5[(As,P)O4]3Cl P 6₃/m 6/m

VII/B.39-80 Johnbaumite Ca5(AsO4)3(OH) P 6₃/m,P 6₃ Hex

VII/B.39-90 Fermorite (Ca,Sr)5(AsO4,PO4)3(OH) P 6₃/m 6/m

VII/B.39-95 Fluorcaphite! (Ca,Sr,Ce,Na)5(PO4)3F P 6₃ 6

VII/B.39-100 Strontium-apatite (Sr,Ca)5(PO4)3(F,OH) P 6₃/m 6/m

VII/B.39-110 Belovite-(Ce) (Sr,Ce,Na,Ca)5(PO4)3(OH) P 3 3

VII/B.39-115 Belovite-(La)! (Sr,La,Ce,Ca)5(PO4)3(F,OH) P 3 3

VII/B.39-117 Kuannersuite-(Ce)! Ba6Na2REE2(PO4)6FCl P 3 3

VII/B.39-120 Alforsite Ba5(PO4)3Cl P 6₃/m 6/m

VII/B.39-130 Morelandite (Ba,Ca,Pb)5(AsO4,PO4)3Cl P 6₃/m,P 6₃ Hex

VII/B.39-140 Hedyphane Ca2Pb3(AsO4)3Cl P 6₃/m 6/m

VII/B.39-150 Pyromorphite Pb5(PO4)3Cl P 6₃/m 6/m

VII/B.39-160 Mimetite Pb5(AsO4)3Cl P 6₃/m 6/m

VII/B.39-165 Clinomimetite Pb5(AsO4)3Cl P 2₁/b 2/m

VII/B.39-170 Vanadinite Pb5(VO4)3Cl 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)

Search for Svabite using:

[ALTAVISTA] [AOL] [About.com] [All-The-Web] [HotBot] [Ixquick] [LookSmart] [MAMMA] [MSN.COM] [Netscape] [Teoma] [Wikipedia] [YAHOO]

Visit our Advertisers for Svabite :
AA Mineral Specimens
A-Rocks Auction
Adams Minerals
B and L Minerals
Dakota Matrix
Dan Weinrich Fine Minerals
Dan Weinrich Auctions
e-Rocks Auctions
Excalibur Minerals
Exceptional Minerals
Fabre Minerals
Greenside Minerals
John Betts Fine Minerals
Masons Minerals
Mineral News
Mineral of the Month Club
MineralsWeb Fine Minerals
Minernet.it
Rockshop.cz Kalat Fine Minerals
T G Fine Minerals
Wrights Rock Shop

Translate Svabite Mineral Data :

Ask about Svabite 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 Svabite Specimen Label here :

Svabite

Ca5(AsO4)3F
Dana No: 41.8.3.1 Strunz No: VII/B.39-60
Locality:

Notes: